Icom IC-M421

54
SPECIFICATIONS AND OPTION
New2001
11
■ Specifications
Specifications are measured in accordance with EN301 025.
DD
General
• Frequency coverage :
Transmit 156.000–161.450 MHz
Receive 156.000–163.425 MHz
• Mode : FM (16K0G3E)
DSC (16K0G2B)
• Current drain (at 13.8 V) : TX high (25 W) 5.5 A
Max. audio 1.5 A
• Power supply requirement : 13.8 V DC (10.8 to 15.6 V)
(negative ground)
• Frequency stability : ±1.5 kHz (–20°C to +60°C)
• Antenna connector : SO-239 (50 Ω)
• Input impedance (MIC) : 2 kΩ
• Output impedance (audio) : 4 Ω
• Dimensions : 164(W) × 78(H) × 139.5(D) mm
(Projection not included)
• Weight : Approx. 1150 g
DD
Transmitter
• RF output power : 25 W and 1 W
• Modulation system : Variable reactance frequency
modulation
• Max. frequency deviation : ±5.0 kHz
• Spurious emissions : Less than 0.25 µW
• Residual modulation : More than 40 dB
• Audio harmonic distortion : Less than 10%
(at 1 kHz, 60% deviation)
DD
Receiver
• Receive system : Double conversion
superheterodyne
• Sensitivity (20 dB SINAD) : –2 dBµ emf typical
(CH 70 receiver) –2 dBµ emf typical
• Squelch sensitivity : Less than 0 dBµ emf
• Spurious response : More than 70 dB
• Intermodulation : More than 68 dB
•
Adjacent channel selectivity : More than 70 dB
• Hum and noise : More than 40 dB
• Audio output power : More than 2 W
All stated specifications are subject to change without
notice or obligation.
■ Option
• MB-69 FLUSH MOUNT (p. 50)
For mounting the transceiver to a panel.
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