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35
10
SPECIFICATIONS AND OPTIONS
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General
D
• Frequency coverage
CB:
476.425–477.4125 MHz
RX:
450.000–520.000 MHz (RX only)
• Mode:
8K50F3E
• 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 with HM-212 (approximately)
DC 13.8 V:
RX stand-by
500 mA
RX Maximum audio 1500 mA
TX (5 W)
2000 mA
DC 27.6 V:
RX stand-by
300 mA
RX Maximum audio 1000 mA
TX (5 W)
1300 mA
• Dimensions:
125 (W)
×
29 (H)
×
180 (D) mm
(Projections not included)
• Weight (approximately):
1011 g (with HM-212)
Transmitter
D
• Output power:
5 W/1 W (selectable)
• Modulation system:
Variable reactance frequency modulation
• Max. frequency deviation:
±2.5 kHz
• Frequency error:
±2.5 ppm
• Spurious emissions:
Less than –30 dBm
• Adjacent channel power:
Less than –16 dBm
• Audio harmonic distortion:
1% typical (60% deviation)
• Residual modulation:
40 dB typical
• Limiting characteristic of modulator: 70 to 100% of maximum deviation
Receiver
D
[CB (476.425–477.4125 MHz)]
• Sensitivity (12 dB SINAD):
0.22 µV typical
• Squelch sensitivity:
0.2 µV typical (Threshold)
• Hum and noise:
48 dB typical
• Intermodulation rejection ratio: 72 dB typical
• Spurious response rejection ratio: 80 dB typical
• Adjacent channel selectivity: 68 dB typical
• Conducted spurious radiation: Less than –57 dBm
(9 kHz–1.0 GHz)
Less than –47dBm
(1.0 GHz–4.0 GHz)
• Audio output power:
5.0 W typical at 10% distortion with
a 4
Ω
load
• Audio frequency response:
+2 dB to −8 dB of 6 dB/octave from
300 Hz to 2550 Hz
(at the 1 kHz reference)
■
Specifications
Summary of Contents for IC-450
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