The M73’s ergonomic design fits easily in the user’s hand and is a rugged, durable radio. The large screen and high-intensity LCD offer bright and easy-to-read characters. Yacht customers benefit from the optional VOX headset and adapter option that allows someone handling dock lines to use both hands while docking the boat, simultaneously communicating with the captain.
Features:
- Last Call Voice Recording
- Active Noise Cancelling Technology
- Bass Boost Function
- 700 mW Loud Audio
- 6 W RF Output Power
- IPX8 Submersible Plus™ Waterproofing
- Slim, Hourglass Body Wide Viewing Angle LCD
- Additional features
- AquaQuake™ prevents audio degradation from a water-logged speaker
- Dual/Tri-Watch function for monitoring Channel 16 and/or call channel
- 4 level battery indicator
- Favorite channel and tag scan functions
- Rapid desktop charger, BC-210, and cigarette lighter cable, CP-25H, are supplied
- Optional waterproof speaker-microphones, HM-167 and HM-202
- Auto power save function
- Basic version (no voice recorder, no noise canceller and no bass boost function) available for limited markets.
- Supports 4-digit channels
| General |
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Frequency range
|
Tx |
156.025–157.425 MHz |
| Rx |
156.050–163.275 MHz |
| Usable channel groups |
INT, USA, CAN, WX channels |
| Type of emission |
16K0G3E (FM) |
|
Current drain
|
Tx 6 W output |
1.5 A |
Rx Max. audio
(Int SP/Ext SP) |
450 mA/250 mA |
| Operating temp. range |
–20°C to +60°C; –4°F to +140°F |
| Antenna impedance |
50 Ω |
Dimensions (W×H×D)
(projections not included) |
52.5×125×30 mm
2.0×4.9×1.2 in |
| Weight (approximate) |
320 g; 11.3 oz
(With BP-245H, FA-S64V, MB-103) |
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| Transmitter |
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| Output power (Hi/Mid/Low) |
6 W/3 W/1 W |
|
| Max. frequency deviation |
±5.0 kHz |
|
| Frequency stability |
±10 ppm |
|
| Spurious emissions |
–68 dBc typical |
|
| Adjacent channel power |
70 dB |
|
| Audio harmonic distortion |
10% (at 60% dev.) |
|
| Residual modulation |
40 dB |
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| Receiver |
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| Sensitivity |
0.22 µV typical (at 12dB SINAD) |
| Squelch sensitivity |
0.35 µV typical (at threshold) |
| Adjacent channel selectivity |
70 dB typical |
| Spurious response |
70 dB typical |
| Intermodulation |
70 dB typical |
| Hum and noise |
40 dB |
|
Audio output power
(at 10% distortion)
|
700 mW typical (Internal SP)
350 mW typical (External SP)
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