| Icom HM-90 
 
   SPECIFICATIONS
| Type: | Wireless infrared hand microphone |  
| Frequency response: | ? Hz (-6 dB) |  
| Sensitivity: | ? dB (? Hz, ? cm) |  
| Output level: | ? mV |  
| Output impedance / connector: | ? ohm / ? |  
| Power supply: | 8 VDC, supplied by radio or internal, rechargeable battery |  
| Current drain: | ? mA |  
| Dimensions (W*H*D): | ? mm (?") |  
| Weight: | ? g (? oz) |  
| Manufactured: | Japan, 199x-200x (Discontinued) |  
| Other: | EX-1759 infrared receiver required for wireless operation. Full remote control functions. Can also be use in a wired fashion.
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| Related documents: | Schematic (154 KB) |  
| Modifications and fixes: |  |  
| Reviews: |  |  
| Applicable radios: |  |  |