GRATTEN GA1022CAL User manual

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The content of this manual is based on the current production models. As a
progressive company we pursue a policy of continuous product development and
improvement. Thus the content and operational procedure in this manual could be
changed without prior notice.
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©2012 NANJING GLARUN-ATTEN TECHNOLOGY CO. LTD All Rights Reserved.
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is the registered trademark of NANJING GLARUN-ATTEN
TECHNOLOGYCO.LTD.
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The products of the company are under protection of the
People's Republic of China Patent that has been approved or is
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The company reserves the right to change the specifications
and prices.
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spread the content of this manual (including electronic
manuals) as well as translate the content into other languages
without authorization of NANJING GLARUN-ATTEN
TECHNOLOGY CO. LTD.

Security terms and characters
Terms in this manual. The following terms may appear in this manual:
Warning
The warning announcement points out the operation or condition that
may endanger the operators.
Notice
The notice announcement points out the operation or condition that
may cause damage to the product or other properties.
Terms on the product. The following terms may appear on the product:
Danger It represents that harms may be caused to you at once if you perform
the operation.
Warning It represents that latent harms may be caused to you if you perform
the operation.
Notice It represents the damage possibly caused to the product or other
properties if you perform the operation.
Characters on the product. The following characters may appear on the product：
Notice
Please read
the manual
Protective
ground terminal
Chassis
ground terminal
Measuring
ground terminal

Introduction to GA1000 series of digital
storage oscilloscope
GA1000 series of digital storage oscilloscope is small in size and flexible to operate. It
adopts a TFT LCD and a pop-up menu for display, and can remarkably improve the
working efficiency by its ease of use.
GA1000 oscilloscope has a real-time sampling rate as high as 2GSa/s, therefore it is
capable of catching complex and quickly changing signals. It supports storage of USB
equipment, and is capable of updating and upgrading the system software by a USB
flash disc.
GA1000 series of oscilloscope has excellent performance, various functions and
competitive cost to performance ratio.
Model Bandwidth Sampling Rate
GA1102CAL
100MHz 1GSa/s
GA1202CAL 200MHz 2GSa/s
GA1302CAL 300MHz 2GSa/s
Characteristics：
The oscilloscope has a totally new ultrathin appearance design, and is small in
size and more portable
A 7-inch widescreen color TFT LCD displays clear, crisp and more stable
waveform display
Storage/ Memory depth: single channel: 40Kpts; double channels: 20Kpts
Various trigger functions: Edge, Pulse, Video, Slope and Alternation
Unique digital filtering and waveform recording functions
Pass/Fail function
GA1022CAL 25MHz 1GSa/s
GA1042CAL 40MHz 1GSa/s
GA1062CAL 60MHz 1GSa/s

32 kinds of automatic measurement and manual cursor tracking measurement
functions
Two groups of reference waveforms, 16 groups of common waveforms, 20
groups of internal storage/output; support waveform setting, external storage
and output of CSV and bitmap file by USB flash disc (CSV and bitmaps cannot be
output from USB flash disc)
Adjustable waveform brightness and screen grid brightness
The pop-up menu display mode realizes more flexible and more natural for
users’ operations
Various kinds of language interface display, Chinese and English
On-line help system
Shortcut key PRINT, support print screen
Standard configuration interfaces: USB Host, USB Device, RS-232
USB Host: support storage of USB flash disc and upgrading of USB flash disc
system software
USB Device: support PC connection for remote communication;
GA1000 series of digital storage oscilloscope accessories:
User's manual
Product warranty card
Certificate of approval
1：1/10：1 probes(2 PCS ea)
Power cord satisfying the standard of the user's country
USB cable
CD (containing PC software GAScope1.0)

Content Summary
The manual introduces related information about the operation of this series of digital
oscilloscope and comprises the following chapters and sections:
Chapter “Introduction” introduces the front panel, the user interface, the function
check and the probe compensation of the oscilloscope.
Chapter “Function Introduction and Operation” systematically introduces the
function and operation of the oscilloscope in detail.
Chapter “Application Example” includes many measure examples offered for
reference for users.
Chapter “System Prompt and Fault Recovery” introduces the system prompts
and lists some simple faults and solutions so that the users are capable to
rectify simple faults.
Chapter “Service and Support” introduces the warranty and technical support of
this series of product.
Chapter “Appendix A: Technical Specification” introduces the technical
specification of this series of oscilloscope in detail.
Chapter “Appendix B: Default Setting” lists related factory settings.
Chapter “Appendix C: Daily Maintenance and Cleaning” introduces the way to
maintain the oscilloscope.

Catalogue
Chapter 1 Introduction………………………………………………………………………………………………………………………….…………1
1.1 Accidence of front panel and user interface ………….……………..………………..… 1
1.1.1 Front panel………………………………………………………………………………………………1
1.1.2 Back of instrument……………………………………………………………………….………4
1.2 Function check…………………………………………………………………………………………………5
1.3 Probe…………………………………………………………………………………………………………………6
1.3.1 Probe safety……………………………………………………………………………………………6
1.3.2 Probe attenuator setting…………………………………………..……….…………………6
1.3.3 Probe compensation……………………………………………………..………………………7
Chapter 2 Function Introduction and Operation……………………..………9
2.1 Menu and control button…………………………………………………………………….………………9
2.2 Connector…………………………………………………………………………………….………………………11
2.3 Default setting………………………………………………………………………………….…………………12
2.4 [Universal] knob………………………………………………………….………………………………………13
2.5 Vertical system……………………………………………………………………………………………………14
2.5.1 Channels CH1 and CH2……………………………………………………………….……………14
2.5.2 Application of [POSITION] and [VOLT/DIV] knobs of the vertical system
……………………………………………………………………………………………………………………………….20
2.5.3 Implementation of MATH function…………………………………………………………20
2.5.4 Implementation of REF function………………………………….…….……………………27
2.6 Horizontal system……………………………….……………………………………………………………29
2.6.1 Horizontal control knob…………………………………………………………..………………30