GRAS 12HF 1-Channel Power Module for Low-noise Systems

Connection:
Traditional 200 V
Channel(s): 1

Technology

The 12HF provides:

  • polarization voltage (200 V) for the condenser microphone
  • voltage supplies (±15 V) for powering the microphone preamplifier
  • a front panel switch response for selecting pressure or free field setting

Specifications

CONDITIONING
.
Frequency response (±0.2 dB)
Hz
2 to 20 k
Output channel(s)
1
Output impedance
Ω
30
Direct coupling input to output
No
Linear mode
No
Type
Traditional power supply (LEMO)
Input channel(s), traditional power supply
1
Preamplifier supply
V
+-15
Polarization voltage
V
200
Overload indication
Yes
PC controlable
No
POWER AMPLIFIER
.
External filter option
No
Power amplifier overload detection
No
Power supply, battery
4 x LR14 (C)
Power supply, external
Vdc
6 to 20
Battery low indication
Yes
Fuse
mA
315 (fast)
Weight
g / oz
620 / 21,870
Specification Conditions

GRAS Sound & Vibration reserves the right to change specifications and accessories without notice.

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