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1-1
SECTION 1. SPECIFICATIONS
M
GENERAL
• Frequency range:
136–174 MHz
• Number of conventional channels:
16 channels
• Type of emission:
(Occupied band-width)
[EXP], [THA]
Wide:
16K0F3E (25.0 kHz)
Narrow: 11K0F3E (12.5 kHz)
[USA]
Narrow: 11K0F3E (12.5 kHz)
[EUR], [UK]
Wide:
16K0F3E (25.0 kHz)
Middle: 14K0F3E (20.0 kHz)
Narrow: 8K50F3E (12.5 kHz)
• Antenna impedance:
50
(Nominal)
• Operating temperature range:
–30˚C to +60˚C: –22˚F to +140˚F (Except [EUR], [UK].)
–25˚C to +55˚C (For [EUR], [UK].)
• Power supply voltage:
Specified Icom's battery packs only (7.5 V DC: negative ground)
• Current drain (Approximately):
Receiving
77 mA (stand-by)
330 mA (maximum audio, internal speaker)
Transmitting
1.3 A (at 5 W)
• Dimensions:
(Projections not included)
With BP-278
52.2(W)×111.5(H)×22.3(D) mm: 2.1(W) × 4.4(H) × 0.9(D) inches
With BP-279
52.2(W)×111.5(H)×24.5(D) mm: 2.1(W) × 4.4(H) × 1(D) inches
• Weight (Approximately):
With BP-278
230 g: 8.1
oz.
With BP-279
240 g: 8.5
oz.
• Intermediate frequencies:
1st 46.35 MHz
2nd 450 kHz
• Output impedance (Speaker):
8
• Input impedance (Microphone):
2.2 k
M
TRANSMITTER
• Output power:
5 W
• Modulation:
Variable reactance frequency modulation
• Maximum frequency deviation:
Wide
±5.0 kHz
Middle
±4.0 kHz
Narrow
±2.5 kHz
• Frequency stability:
±2.5 ppm
• Spurious emissions:
70 dB minimum (Except [EUR], [UK].)
0.25 µW (
1 GHz), 1.0 µW (
1 GHz) (For [EUR], [UK].)
• Adjacent channel power:
Wide
70 dB minimum, 74 dB typical
Middle
70 dB minimum, 72 dB typical
Narrow
60 dB minimum, 70 dB typical
• Audio harmonic distortion:
Wide
1.0% typical at AF 1 kHz 40% deviation
Middle
1.0% typical at AF 1 kHz 40% deviation
Narrow
1.5% typical at AF 1 kHz 40% deviation
• FM hum and Noise:
(Except [EUR], [UK])
(Without CCITT FILTER)
Wide
40 dB minimum, 46 dB typical
Narrow
34 dB minimum, 40 dB typical
• Residual modulation ([EUR], [UK]):
(With CCITT FILTER)
Wide
45 dB minimum, 50 dB typical
Middle
43 dB minimum, 47 dB typical
Narrow
40 dB minimum, 44 dB typical
• Limitting charact of modulator:
60–100% of maximum deviation