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