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dm8
SPECIFICATIONS & FEATURES
HALCRO dm8
Remote Control Preamplifier
Inputs
3 RCA Unbalanced Voltage Mode
§
3 XLR Balanced Voltage Mode
§
1 RCA Unbalanced Current Mode
§
Any 5 of the above I/Ps are user
§
programmable to respond to the device
names: CD, DVD, Tuner, Tape, Aux.
Outputs
2 Pair RCA Unbalanced Voltage Mode,
§
Bridgeable
2 Pair XLR Balanced Voltage Mode,
§
Bridgeable
2 Pair RCA Unbalanced Current Mode,
§
1 pair for un-bridged connection, the
other pair used in bridged mode
1 Pair RCA Tape output
§
6-pin XLR power ON/OFF, pulsed and
§
level output control
Power supply
Switch-mode, >200kHz CW, 4th order
mains filter, 4th order supply rail filter.
EMC fully complies with EMC and CE
standards. Circuit contains extensive mains
transient protection and fault sensing
protection.
85-240VAC, 50-60Hz
Power consumption.
100W max via IEC input
Mains voltage.
All voltages from 85VAC through to
240VAC at 50Hz through to 60Hz or 120V
through to 340V D.C. (Power supply
will operate up to 270VAC but IEC sockets
rated up to 240V by regulatory authorities.)
Remote Control: 3 x AAA batteries
Dimensions
Width: 448mm, 17.64 inches
Ÿ
Depth: 400mm, 15.74 inches
Ÿ
Height: 240mm, 9.44 inches
Ÿ
Weight: 22.5kg, 49.6lbs
Ÿ
Shipping Dimensions
- In Timber case
Width: 585mm, 23 inches
Ÿ
Depth: 535mm, 21 inches
Ÿ
Height: 515mm, 20 inches
Ÿ
Weight: 36 kg, 79.4 lbs
Ÿ
Remote Control dimensions
Length: 183mm, 7.2 inches
Ÿ
Width: 50mm, 1.96 inches
Ÿ
Thickness: 24mm, .94 inches
Ÿ
Weight: 280gm, .6 lbs
Ÿ
Gain
Un-balanced and balanced -60dB to +20dB
set by volume control
Input impedance
10kohm + 10kohm balanced
10kohm unbalanced
50ohms for current mode
Output impedance
170 + 170ohms balanced and 170ohms
unbalanced.
>30kohms current mode
340ohms tape
Distortion
Unmeasurable- below noise floor.
At full specified output, < 250 parts per
billion (-132dB) for balanced and un-
balanced and current modes
PCB
4-layer PCBs for ultra high accuracy
reference potentials
Volume control
-60dB to +20dB in 0.5dB steps.
TM
Page 20 of 26
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