Icom IC-F3GS, IC-F3GT service manual Section, Specifications, ETS 300, Eia/Tia

Models: IC-F3GS

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SECTION 1

SPECIFICATIONS

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

ETS 300 086

 

EIA/TIA 603

 

 

 

 

 

 

 

 

Frequency coverage

 

136.000–150.000 MHz (L-band), 146.000–174.000 MHz (H-band)

 

 

 

 

 

 

 

 

 

Type of emission

 

 

16K0F3E (W-type), 14K0F3E (M-type), 8K50F3E (N-type)

 

 

 

 

 

 

 

 

Number of channels

 

100 ch (100 channel version),

 

 

 

 

 

 

32 ch (16 channels 2 banks: 2-BANK version), 16 ch (16 channel version)

 

 

 

 

 

 

 

 

Power supply requirement

 

7.2 V DC (negative ground; supplied battery pack)

 

 

 

 

 

 

 

 

 

GENERAL

 

TX

 

at High

 

1.6 A

 

 

 

 

 

 

 

 

 

Current drain

 

at Low

 

700 mA

 

 

 

 

 

 

 

 

 

 

 

 

 

(approx.)

RX

 

rated audio

250 mA

 

 

 

 

 

 

 

 

 

 

stand-by

 

70 mA

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Frequency stability

 

 

±2000 Hz (W/M-type), ±1.5 kHz (N-type)

 

±0.0005%

 

 

 

 

 

 

 

 

 

Usable temperature range

 

–25˚C to +55˚C

 

–30˚C to +60˚C

 

 

 

 

 

 

 

Dimensions (proj. not included)

54(W) 132(H) 35(D) mm; 218(W) 5732(H) 138(D) inch

 

Weight (with BP-209)

 

370 g; 13.1 oz

 

 

 

 

 

 

 

 

 

Output power

 

 

High 5 W

 

 

 

Low 1 W

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Modulation system

 

 

Variable reactance frequency modulation

TRANSMITTER

 

 

 

 

 

 

 

 

Max. freqequency deviation

 

±5.0 kHz (W-type), ±4.0 kHz (M-type)*1, ±2.5 kHz (N-type)

 

 

 

 

 

 

 

 

 

 

 

Spurious emissions

 

0.25 µW @ < 1 GHz, 1.00 µW @ > 1 GHz

 

73 dBc typical

 

 

 

 

 

 

 

 

 

 

Adjacent channel power

 

70 dB (W/M-type)

 

70 dB typical (W-type)

 

 

60 dB (N-type)

 

60 dB typical (N-type)

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Transmitter audio distortion

 

Less than 5% at 1 kHz, 60% deviation

 

Less than 3% at 1 kHz, 40% deviation

 

 

 

 

 

 

 

Limitting charact of modulator

70–100% of max. deviation

 

 

 

 

 

 

 

 

Ext. microphone connector

 

3-conductor 2.5(d) mm (110")/2.2 kΩ

 

Receive system

 

 

Double-conversion superheterodyne system

 

 

 

 

 

 

 

 

Intermediate frequencies

 

1st: 31.05 MHz, 2nd: 450 kHz

 

 

 

 

 

 

 

 

 

 

Sensitivity (typical)

 

 

0.25 µV at 12 dB SINAD

 

0.25 µV at 12 dB SINAD

 

 

 

0.63 µV (emf) at 20 dB SINAD

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Squelch sencitivity

 

 

0.25 µV typical (at threshold)

 

 

 

 

 

 

 

 

 

RECEIVER

Intermoduration rejection ratio

70 dB (W/M-type)

 

75 dB typical (W-type)

65 dB

 

70 dB typical

 

Adjacent channel selectivity

 

60 dB (N-type)

 

65 dB typical (N-type)

 

Spurious response

 

 

70 dB

 

70 dB typical

 

 

 

 

 

 

 

 

 

 

Hum and noise

 

 

45 dB typical (W/M-type)

 

45 dB typical (W-type)

 

 

 

43 dB typical (N-type)

 

40 dB typical (N-type)

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Audio output power

 

500 mW typical at 5% distortion with an 8 Ω load

 

(at 7.2 V DC)

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

External SP connector

 

3-conductor 3.5(d) mm (18")/8 Ω

 

 

 

 

 

 

 

 

 

Measurements made in accordance with EIA/TIA-152-C, 204-D, 603 or ETS 300-086.

All stated specifications are subject to change without notice or obligation.

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Icom IC-F3GS, IC-F3GT service manual Section, Specifications, ETS 300, Eia/Tia