Intensity Power Module - Type 12AB

Intensity Power Module - Type 12AB
The Intensity Power Module Type 12AB is a two-channel, battery-operated, microphone power supply for use with the Sound Intensity Probe Type 50AI versions B, C and D.

It has a 12-pin LEMO 1B input connector for direct connection with the intensity probe and two BNC output sockets for the microphone signals. Furthermore, the Type 12AB has a 9 pin D-sub socket for connecting to the RS232 port of a computer for software control of the remote-control facilities of the Sound Intensity Probe Type 50AI.

The Type 12AB has a battery indicator to monitor battery condition and an input socket for an external power supply.

The cabinet width is 1/12th of a standard 19” rack. With the rack mounting system Type AK0040, 12 of these Power Modules can be mounted in a standard 19” rack.

19" Rack-mounting System AK0040
The AK0040 is a shelf for mounting instrument cabinets, e.g. G.R.A.S. Power Modules, and can itself be mounted in a standard 19" instrumentation rack via its flanges. It can house instruments 133 mm high and is wide enough to contain instruments amounting up to a total width of 430 mm.
Specifications Type 12AB
2 via a 12-pin LEMO 1B connector
Outputs channels:
2 × BNC sockets and
one 9-pin D-sub socket
Preamplifier supply:
28 V or 120 V
Polarisation voltage:
0 V or 200 V
Frequency response:
0 Hz - 200 kHz
Power supply:
10 × AA alkaline batteries
or 12 - 18 V DC mains/line adaptor for 220/115 V
height: 132.6 mm
width: 34.6 mm
depth: 196 mm
770 g
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