Comtek M-216 Remote Program Monitoring, 216 MHz

Audio Input:
• Microphone input impedance for electret type microphone – 3k ohm
• Aux/Line input impedance – 10k ohm at 0 dB nominal
Connector:
• Microphone – Micro-mini 2.5 mm mono (locking or non-locking)
• Auxiliary – Mini 3.5 mm Stereo
- Audio – Tip and Sleeve
- Battery Charging – Tip and Sleeve
- External 9V power – Ring and Sleeve
Controls and Indicators:
• Power On/Off switch
• Synthesized channel selection switches
• Microphone mute switch (Optional)
• Audio input gain control
• Modulation voice level indicator
Antenna System: Body-worn microphone cord or whip antenna plugged directly into microphone connector when auxiliary input it used
Frequency Response: 80 Hz to 10 kHz
Modulation:
• 5 kHz deviation Ch. 1-40 (non-companded)
• 10 kHz deviation Ch. 41-60 companded
RF Power Output: 10 mW to the antenna system
Out-of-Band Emissions: Better than 45 dB below carrier
Current Drain: 17 mA constant current
Weight: 4 ounces (110 grams)
Battery:
• 9 V alkaline for up to 35 hours of operation
• 9 V Nickel-Metal Hydride rechargeable for up to 15 hours of operation
Dimensions: 1 1/6” x 2 1/2” x 3 1/4” (27 mm x 57 mm x 83 mm)