WEISS DAC205 User manual

OPERA
OPERAOPERA
OPERATING INSTRUCTIONS FOR
TING INSTRUCTIONS FOR TING INSTRUCTIONS FOR
TING INSTRUCTIONS FOR DAC2
DAC2DAC2
DAC205
0505
05 24Bit / 192kHz D/A CONVERTER
24Bit / 192kHz D/A CONVERTER24Bit / 192kHz D/A CONVERTER
24Bit / 192kHz D/A CONVERTER INTRODUCTION
Wei Engineering Ltd., Flora tr. 42, CH-8610 U ter, www.wei .ch  wei @wei .ch Page 1
DAC205
OPERATING MANUAL
I ue:
I ue: I ue:
I ue: July 2022
July 2022July 2022
July 2022

OPERA
OPERAOPERA
OPERATING INSTRUCTIONS FOR
TING INSTRUCTIONS FOR TING INSTRUCTIONS FOR
TING INSTRUCTIONS FOR DAC2
DAC2DAC2
DAC205
0505
05 24Bit / 192kHz D/A CONVERTER
24Bit / 192kHz D/A CONVERTER24Bit / 192kHz D/A CONVERTER
24Bit / 192kHz D/A CONVERTER INTRODUCTION
Wei Engineering Ltd., Flora tr. 42, CH-8610 U ter, www.wei .ch  wei @wei .ch Page 2
INTRODUCTION
INTRODUCTIONINTRODUCTION
INTRODUCTION
Congratulation on purcha ing the Wei DAC2
Congratulation on purcha ing the Wei DAC2Congratulation on purcha ing the Wei DAC2
Congratulation on purcha ing the Wei DAC205
0505
05 D/A Converter !
D/A Converter !D/A Converter !
D/A Converter !
The DAC205 i a tereo 24 bit / 192kHz D/A convert-
er which upport the following conver ion :
•AES/EBU or S/PDIF on RCA to analog
•AES/EBU or S/PDIF on To link to analog
There al o i the DAC204 model available which ha
an INT204 type USB interface added to the DAC205
feature .
Feature
FeatureFeature
Feature
•Input :
Input :Input :
Input : There are two AES/EBU (S/PDIF) in-
put on RCA and To link (optical) connect-
or . The ampling frequencie upported are
44.1, 48, 88.2, 96, 176.4 or 192 kHz.
•Output :
Output : Output :
Output : The output are balanced on XLR
connector and unbalanced on RCA con-
nector . The XLR output have a 6dB higher
level than the RCA output . The XLR output
(XLR pin 2 or pin 3) mu t not be horted to
ground, i.e. there i no ervo circuitry imple-
mented.
•Output Level:
Output Level: Output Level:
Output Level: Two witche allow to et 4
different output level at 10dB tep .
•Sampling Rate , Word
Sampling Rate , WordSampling Rate , Word
Sampling Rate , Word-
--
-length:
length: length:
length: 44.1, 48,
88.2, 96, 176.4, 192 kHz at up to 24 Bit are
upported.
•Jitter uppre ion:
Jitter uppre ion:Jitter uppre ion:
Jitter uppre ion: Several ignal reclocking
cheme are combined for a high jitter atten-
uation.
•Converter :
Converter : Converter :
Converter : Over ampling igma delta D/A
converter are u ed. Four D/A Converter
per audio channel are operated in parallel for
enhanced ignal to noi e performance.
•Power Supply:
Power Supply: Power Supply:
Power Supply: An external power upply i
u ed. The required voltage i between 6V and
9V.
•Front
FrontFront
Front-
--
-panel
panel panel
panel element
elementelement
element :
::
:
- A power on/off witch with LED.
- An input election witch.
• Back
BackBack
Back-
--
-panel
panel panel
panel e
ee
element :
lement :lement :
lement :
- Analog output on XLR and RCA connect-
or .
- Digital input (one RCA and one To link
connector).
- External power upply connector.
- Two toggle witche for output level etting.

OPERA
OPERAOPERA
OPERATING INSTRUCTIONS FOR
TING INSTRUCTIONS FOR TING INSTRUCTIONS FOR
TING INSTRUCTIONS FOR DAC2
DAC2DAC2
DAC205
0505
05 24Bit / 192kHz D/A CONVERTER
24Bit / 192kHz D/A CONVERTER24Bit / 192kHz D/A CONVERTER
24Bit / 192kHz D/A CONVERTER INTRODUCTION
Wei Engineering Ltd., Flora tr. 42, CH-8610 U ter, www.wei .ch  wei @wei .ch Page 3

OPERATING INSTRUCTIONS FOR DAC205 24Bit / 192kHz D/A CONVERTER
OPERATING INSTRUCTIONS FOR DAC205 24Bit / 192kHz D/A CONVERTEROPERATING INSTRUCTIONS FOR DAC205 24Bit / 192kHz D/A CONVERTER
OPERATING INSTRUCTIONS FOR DAC205 24Bit / 192kHz D/A CONVERTER OPERATION
Wei Engineering Ltd., Flora tr. 42, CH-8610 U ter, www.wei .ch  wei @wei .ch Page 4
OPERATION
OPERATIONOPERATION
OPERATION
Unpacking and Setup of the DAC2
Unpacking and Setup of the DAC2Unpacking and Setup of the DAC2
Unpacking and Setup of the DAC205
0505
05
Carefully unpack the DAC205. The following item
hould be enclo ed:
•The DAC205 D/A Converter unit
•A power upply
•Thi Owner Manual
Power Supply
Power SupplyPower Supply
Power Supply Connection
ConnectionConnection
Connection
Connect the enclo ed power upply or any other ap-
propriate upply to the input ocket. See the Tech-
nical Data ection for more information on the power
upply.
Input Connection
Input ConnectionInput Connection
Input Connection
The DAC205 operate either with the RCA input or the
optical To link input. Select the input with the appro-
priate witch. The data format can be either AES/EBU
or S/PDIF.
Output Connection
Output ConnectionOutput Connection
Output Connection
Connect your preamplifier or power amplifier to the
output connector of the DAC205.
U e either the ymmetrical (balanced) line (XLR) or
the a ymmetrical (unbalanced) line (RCA). It i al o
po ible to u e both output imultaneou ly.
If the XLR output are u ed to connect to an unbal-
anced input then make ure that XLR pin 1 i u ed for
the ground connection and XLR pin 2 i u ed a the
hot ignal. XLR pin 3 mu t be left open.
If there i n’t any ignal at the DAC205 output check
the power witch / LED and al o make ure the am-
pling frequency i in the range upported. See the
Technical Data ection for detail .
Output Level
Output LevelOutput Level
Output Level
The output level can be et with the two witche in
10dB tep . Four different output level can be elect-
ed.

OPERATING INSTRUCTIONS FOR DAC205 24Bit / 192kHz D/A CONVERTER
OPERATING INSTRUCTIONS FOR DAC205 24Bit / 192kHz D/A CONVERTEROPERATING INSTRUCTIONS FOR DAC205 24Bit / 192kHz D/A CONVERTER
OPERATING INSTRUCTIONS FOR DAC205 24Bit / 192kHz D/A CONVERTER TECHNICAL DATA
Wei Engineering Ltd., Flora tr. 42, CH-8610 U ter, www.wei .ch  wei @wei .ch Page 5
TECHNICAL DATA
TECHNICAL DATATECHNICAL DATA
TECHNICAL DATA
Digital Input :
Digital Input :Digital Input :
Digital Input :
(1) RCA connector, (1) To link connector (optical)
- All input accept profe ional or con umer tandard, i.e. accept AES/EBU or S/PDIF ignal .
- Sampling frequencie : 44.1, 48.0, 88.2, 96.0, 176.4 or 192 kHz on the RCA input.
- Sampling frequencie : 44.1, 48.0, 88.2, 96.0 kHz on the To link input.
- Maximum input word-length: 24 Bit .
Analog Output :
Analog Output :Analog Output :
Analog Output :
(2) XLR connector (hot output on pin 2, not
notnot
not ervo controlled), DC coupled, hort circuit proof output circuitry, Output im-
pedance: 44 Ohm
(2) RCA connector , DC coupled, hort circuit proof output circuitry, Output impedance: 22 Ohm
Output level: Selectable by two toggle witche , 4 etting :
XLR output :
7.5 Vrm , +19.7 dBu, with a 0 dBFS inewave input
2.3 Vrm , +9.7 dBu, with a 0 dBFS inewave input
0.75 Vrm , -0.3 dBu, with a 0 dBFS inewave input
0.23 Vrm , -10.3 dBu, with a 0 dBFS inewave input
RCA output :
3.75 Vrm , +13.7dBu, with a 0 dBFS inewave input
1.15 Vrm , +3.7dBu, with a 0 dBFS inewave input
0.375 Vrm , -6.3dBu, with a 0 dBFS inewave input
0.115 Vrm , -16.3dBu, with a 0 dBFS inewave input
Synchronization:
Synchronization:Synchronization:
Synchronization:
- Synchronized via the input ignal.
- Extremely efficient Jitter attenuation.
- Sampling frequencie upported: 44.1 kHz, 48.0 kHz, 88.2kHz, 96.0kHz, 176.4khz, 192kHz
Power:
Power:Power:
Power:
- DC input voltage: 6 to 9 Volt
- DC input current: 900mA at 6V, 600mA at 9V
- Power con umption: 5.4 W

OPERATING INSTRUCTIONS FOR DAC205 24Bit / 192kHz D/A CONVERTER
OPERATING INSTRUCTIONS FOR DAC205 24Bit / 192kHz D/A CONVERTEROPERATING INSTRUCTIONS FOR DAC205 24Bit / 192kHz D/A CONVERTER
OPERATING INSTRUCTIONS FOR DAC205 24Bit / 192kHz D/A CONVERTER TECHNICAL DATA
Wei Engineering Ltd., Flora tr. 42, CH-8610 U ter, www.wei .ch  wei @wei .ch Page 6
Mea urement :
Mea urement :Mea urement :
Mea urement :
The mea urement below have been taken at the following condition (unle noted otherwi e): 1 kHz mea urement
frequency, maximum electable output level, 192kHz ampling frequency (F ), 22kHz mea urement bandwidth, un-
weighted, 0 dBr equal the output level at 0 dBFS input.
FrequencyRe pon e
F = 44.1 kHz, 0Hz-20kHz: within +- 0.25dB
F = 88.2 kHz, 0Hz-20kHz: within +- 0.25dB
F = 88.2 kHz, 0Hz-40kHz: within +- 0.8dB
F = 176.4 kHz, 0Hz-20kHz: within +- 0.25dB
F = 176.4 kHz, 0Hz-40kHz: within +- 0.8dB
F = 176.4 kHz, 0Hz-80kHz: within +- 2.5dB
Total Harmonic Di tortion plu Noi e (THD+N)
−116 dBr (0.00016 %) at −3 dBFS input level
−125 dBr (0.000056 %) at −40 dBFS input level
−125 dBr (0.000056 %) at −70 dBFS input level
Linearity
At 0 dBFS to −120 dBFS input level: le than ±0.4 dB deviation from ideal
Spuriou component (including harmonic )
At 0 dBFS input level, maximum output level, 1 kHz, all component at le than −120 dBr
At 0 dBFS input level, maximum output level, 4 kHz, all component at le than −115 dBr
Cro talk
Better than 120 dB, 20 Hz–20 kHz
Interchannel Pha e Re pon e
+- 0.05° 20 Hz–20 kHz
+- 0.30° 20 Hz–80 kHz