G.R.A.S. Sound & Vibration
Power Module Type 12AR - Page 8
6.
Specifications
Inputs/Outputs:
Input:
Two 7-pin LEMO 1B female connectors for microphone preamplifiers
Output:
Two BNC coaxial sockets for the output signals of microphone
preamplifiers
Output impedance:
30 Ω
Frequency response:
± 0.2 dB:
0.05 Hz - 200 kHz
Preamplifier supply voltages:
Preamplifier:
±15 V
Polarization:
200 V (can be switched to 0 V when using prepolarized microphones)
Power supplies:
4 x LR6 (AA) standard alkaline cells or
Mains/line adapter supply regulated to 4.5 - 24 V DC
Power consumption:
45 mA with G.R.A.S. preamplifiers
Battery life:
Approximately 30 hours using alkaline batteries
(Valid at 23 ºC)
Fuse:
160 mA (Slow), 250 V
(Low-impedance fuse)
Operating temperature range:
–10 °C to +50 °C
Dimensions:
Height:
60 mm
Width:
105 mm
Depth:
130 mm
Weight:
540 g without batteries.
Accessories included:
EL0001:
4 x LR6 (AA) batteries
WEEE directive:
2002/96/EC
CE marking directive:
93/68/EEC
Manufactured to conform with:
RoHS directive:
2002/95/EC
G.R.A.S. Sound & Vibration continually strives to improve the quality of our products for our customers; therefore, the
specifications and accessories are subject to change.
