YAESU M-90D Desktop Microphone User Manual
- June 5, 2024
- YAESU
Table of Contents
YAESU M-90D Desktop Microphone
INTRODUCTION
LOCK key
This is a one-touch PTT key with a lock function. When the LOCK key is
pressed, the transmit mode is set and held, When the key is pressed again the
transceiver returns to receive mode again.
PTT key
Press and hold down this key to transmit, and release it to receive.
Angle adjustment Screws
The angle of the microphone may be adjusted by loosening (turning
counterclockwise) the screws on the left and right side of the microphone
yoke. Place the microphone in the desired position and then tighten the screws
(turn them clockwise) to se-cure the microphone.
The angle of the microphone may be adjusted by loosening (turning
counterclockwise) the screw on the pivot top. Place the microphone in the
desired position and then tighten the screw (turn them clockwise) to secure
the microphone.
MIC Jack (8-pin)
Use the supplied microphone cable to connect the microphone to a transceiver
that has a “mod-ular terminal”.
MIC Jack (modular)
Use the supplied microphone ca-ble to connect the microphone to a transceiver
that has an “8-pin terminal”.
Low-Cut switch
When this switch is ON, a low-cut filter (cut-off frequency 340 Hz, -6
dB/octave) is activated.
Specifications
- Supply Voltage: DC 5.0 V ±10 %
- Current Consumption: 15 mA (TYP)
- Microphone Type: Dynamic
- Frequency Response: 30 – 17000 Hz
- Sensitivity: -60 dB (1 kHz 0 dB=1V/1Pa)
- Microphone Impedance: 600 Ohms
- Dimensions (W x H x D): 4.17” x 7.56” x 4.98” (106 x 192 x 126.5 mm) *H: Maximum with microphone flat
- Weight (approx): 18.7 oz (530 g) w/o cable
Using the M-90D with Yaesu Transceivers
This device complies with part 15 of the FCC Rules. Operation is subject to the following two conditions: (1) This device may not cause harmful interference, and (2) this device must accept any interference received, including interference that may cause undesired operation.
Safety Precautions (Be Sure to Read)
Be sure to read the safety precautions printed in the Operating Manual of the compatible transceiver to use this product safely. This equipment has been tested and found to comply with the limits for a Class B digital device, pursuant to Part 15 of the FCC Rules. These limits are designed to provide reasonable protection against harmful interference in a residential installation. This equipment generates, uses and can radiate radio frequency energy and, if not installed and used in accordance with the instructions, may cause harmful interference to radio communications. However, there is no guarantee that interference will not occur in a particular installation. If this equipment does cause harmful interference to radio or television reception, which can be determined by turning the equipment off and on, the user is encouraged to try to correct the interference by one or more of the following measures:
- Reorient or relocate the receiving antenna.
- Increase the separation between the equipment and receiver.
- Connect the equipment into an outlet on a circuit different from that to which the receiver is connected.
- Consult the dealer or an experienced radio/TV technician for help.
Disposal of Electrical and Electronic Equipment
Products with the symbol (crossed-out wheeled bin) cannot be disposed of as
household waste. Electronic and Electrical Equipment should be recycled at a
facility capable of handling these items and their waste by products. Please
contact a local equipment supplier representative or service center for
information about the waste collection system in your country.