Hochin AV-908 Base Microphone


Equipment Details

With lead for Icom 8 pin round


Graphic Equalizer

High Sensitivity Ceramic Microphone Elements equipped High Quality Compressor Amplifier (High, Med., Low Selectable) built-in.

It sends out always constant and optimum Level without distortion regardless of audio input level Equipped with Graphic Equalizer for Optimum Audio Quality Control.

The Audio Quality can be controlled by 4 Element Graphic Equalizer with Center Frequencies of 270, 540, 1000 And 2000Hz. It gives best Audio Quality for FM mode and Maximum efficiency for SSB mode DX

Non-Modulation Prevention Circuit built-in After continuous transmitting for a few minutes, the alarm circuit will be activated with alarm sound for 30 seconds.

Then, the condition returns to the receiving mode automatically Battery-Check Circuit built-in Press the power switch and the level meter indicates the battery condition with power voltage for a few seconds



High Sensitivity Ceramic Mic.

Element Compressor Level: HIGH: 45 dB, MED: 30 dB, LOW: 10 dB

S/N Ratio (Graphic Equalizer Part): 80dB Distortion Factor (Graphic Equalizer Part): 0.05%(at flat)

Graphic Equalizer: 4 elements (270,540,1000,2000Hz) +12dB range

Output Voltage:

COMP: 0- 30mV (RMS) Matching Output Impedance: 500 ohms – 100K ohms

Power Voltage: DC 6~9 V Current Consumption: Receiving: 3.5mA (at Equalizer “Off”)

Transmitting: 4.5mA (at Equalizer “Off”) Receiving: 10mA (at Equalizer “On”)

Transmitting: 11mA (at Equalizer “On”)

Alarm Sound: Approx. 4.5KHz Intermittent Tone

External Size: 227(W) x 130(D) x 320(H) mm



Weight: Approx. 1000 gr.


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