Kenwood MC-43S Hand Microphone
Instruction Manual
Safety Precautions
Please read this "Safety Precautions" section carefully before using the product to ensure safe and correct usage and to prevent harm to yourself or others, and damage to property.
About the Pictograms
The "Safety Precautions" section uses various pictograms to help you understand how to use the product safely and correctly, preventing injury to people and damage to property. Please read and understand the meanings of these symbols before proceeding.
- ⚠️ Warning: Indicates content where failure to follow instructions could result in death or serious injury.
- ❗ Caution: Indicates content where failure to follow instructions could result in personal injury or property damage.
- ? Symbol: Indicates prohibited actions.
Kenwood Corporation shall not be held liable for any damages incurred by customers or third parties due to misuse of this product, malfunctions during use, other defects, or use of this product, except where legally stipulated.
Warnings
- ⚠️ Do not open or modify the case. Doing so may cause electric shock, injury, or malfunction.
Cautions
- ❗ Do not strike or drop the microphone. This may cause malfunction.
Features
- UP/DOWN Switch Dynamic Microphone: In addition to normal microphone use, the UP/DOWN switch allows you to change the frequency of your transceiver from your hand.
- Optimal Sound Quality Design for Communication Equipment: Thorough experiments have been conducted on frequency performance, and the sound quality has been designed with an emphasis on improving intelligibility, which is most important for communication equipment.
- Ergonomic Shape and Reliability: The shape is ergonomically designed for excellent operability, preventing fatigue even during long periods of use. The UP/DOWN switch is designed to be operated while holding the microphone.
Connecting to Transceiver
The microphone impedance is 600 Ω. Please use it with a low impedance transceiver. Connect the MC-43S to the transceiver's microphone terminal.
- Turn off the transceiver's power.
- Firmly insert the microphone's plug into the transceiver's microphone terminal.
- Turn on the transceiver's power.
When Transmitting
- Press the PTT switch.
- Speak into the microphone. The optimal distance from the microphone to your mouth is approximately 20cm.
- Release the PTT switch when you have finished speaking.
Part Names
Diagram showing the parts of the microphone:
- Microphone Hanger
- Microphone Element
- PTT Switch
Connector Pinout (8-pin plug):
- Pin 1: UP
- Pin 2: STBY (PTT)
- Pin 3: DWN
- Pin 4: NC (Not Connected)
- Pin 5: NC (Not Connected)
- Pin 6: MIC
- Pin 7: GND (MIC)
- Pin 8: GND
Specifications
| Type | Dynamic microphone |
|---|---|
| Input Impedance | 600 Ω ±30% |
| Sensitivity | -71 dB ±3 dB (at 1000 Hz, 2 cm from MIC head) |
| Directivity | Omni-directional |
| Dimensions (W x H x D) | 53 x 113 x 37 mm (projections included) |
| Weight | 190 g (with cord) |
After-Sales Service
For after-sales service, please consult your dealer or our service center.
Warranty
In case of malfunction due to manufacturing defects under normal usage conditions, the product is covered by a free warranty for 6 months from the date of purchase. Proof of purchase, such as a receipt, is required.
For inquiries regarding products, please contact the Customer Support Center.
Tokyo: Tel (03)3477-2803 FAX (03)3477-5334 (Hours: 9:00 AM - 6:00 PM, closed on Saturdays, Sundays, and public holidays).
