ATI Audio DM500 User Manual
Page 5

ATI Audio Inc. ■ Tel: 856-626-3480 ■ Fax: 856-504-0220 ■ [email protected] ■ www.
audio.com
DM500 TECHNICAL SPECIFICATIONS
INPUT
DATA FORMATS
AES/EBU and S/PDIF, 27 to 96kHz sample rates
LEVEL
0.1 Vp-p minimum
IMPEDANCE
Transformer isolated, balanced and floating, XLR 110Ω, BNC/RCA 75Ω; terminations
may be switched off for loop-thru operation
CONNECTORS
XLR or BNC/RCA (Front panel selection), paralleled for loop-thru expansion
OUTPUTS
D/A CONVERTER
16 to 24 bit conversion
HEADPHONE
Drives 32 to 600Ω stereo headphones (TRS) to 100mW peaks, 1mW nominal; front
panel ¼" phone jack and volume control
LINE LEVEL
Balanced, +24 dBm peak, +4dBm nominal, 600 ohms; drives balanced or unbalanced
line; individual left and right front panel gain controls
FREQUENCY
RESPONSE
20 to 20kHz ± .25dB
DISTORTION
.10% at peak levels, .01% at nominal levels, 20 to 20kHz
CONNECTOR
(LINE)
Two piece screw clamp, Phoenix™ type
INDICATORS
SAMPLE RATE
LED Display indicates 32, 44.1, 48, 88.2 or 96kHz if incoming signal is within +1
to -4% of standard; all dark indicates no signal
SIGNAL VALID
Indicates that signal is free of transmission errors
BI-PHASE ERROR Indicates incorrect bi-phase signal coding
CRC ERROR
Cyclic Redundancy Check (CRC) value calculated for the receiver signal does not match
the CRC byte of the channel status word
NO LOCK ERROR
Signal contains no data or is corrupted beyond recoverable limits
PARITY ERROR
Indicates a parity error due to mismatched ones and zeroes in the audio data subframe
POWER ON
Indicates power is on and unit is operational
METERING
Stereo, LED, switchable between D/A converter and analog line output
DIGITAL D/A OUT
Headroom indicators for 0, 6, 12 15, 18 and 24dB, with 0dBFS = digital clipping
ANALOG LINE
OUT
Indicators for +12, +6, 0, -3, -6 and -12dB with 0dB = +4dBm output
SIZE
2.75” (7cm) H x 6.25” (15.9cm) W x 8.5” (21.6cm) D
WEIGHT
3 pounds (1.4kg) net; 4 pounds (1.8kg) shipping weight
POWER
4 x 9-volt batteries required for portable operation (not supplied); loop-thru power
connectors; order accessory power supply WA100-1 for 120VAC 60Hz; use WA100-2
for 230VAC 50-60Hz
WARRANTY
Limited, One Year Warranty
MODELS AND ACCESSORIES AVAILABLE:
DM500
Complete portable unit, as shown on front cover
DM500-1
Desktop mounting, includes external 120VAC power supply
DM500-2
Desktop mounting, includes external 230VAC power supply
21075-501
19” 1RU Rackmount, holds three DM500-1 or DM500-2 units
21097-501
1/3 Rackmount Filler Panel
20602-1
DC power loop-through cable