Specifications And Options; Specifi Cations - Icom IC-M604A Instruction Manual

■ Specifi cations
D General
• Frequency coverage : TX 156.025–157.425 MHz
RX 156.050–163.275 MHz
• Mode : FM (16K0G3E), DSC (16K0G2B)
• Current drain (at 13.8 V) : TX high (25 W) 5.5 A
Max. audio
• Power supply requirement : 13.8 V DC ±15%
(negative ground)
• Frequency stability : ±5 ppm
• Operating temp. range : –20°C to +60°C; –4°F to +140°F
: 50 Ω nominal
• Antenna impedance
• Input impedance (MIC) : 2 kΩ
: 4 Ω
• Output impedance (audio)
: 220(W) × 110(H) × 109.4(D) mm
• Dimensions
8.7(W) × 4.3(H) × 4.3(D) in
(Projections not included)
• Weight : Approx. 1400 g; 3.09 lb
D 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 –70 dBc
• Adjacent channel power : More than 70 dB
• Audio harmonic distortion : Less than 10%
(at 1 kHz, 60% deviation)
• Residual modulation : More than 40 dB
• Audio frequency response : +1 to –3 dB of 6 dB/octave
range from 300 Hz to 3000 Hz

SPECIFICATIONS AND OPTIONS

D Receiver
• Receive system
• Sensitivity (12 dB SINAD)
• Squelch sensitivity
• Spurious response
1.5 A
• Intermodulation
• Adjacent channel selectivity : More than 80 dB
• Hum and noise
• Audio output power
All stated specifications are subject to change without
notice or obligation.
11
: Double conversion superheterodyne
: –120 dBm (typical)
–120 dBm (typical) (CH 70 receiver)
: Less than –117 dBm
: More than 80 dB
: More than 80 dB
: More than 40 dB
: 5.0 W (typical) at 10% distortion
with a 4 Ω load
10
11
59