Instruction Manual

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SPECIFICATIONS AND OPTIONS
■ Specications
L All stated specications are subject to change without notice or obligation.
L Measurements made without an antenna.
General IC-M37
IC-M37(CHN)
IC-M37E
IC-M37E(AUS)
Frequency
coverage
TX
156.025 ~
157.425 MHz
156.000 ~
161.450 MHz
156.025 ~
157.425 MHz
RX
156.050 ~
163.275 MHz
156.000 ~
163.425 MHz
156.300 ~
162.025 MHz
Type of emission 16K0G3E (FM)
Antenna impedance 50 Ω nominal
Input impedance (MIC) 2k Ω
Output impedance
(audio)
External 4 Ω
Internal 8 Ω
Operating temperature range
–20°C ~ +60°C,
–4ºF ~ +140ºF
–15°C ~ +55°C,
5ºF ~ 131ºF
–10°C ~ +55°C,
14ºF ~ 131ºF
Power supply voltage Negative ground: 3.7 V DC nominal
Current drain
(at 3.7 V DC)
(approximate)
TX high
(6 W/1 W)
2.75/1.0 A 2.6/1.0 A
Maximum
audio
0.2/0.4 A 0.2/0.4 A
Dimensions
(projections not included)
59.7 (W) × 140.5 (H) × 38.7 (D) mm
2.4 (W) × 5.5 (H) × 1.5 (D) in
Weight (approximate)
292 g, 10.3 oz
(including battery pack, antenna, and belt clip)
Transmitter IC-M37
IC-M37(CHN)
IC-M37E
IC-M37E(AUS)
Rated output power 6 W or 1 W
Modulation Variable reactance frequency modulation
Maximum frequency
deviation
±5 kHz
Frequency error ±10 ppm ±1.5 kHz ±10 ppm
Spurious emissions (typical) –68 dBc 0.25 μW
Adjacent channel power 70 dB
Audio harmonic distortion
(at 60% Deviation)
10%
Residual modulation 40 dB
Audio frequency response +1 dB ~ –3 dB of 6 dB octave from 300 Hz ~ 3000 Hz
Receiver IC-M37
IC-M37(CHN)
IC-M37E
IC-M37E(AUS)
Sensitivity (typical)
0.25 μV
at 12 dB SINAD
–5 dBμ
at 20 dB SINAD
Squelch sensitivity
(typical) (at threshold)
0.25 μV –6 dBμ