Icom IC-440 - 11 Specifications and Options; Specifi Cations

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11
SPECIFICATIONS AND OPTIONS
10
11
■ Specifi cations
D GENERAL
• Frequency coverage
CB : 476.425–477.400 MHz
RX : 450.000–520.000 MHz (RX only)
• Mode : 16K0F3E
• Number of channels : Max 128ch/8 banks
• Antenna impedance : 50 Ω
• Input impedance : 600 Ω
• Output impedance : 4 Ω
• Intermediate frequency : 1st 46.35 MHz, 2nd 450 kHz
• Operating temperature range
: –10°C to +60°C
• Power supply voltage : 13.8 or 27.6 V DC nominal
(Negative ground)
• Current drain (approx.)
DC 13.8 V : RX stand-by 400 mA
RX Max. audio 1500 mA
TX (5 W) 2000 mA
DC 27.6 V : RX stand-by 250 mA
RX Max. audio 1000 mA
TX (5 W) 1200 mA
• Dimensions : 125 (W) × 25(H) × 160.7(D) mm
(Projections not included)
• Weight (approx.) : 770 g (with HM-182)
D TRANSMITTER
• Output power : 5 W/1 W (selectable)
• Modulation system : Variable reactance frequency
modulation
• Max. frequency deviation : ±5 kHz
• Frequency error : ±2.5 ppm
• Spurious emissions : Less than –30 dBm
• Adjacent channel power : Less than –22 dBm
• Audio harmonic distortion : 1% typical (60% deviation)
• Residual modulation : 40 dB typical
• Limiting charact of modulator : 70 to 100% of max. deviation
D RECEIVER
[CB (476.425–477.400 MHz)]
• Sensitivity (12 dB SINAD) : 0.22 µV typical
• Squelch sensitivity : 0.2 µV typical (Threshold)
• Hum and noise : 50 dB typical
• Intermodulation rejection ratio: 75 dB typical
• Spurious response rejection ratio : 80 dB typical
More than 65 dB (IF/2)
• Adjacent channel selectivity : 78 dB typical
• Conducted spurious radiation : Less than –57 dBm
(9 kHz–2.9 GHz)
• Audio output power : 5.0 W typ. at 10% distortion with a
4 Ω load
• Audio frequency response : +1 to –3 dB of 6dB/octave from
300 to 3000 Hz
IC-440-1.indd49IC-440-1.indd49 2008/06/2515:59:462008/06/2515:59:46