Icom IC-M45 Service Manual page 4

Vhf marine transceiver
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SECTION 1
' ' GENERAL
• Frequency coverage
• Mode
• Usable channels
• Power supply requirement
• Usable temperature range
• Frequency stability
• Current drain (at 13.8 V DC)
• Antenna impedance
• Dimensions (projections not included)
• Weight
' ' TRANSMITTER
• Output power (at 13.8 V DC)
• Modulation
• Maximum frequency deviation
• Spurious emissions
• Adjacent channel power
• Residual modulation
• Audio harmonic distortion
• Audio frequency response
' ' RECEIVER
• Receive system
• Intermediate frequencies
• Sensitivity
• Squelch sensitivity
• Adjacent channel selectivity
• Spurious response
• Intermodulation rejection ratio
• Hum and noise
• Audio output power (at 13.8 V DC)
• Audio frequency responce
All stated specifications are subject to change without notice or obligation.
SPECIFICATIONS
: 156.025–157.425 MHz (Tx)
156.025–163.275 MHz (Rx)
: 16K0G3E (FM)
:
Model
IC-M45
IC-M45EURO
: 13.8 V DC ±15% (negative ground)
: –20˚C to +60˚C; –4˚F to +140˚F
: ±10 ppm (–20˚C to +60˚C; –4˚F to +140˚F)
: Transmit
Receive
: 50 Ω (nominal)
: 152(W) 67(H) 144(D) mm; 6(W) 2
: 900 g; 2 lb
: High
Low
: Variable reactance frequency modulation
: ±5.0 kHz
: 70 dB
: 60 dB
: 40 dB
: Less than 10% at 70% deviation
: +1 dB to –3 dB of 6 dB octave from 300 Hz to 3000 Hz
: Double conversion superheterodyne system
: 1st
2nd
: 0.22 µV typical at 12 dB SINAD
: 0.22 µV typical
: 70 dB typical
: 70 dB typical
: 70 dB typical
: 40 dB
: 4.0 W typical at 10% distortion with an 4 Ω load
: +2 dB to –8 dB of –6 dB octave from 300 Hz to 3000 Hz
Channel
Version
INT
USA CAN
[USA]
[USA-1]
[ITA]
[FRA]
at 25 W
6.0 A
max. audio
1.2 A
5
25 W
1 W
30.85 MHz
450 kHz
1 - 1
WX
(H) 5
2
(D) in
8
3

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