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2 | DPM AO-1
• D/A conversion
Frequency response
Signal-to-noise ratio (A-weighted)
THD+N
Output balance
Crosstalk
Sample rate
Data format
Operating temperature
Product dimensions (Width by
Height by Depth)
Net weight
Optional accessories
• Output transformer
Slot Connector
+24V
+18V
ANALOG
SUPPLY
-18V
+5V
DIGITAL
SUPPLY
MCLK
BCLK
WCLK
SERIAL
AUDIO
DATA
SPI
RES
Block diagram
24 bit, sigma-delta, 128 times
oversampling
20–20,000 Hz (-0.5 dB)
109 dB typical
< 0.003%
> 40 dB
< -110 dB
48 kHz
24-bit linear D/A conversion, 48-
bit processing
-5 °C to +45 °C
81.8 x 27.3 x 189.3 mm
100 g
Type LL1517, Lundahl
Transformers, Sweden
D
A
SERIAL
DATA
SELECT
CONTROL
REGISTER
BOARD
ID
+6 dBu
+18 dBu
Internal Gain
Setting
+6 dBu
+18 dBu
Internal Gain
Setting
LL1517
OUT A
(optional)
LL1517
OUT B
(optional)
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