ETMC Technologies :: G.R.A.S. Sound & Vibration :: Type 12AR - Constant Voltage Power Supply: two-channel, battery-operated, microphone power supply. It has a two 7-pin LEMO 1B input connectors for microphone preamplifiers and two BNC output sockets. It can provide a polarisation of 200V for externally-polarised microphones or 0V for prepolarised microphones.

<H1>No Frames? No Problem!</H1> <p><br>Go to G.R.A.S. Sound & Vibration web site with <A HREF="http://www.gras.dk/00012/00054/00095/00365/">no-frames</A>.</p> <p>The Power Module Type 12AR is a two-channel, battery-operated, microphone power supply. <p>It has a two 7-pin LEMO 1B input connectors for microphone preamplifiers and two BNC output sockets. It can provide a polarisation of 200V for externally-polarised microphones or 0V for prepolarised microphones. <p>The Type 12AR has a battery indicator to monitor battery condition and an input socket for an external power supply. <p><p>Specifications Type 12AR <p>Input channels: 2 x 7-pin LEMO 1B connectors <p>Output channels: 2 x BNC sockets <p>Preamplifier supply: ±15 V <p>Polarisation voltage: 0 V or 200 V <p>Frequency response: 0.05 Hz - 200 kHz <p>Power supply: 4 × AA alkaline batteries or 4.5 - 24 V DC <p>Dimensions: <p>height: 60 mm <p>width: 105 mm <p>depth: 130 mm <p>Weight: 540 g