Ceyear 1435 Series User manual

1435 Series
Signal Generators
User Manual
China Electronics Technology Instruments Co., Ltd.

This manual is applied to the following models of signal generators, based on firmware version 1.0
and above.
1435A signal generator (9kHz ~ 3GHz)
1435B signal generator (9kHz ~ 6GHz)
1435C signal generator (9kHz ~ 12GHz)
1435D signal generator (9kHz ~ 20GHz)
1435F signal generator (9kHz ~ 40GHz)
1435A-V signal generator (9kHz ~ 3GHz)
1435B-V signal generator (9kHz ~ 6GHz)
Version: A.1 2019.03, China Electronics Technology Instruments Co., Ltd.
Add.: No. 98, Xiangjiang Road, Qingdao Economic & Technological Development Zone, Shandong, China
Free customer service number: 800-868-7041
Technical support: (86)0532-86889847
Fax: [phone] 86897258
Website: www.ceyear.com
Email: [e-mail]
Postal code: 266555

Foreword
Thank you for choosing and
using 1435 series signal
generators developed and
produced by China Electronic
Technology Instruments Co.,
Ltd.! Integrating high,
sophisticated and cutting-edge
technologies, our products offer
high cost performance among
similar products.
With maximally meeting your
requirements as our duty, we
will provide you with
high-quality measuring
instruments as well as
first-class after-sales service.
With the consistent tenet of
"high quality and considerate
service‖ and the promise to
provide our users with
satisfactory products and
services.
Manual No.
AV2.827.1202SSCN
Version
A.1 2018.12
China Electronics Technology
Instruments Co., Ltd.
Manual Licensing
The contents of this manual are
subject to change without
notice. The final right to
interpret the contents and
terms used in this manual
belongs to CETI.
The manual copyright belongs
to China Electronics
Technology Group Corporation,
no modification can be made to
the manual contents by any
unit or person without approval
of the Company, or any copy or
propagation of the manual
made for profit. China
Electronics Technology Group
Corporation retains the right of
pursuing legal responsibilities
from any infringer.
Product Warranty
The warranty period of this
product is 18 months from the
shipment date. During the
warranty period, the
manufacturer will repair or
replace damaged parts
according to actual conditions.
Specific maintenance shall be
operated in accordance with
the contract.
Product Quality
Certification
This product is guaranteed to
meet the specifications in this
manual as from the date of
shipment. The calibration and
measurement are completed
by measuring bodies with
national qualifications, with
relevant data provided for
users' reference.
Quality/Environmental
Management
This product complies with the
quality and environmental
management systems during
R&D, manufacturing and
testing. The company already
has the required qualifications
and has passed the
certification of ISO 9001 and
ISO 14001 management
systems.
Safety Precautions
The symbol "Warning"
indicates a hazard. It reminds
the user to pay attention to a
certain operation process,
operation method or the like.
Failure to observe the rules or
incorrect operation may cause
personal injury. Proceed to the
next step only after fully
understanding and meeting the
warning conditions indicated.
The ―Note‖ symbol indicates
some important information
which will not cause danger. It
reminds the user to pay
attention to a certain operation
process, operation method or
the like. Failure to observe the
rules or incorrect operation may
cause damage to the
instrument or loss of important
data. Proceed to the next step
only after fully understanding
and meeting the conditions.
Note
Warning
！

1435 Series Signal Generators
Contents
1
Contents
1. Manual Navigation..................................................................................... 1
1.1. About the Manual..........................................................................................................1
1.2 Related Documents .......................................................................................................2
2 Overview..................................................................................................... 5
2.1 Product Overview...........................................................................................................5
2.1.1 Product Features ............................................................................................................5
2.1.2 Typical Applications ......................................................................................................11
2.2 Safe Operation Guide..................................................................................................12
2.2.1 Safety Marks.................................................................................................................12
2.2.2 Operation Status and Locations....................................................................................14
2.2.3 Electrical Safety............................................................................................................14
2.2.4 Operation Precautions ..................................................................................................15
2.2.5 Maintenance .................................................................................................................15
2.2.6 Batteries or Power Modules..........................................................................................15
2.2.7 Transportation...............................................................................................................16
2.2.8 Waster Disposal/Environmental Protection ...................................................................16
3 Quick Start................................................................................................ 17
3.1 Get Prepared ...............................................................................................................17
3.1.1 Preparations before Operation......................................................................................17
3.1.2 Operating System Configuration ...................................................................................28
3.1.3 Routine Maintenance....................................................................................................33
3.2 Front and Real Panels.................................................................................................34
3.2.1 Front Panel...................................................................................................................34
3.2.2 Real Panel....................................................................................................................35
3.3 Basic Configurations....................................................................................................37
3.3.1 Basic Settings...............................................................................................................38
3.3.2 Operation Examples......................................................................................................43
3.3.3 Main Configuration Scenes...........................................................................................53
3.4 Data Management .......................................................................................................65
3.4.1 Storage/Loading Working Status...................................................................................66
3.4.2 File Management..........................................................................................................67
3.4.3 Printing/Saving Screenshots.........................................................................................70

1435 Series Signal Generators
Contents
2
4 Operation Guide ....................................................................................... 73
4.1 Basic Operation Guide.................................................................................................73
4.1 1 Digital Modulation .........................................................................................................73
4.1.2 Analog Modulation and Pulse Modulation .....................................................................74
4.1.3 Sweep...........................................................................................................................78
4.2 Advanced Operation Guide..........................................................................................80
4.2.1 Configuring Multi Tone..................................................................................................81
4.2.2 Configuring Arbitrary Wave...........................................................................................82
4.2.3 Selecting ALC Bandwidth..............................................................................................88
4.2.4 External Level Control of the Signal Generator .............................................................88
4.2.5 Impact of Working in the Mixer Mode/Reverse Power...................................................89
4.2.6 Creating and Applying User Pltc Arrays ........................................................................90
4.2.7 Pulse Modulation Input Selection..................................................................................92
4.2.8 Baseband Triggering Function Configuration ................................................................96
4.2.9 Arbitrary Wave Triggering Function Configuration.........................................................99
5. Menus.................................................................................................... 105
5.1 Menu Structureand Parameter Settings.....................................................................105
5.1.1 Frequency...................................................................................................................105
5.1.2 Amplitude....................................................................................................................106
5.1.3 Sweep.........................................................................................................................109
5.1.4 Modulation..................................................................................................................110
5.1.5 Baseband....................................................................................................................116
5.1.6 I/Q...............................................................................................................................119
5.1.7 Arbitrary Wave............................................................................................................121
5.1.8 Tone ...........................................................................................................................122
5.1.9 AWGN (Optional)........................................................................................................124
5.1.10 System......................................................................................................................126
5.1.11 Storage/Loading........................................................................................................129
5.1.12 Calibration.................................................................................................................130
5.2 Menu Description.......................................................................................................131
5.2.1 Frequency...................................................................................................................131
5.2.2 Power .........................................................................................................................135
5.2.3 Sweep.........................................................................................................................140

1435 Series Signal Generators
Contents
3
5.2.4 Modulation..................................................................................................................146
5.2.5 Baseband....................................................................................................................152
5.2.6 I/Q...............................................................................................................................156
5.2.7 Arbitrary wave.............................................................................................................162
5.2.8 Dual/multiple tones .....................................................................................................168
5.2.10 System......................................................................................................................171
5.2.11 Storage/loading.........................................................................................................173
5.2.12 Calibration.................................................................................................................174
6 Remote control ....................................................................................... 177
6.1 Remote control foundation.........................................................................................177
6.1.1 Program control interface............................................................................................177
6.1.2 Message.....................................................................................................................180
6.1.3 SCPI command...........................................................................................................181
6.1.4 Command sequence and synchronization...................................................................189
6.1.5 Status report system...................................................................................................190
6.1.6 Programming precautions...........................................................................................192
6.2 Instrument program control port and configuration ....................................................193
6.2.1 LAN.............................................................................................................................193
6.2.2 GPIB...........................................................................................................................194
6.3 Basic VISA interface programming............................................................................194
6.3.1 VISA library.................................................................................................................194
6.3.2 Initialization and default status setting.........................................................................195
6.3.3 Sending the setting command.....................................................................................196
6.3.4 Reading instrument configuration status .....................................................................196
6.3.5 Command synchronization..........................................................................................197
6.4 I/O library...................................................................................................................198
6.4.1 I/O library overview .....................................................................................................198
6.4.2 I/O library installation and configuration.......................................................................199
7 Troubleshooting and after-sales services................................................ 201
7.1 Working principles......................................................................................................201
7.1.1 Overall working principle and hardware function block diagram ..................................201
7.2 Troubleshooting and debugging ................................................................................202
7.2.1 System problem..........................................................................................................202

1435 Series Signal Generators
Contents
4
7.2.2 Hardware losing lock...................................................................................................202
7.2.3 Unleveled....................................................................................................................204
7.2.4 RF output amplitude failure.........................................................................................205
7.2.5 No modulation at RF output port .................................................................................205
7.2.6 Sweep failure..............................................................................................................205
7.2.7 Data storage failure.....................................................................................................206
7.2.8 No response from front panel keys..............................................................................206
7.2.9 Remote control failure.................................................................................................206
7.3 Error message ...........................................................................................................207
7.3.1 Error message file.......................................................................................................207
7.3.2 Error message description ..........................................................................................207
7.4 Method to obtain after-sales services ........................................................................208
7.4.1 Contact us...................................................................................................................208
7.4.2 Package and mailing...................................................................................................209
8 Technical indicators and testing methods............................................... 211
8.1 Statement ..................................................................................................................211
8.2 Product features ........................................................................................................211
8.3 Technical Indicators...................................................................................................212
8.4 Additional information ................................................................................................223
8.4.1 General information.....................................................................................................223
8.5 Performance characteristics test................................................................................226
8.5.1 Recommended testing method ...................................................................................226
8.5.2 Record chart of performance characteristics test ........................................................239
8.5.3 Recommended instrument for performance characteristics test..................................251
Annex........................................................................................................ 253
Annex A Terminology.......................................................................................................253
Frequency accuracy.............................................................................................................253
Frequency stability...............................................................................................................253
Harmonic distortion and spectrum purity..............................................................................254
I/Q modulation .....................................................................................................................254
Audio coding........................................................................................................................254
Channel coding....................................................................................................................255
Digital modulation ................................................................................................................255

1435 Series Signal Generators
Contents
5
Bandwidth efficiency of digital modulation signal..................................................................256
Binary frequency shift keying 2FSK .....................................................................................256
Binary phase shift keying BPSK...........................................................................................256
Quadrature phase shift keying QPSK ..................................................................................257
Eight-phase shift keying 8PSK.............................................................................................257
Quadrature amplitude modulation QAM...............................................................................258
Differential modulation type π/4DQPSK...............................................................................258
QPSK modulation type.........................................................................................................259
Constant envelope digital modulation MSK (min. frequency shift keying).............................259
3π/8 rotation 8PSK modulation（EDGE）...........................................................................260
Nyquist filter.........................................................................................................................260
Nyquist filter factor α ............................................................................................................261
Annex B Zoom table of SCPI commands.........................................................................262
Annex C Zoom table of error information.........................................................................269
Annex D Zoom table of PC keyboard shortcuts in the function configuration window .....270

1435 Series Signal Generators
Contents
6

1. Manual Navigation
1.1. About the Manual
1
1. Manual Navigation
This chapter introduces the user‘s manual functions, chapter structure and main contents of the
1435 series signal generators, as well as the instrument-related documents provided to users.
About the Manual………………………………………………………………………………………1
Related Documents……………………………………………………………………………………2
1.1. About the Manual
This manual introduces the basic functions and basic operating methods of the 1435 series signal
generators. It describes such contents as product features, basic operations, configuration guide, menu
description, remote control, maintenance, technical indicators and testing methods, etc. of the
instrument to help users get familiar with and master the operation method and key points of the
instrument as soon as possible. To facilitate your skillful use of such instrument, please read carefully
and follow this manual in advance for correct operation.
This manual contains the following chapters:
Overview
This part introduces in general the main performance characteristics, typical application examples and
safety precautions of operation for 1435 series signal generators. The purpose is to enable users to
have a preliminary understanding of the main performance characteristics of the instrument and to guide
users to operate the instrument safely.
Quick Start
This chapter introduces the pre-operation inspection, instrument browsing, basic configurations,
configuration window description and data storage of 1435 series signal generators so that users can
have a preliminary understanding of the instrument itself and its configuration processes as a
preparation for the comprehensive introduction of the configuration operations of the instrument
hereinafter. This section contains some contents consistent with the relevant sections in the Quick Start.
Operation Guide
This guide introduces the operation methods of various configuration functions of the instrument in
detail, including: configuring the instrument, starting the configuration process and obtaining the
configuration results, etc. This part mainly includes two parts: basic operation guide and advanced
operation guide. For users who are not familiar with 1435 series of signal generators, the basic operation
guide introduces and enumerates each function systematically and in detail so that users can
understand and master some basic usage of the signal generators, such as setting continuous wave,
power, and modulation, etc. The advanced operation guide part introduces relatively complicated testing
processes and advanced operation skills for users who have basic knowledge about using signal
generators but are not familiar with some special usage, and guides they to implement the operation
processes. For example, list configuration for step sweep and list sweep, vector signal generation, etc.
Menus
This part introduce the menu structure and menu items according to the functions to facilitate the
users to query for reference.
Remote Control
This part summarizes the remote control operations of the instrument so that users can quickly get
started on the remote control operations. It is divided into four parts: program control fundamentals,
introducing concepts related to program control, software configuration, program control ports, SCPI
commands, etc; port configuration methods, introducing the connection methods and software
configuration methods for program-controlled ports of 1435 series signal generators; basic programming
methods for VISA interfaces, giving basic programming examples in the form of text description and
sample codes to enable users to quickly master the programming methods; I/O function library,
introducing the basic concepts of instrument drivers and the basic installation and configuration

1. Manual Navigation
1.2 Related Documents
2
instructions of IVI-COM/IVI-C drivers.
Troubleshooting and Repair
This part includes the introduction of the working principles of the instrument, troubleshooting, error
information description and repair methods.
Technical Indicators and Testing Methods
This part introduces the product features, main technical indicators and recommended testing
methods of 1435 series signal generators.
Annexes
The annexes list necessary reference information for the 1435 series signal generators, including:
term description, program control command cheat sheets, error information cheat sheets, etc.
1.2 Related Documents
Product documentation of 1435 series signal generators includes:
Quick Start
Online Help
User‘s Manual
Program Control Manual
Quick Start
This part introduces the configuration of the instrument and basic operations for starting
configuration with the purpose of: making users quickly understand the characteristics of the instrument,
master the basic settings and basic local and program-controlled operations. Main chapters include:
Get Prepared
Typical Applications
Get Help
User’s Manual
This manual introduces the functions and operation methods of the instrument in detail, including
configuration, program control, and maintenance, etc.. The purpose is: to guide users to fully understand
the functional characteristics of the product and master common testing methods of the instrument. The
main chapters include:
Manual Navigation
Overview
Quick Start
Operation Guide
Menus
Remote Control
Troubleshooting and Repair
Technical Indicators and Testing Methods
Annexes
Program Control Manual
This manual introduces such contents as program control programming fundamentals, SCPI
foundation, SCPI commands, programming examples and I/O driver function library in detail. The
purpose is to guide users to quickly and comprehensively master the program control commands and
methods of the instrument. The main chapters include:

1. Manual Navigation
1.2 Related Documents
3
Remote Control
Program Control Commands
Programming Examples
Error Description
Annexes
Online Help
The Online Help is integrated into the instrument for providing fast text navigation help to facilitate
users to operate the instrument locally and remotely. Both the keys on the front panel of the instrument
or the user interface tool bar offer corresponding shortcut keys to activate this function. Main chapters
are the identical to that of the User‘s Manual:

1. Manual Navigation
1.2 Related Documents
4

2 Overview
2.1 Product Overview
5
2 Overview
This chapter introduces the main performance characteristics, main applications and main technical
indicators of 1435 series signal generators. It also gives introductions on correct operation of the
instrument and precautions such as electrical safety.
Product Overview……………………………………………………………………………………5
Safe Operation Guide…………………………………………………………………………………12
2.1 Product Overview
1435 series signal generators have realized the balanced design of performance, economy, volume
and weight based on innovative technologies. With the frequency range covering 9kHz～40GHz, this
signal generator has excellent spectral purity, with the SSB noise of 1GHz, the frequency offset of 1GHz
carrier @10kHz reaching -136dBc/Hz, the frequency offset of 10GHz carrier @10kHz reaching -116
dBc/Hz; with high power output and large dynamic range, its max. output power can reach
20dBm@20GHz and the dynamic range is greater than 150dB; with extremely short response time and
the frequency switching time of only 1ms, it can shorten the test time and improve the test efficiency to
meet the test requirements for mass data; and it also has excellent analog modulation and pulse
modulation functions. Adopting advanced frequency synthesis and RF channel signal processing
technologies, it reduces costs while achieving high performance. The 1435-V series signal generators,
with the frequency range of 9 kHz ~ 6 GHz, the internal modulation bandwidth of 200MHz and complete
digital modulation types, can meet the analog requirements of various broadband digital modulation
signals. Supporting arbitrary wave modulation in 5 download data formats, it allows users to edit and
download waveforms as required for configuration, complete various signal simulations, and meet the
testing requirements of various complicated signals; Its baseband signal generator, with simple setup
and excellent performance, supports real-time generation of general digital modulation signals in more
than 20 formats, such as PSK, QAM, FSK and MSK, etc. This series of signal generators offer fully
updated operation experience with 7-inch high-sensitivity LED touch screens, support for a variety of
operation modes such as touch screen, panel keys, rotary buttons, external mouses and keyboards; and
with 3U portable chassis structure, small and light, is easy to carry. This series of signal generators can
achieve excellent performance in a compact space, and thus can not only meet the demand for
high-performance testing during the development, but also meet the demand for high-efficiency testing
during the production.
Product Features………………………………………………………………………………………5
Typical Applications……………………………………………………………………………………11
2.1.1 Product Features
2.1.1.1 Basic Functions
Main features of the 1435 series signal generators developed and produced by China Electronic
Technology Instruments Co., Ltd. are as follows:
1) Wide frequency coverage
The frequency coverages of 1435A(A-V)/B(B-V)/C/D/F signal generators are 9kHz ~
3ghz/6ghz/12ghz/20ghz/40GHz, respectively. The serial lowest frequency is as low as 9kHz and the
max. frequency is as high as 40 GHz, which can meet the requirements of broadband testing.
2) High-amplitude output
With the H08 high-amplitude output option, 1435A/B/C/D can achieve the measured values of
full-band amplitude of above 20dBm, 1435F can achieve the measured values of full-band amplitude of
above 17dBm, and 1435A-V/B-V can achieve the measured values of full-band amplitude of above
20dBm. In testing occasions requiring high-amplitude excitation signals, 1435 allows users to obtain the
required testing signals without the use of external amplifiers.

2 Overview
2.1 Product Overview
6
Figure 2.1 Max. output amplitude of 1435D
Figure 2.2 Max. output amplitude of 1435F
Figure 2.3 Max. output amplitude of 1435B-V
0
5
10
15
20
25
30
35
0 2 4 6 8 10 12 14 16 18 20
Amplitude/dBm
Frequency/GHz
Max. output amplitude of 1435D (option H08)
0
5
10
15
20
25
30
35
0 5 10 15 20 25 30 35 40
Amplitude/dBm
Frequency/GHz
Max. output amplitude of 1435F (option H08)
0
5
10
15
20
25
30
0 1 2 3 4 5 6
Amplitude/dBm
Frequency/GHz
Max. output amplitude of 1435B-V (option H08)

2 Overview
2.1 Product Overview
7
3) Excellent SSB phase noise
The 1435 series signal generators offer two phase noise options for users. The measured standard
SSB phase noise of analog series signal source is -101dBc/Hz (10GHz@10kHz), and the SSB phase
noise is as low as -116dBc/Hz (10GHz@10kHz) when the low phase noise option is adopted; The
measured standard SSB phase noise of vector series signal source is -101dBc/Hz (10GHz@10kHz),
and the SSB phase noise is as low as -116dBc/Hz (10GHz@10kHz) when the low phase noise option is
adopted. The user can select the phase noise according to the actual demand to achieve the best cost
performance.
Figure 2.4 SSB phase noise (non-V)
Figure 2.5 SSB phase noise (-V)
-160
-150
-140
-130
-120
-110
-100
-90
-80
-70
-60
-50
-40
-30
-20
500MHz
1GHz
2GHz
3GHz
6GHz
10GHz
20GHz
40GHz
10Hz
100Hz
1kHz
10kHz
100kHz
10MHz
Frequency
offset
dBc/Hz
1MHz
SSB phase noise (Low-phase noise option)
-160
-150
-140
-130
-120
-110
-100
-90
-80
-70
-60
-50
-40
-30
-20
500MHz
1GHz
2GHz
3GHz
6GHz
10Hz
100Hz
1kHz 10kHz
100kHz
10MHz
Frequency
offset
dBc/Hz
1MHz
SSB phase noise (Low-phase noise option)

2 Overview
2.1 Product Overview
8
4) Extremely short frequency switching time
1435 can realize quick frequency switching in the entire frequency band, and the measured
frequency switching time is 0.67ms, which can meet the requirements of high-speed testing.
Figure 2.6 Frequency switching time
5) High-performance pulse modulation
The pulse on/off ratio is more than 80dB, the rise-fall time is less than 10ns, the narrow pulse option
H04 is adopted, the min. pulse width is 20ns, the pulse width range is 20ns ~ 42s-10ns, and the step is
10ns. Various triggering modes, such as gating and external triggering, are supported, and the pulse
train function required for radar testing is provided.
Figure 2.7 Pulse trains (5 pcs) Figure 2.8 Pulse width of 20ns
2.1.1.2 High Performance
1) Embedded multi-functional function generator
The multi-functional function generator consists of 7 waveform generators, which are used to
generate AM/FM/ΦM modulation signals and low-frequency output signals. Two waveform generators
can generate two-tone modulation signals for AM/FM/ΦM through internal addition. These 7 waveform
generators include 2 standard function generators, 1 double function generator, 1 sweep function
generator, 2 noise generators and 1 DC generator, which generates DC level and can only be used for
low-frequency output. The sine wave frequency range of the waveform generator is 0.1 Hz~10 MHz, and
the frequency range of triangular wave, square wave, zigzag wave and pulse is 0.1Hz-1MHz with the
frequency resolution of 0.1 Hz.

2 Overview
2.1 Product Overview
9
Figure 2.9 Sine wave Figure 2.10 Zigzag wave
Figure 2.11 Triangular wave Figure 2.12 Square wave
Figure 2.13 Double sinusoidal wave Figure 2.14 Noise
Figure 2.15 Sweep sine
2) High-compatibility downloading of arbitrary wave data formats
1435-V series signal generators support direct download and playback of arbitrary wave data in five
storage formats, Mat-File 5, ASCII, Binary, cap and csv, with the storage depth of 2G sample points.
3) Complete set of general digital modulation styles
1435-V series signal generators can support real-time generation of general digital modulation
signals covering over 20 formats, such as PSK, QAM, FSK and MSK, etc.
Figure 2.16 2FSK Figure 2.17 MSK

2 Overview
2.1 Product Overview
10
Figure 2.18 QPSK Figure 2.19 8PSK
Figure 2.20 16QAM Figure 2.21 1024QAM
2.1.1.3 Agility
1) Small size and light weight
Adopting highly portable3U chassis design, the instrument has greatly reduced its weight and
volume compared with desktop instruments. The heaviest model in the whole series is 10.9kg, and the
lightest model is only 7.4kg.
2) Sensitive LED touch screen
The 7-inch-wide LED display with the resolution of 800×480 can clearly display the status
information of the instrument. The capacitive touch screen with tailored window interface offer sensitive
and accurate touch control. In addition to the touch screen, the instrument can also be operated by
means of panel keys, rotary buttons with Enter function, and external keyboard and mouse, etc. for your
convenient selection.
Figure 2.22 Screenshot of actual operation interface
3) Rich program-controlled interfaces