Icom HM-167 Speaker Microphone
PRODUCT INFORMATION
Icom HM-167 M71/GM1600 WATERPROOF SPEAKER MIKE
- The HM-167 has been designed for marine users who require a lightweight IPX7 waterproof speaker microphone.
- The HM-167 enables the IC-M71, IC-M73, IC-M90 or IC-GM1600E VHF’s to be safely stowed in a pocket for hands free communication.
Key Features
- Full-sized waterproof speaker-microphone
- Including an alligator-type clip to attach to your shirt or collar, etc.
Specifications
- Connector information – 4-pin
- Cable Length – 335 mm; 13.2 in (when curled)
- Waterproof – IPX8
- Weight – 127 g
- Type: Electret condenser type
- Directional Characteristics Unidirectional
- Impedance 1.3K ohm
- Frequency Response 400 ~ 10,000 Hz
- Sensitivity -27dB ±6dB at 1000Hz (Level control in max. position) 0dB = 1μber
- Weight 310g (including Cord and Connector)
- Circuit as per the following chart
PLEASE NOTE: This is not compatible with the Icom M93D.
Components
- 1uF Electrolytic Capacitor
- 0.001 uF Capacitor (disc ceramic)
- 1k ohm Resistor (1/2 watt)
These components are fitted inside the microphone.
Connections
- Connect to mic insert or mic amplifier.
- Mic leads to the transceiver mic socket.
- +9 volts from transceiver.
FAQs
- What is the purpose of the IC-SM5 microphone?
- The IC-SM5 microphone is designed to enhance operating convenience and improve the performance of Icom transceivers with a clear tone and good pickup capability.
- Can the IC-SM5 microphone be used with non-Icom transceivers?
- Yes, but it requires modification as per the provided schematic diagram.
- What type of microphone is the IC-SM5?
- The IC-SM5 is an electret condenser-type microphone with a built-in preamplifier.
Documents / Resources
 | Icom HM-167 Speaker Microphone [pdf] Instructions HM-167 Speaker Microphone, HM-167, Speaker Microphone, Microphone |