Icom IC-M402

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SECTION 1 SPECIFICATIONS
‘‘
GENERAL
• Frequency coverage : 156.025–157.425 MHz (Tx)
156.050–163.275 MHz (Rx)
• Mode : 16K0G3E (FM)
16K0G2B (DSC)
• Usable channels : All USA, international and Canadian channels
plus 10 weather channels
• Power supply requirement : 13.8 V DC ±10 %
(negative ground)
• Usable temperature range : –20˚C to +60˚C; –4˚F to +140˚F
• Frequency stability : ±10 ppm
(–20˚C to +60˚C; –4˚F to +140˚F)
• Current drain (at 13.8 V DC) : Transmit at 25 W 6.0 A (approx.)
Receive max. audio 1.2 A (approx.)
• Antenna impedance : 50 Ω
(nominal)
• Input impedance (MIC) : 600 Ω
• Output impedance (Audio) : 4 Ω
• Dimensions (projections not included) : 153(W)×67(H)×141.6(D) mm; 6(W)×2
5
⁄8(H)×5
3
⁄5(D) in
• Weight : 900 g; 2 lb
‘‘
TRANSMITTER
• Output power (at 13.8 V DC) : High 25 W
Low 1 W
• Modulation : Variable reactance frequency modulation
• Maximum frequency deviation : ±5.0 kHz
• Frequency error : ±10 ppm
• Spurious emissions : 70 dBc
• Adjacent channel power : 70 dB
• Residual modulation : 40 dB
• Audio harmonic distortion : Less than 10% at 60% deviation
• Audio frequency response : +1 dB to –3 dB of 6 dB octave from 300 Hz to 2500 Hz
‘‘
RECEIVER
• Receive system : Double conversion superheterodyne system
• Intermediate frequencies : 1st 21.7 MHz
2nd 450 kHz
• Sensitivity : 0.32 µV at 12 dB SINAD
• Squelch sensitivity : 0.32 µV
• Adjacent channel selectivity : 70 dB
• Spurious response : 70 dB
• Intermodulation rejection ratio : 70 dB
• Hum and noise : 40 dB
• Audio output power (at 13.8 V DC) : 4.5 W typical
at 10% distortion with an 4 Ω load
• Audio frequency responce : +1 dB to –3 dB of –6 dB octave from 300 Hz to 3000 Hz
Specifications are measured in accordance with TIA/EIA-603
All stated specifications are subject to change without notice or obligation.