Icom IC F121S - Manual (Page 4)

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SECTION 1 SPECIFICATIONS
All stated specifications are subject to change without notice or obligation.
Measurement method
Frequency coverage
Type of emission
Number of conventional channels
Antenna impedance
Power supply voltage (negative ground)
Current drain (approx.)
Usable temperature range
Dimensions (proj. not included)
Weight
RF output power
Modulation system
Maximum permissible deviation
Frequency error
Spurious emissions
Adjacent channel power
Audio frequency response
Audio hormonic distortion
FM hum and noise (typical)
(without CCICT filter)
Residual modulation (typical)
(with CCICT filter)
Limitting charact of modulator
Microphone connector
Receive system
Intermediate frequencies
Sensitivity (typical)
Squelch sencitivity (at threshold) (typical)
Adjcent channel selectivity (typical)
Spurious response
Intermodulation (typical)
Hum and noise
(without CCITT filter)
(typical)
(with CCITT filter)
Audio output power
External SP connector
[GEN], [USA] [EUR]
RECEIVER
TRANSMITTER
GENERAL
EIA-152-C/204D or TIA-603 EN 300 086
136.000–174.000 MHz
N/W: (12.5 kHz; Narrow/25 kHz; Wide): 8K50F3E/16K0F3E [EUR]
(12.5 kHz; Narrow/25 kHz; Wide): 11K0F3E/16K0F3E [GEN]
(15 kHz; Narrow/30 kHz; Wide): 11K0F3E/16K0F3E [USA]
N/M: (12.5 kHz; Narrow/20 kHz; Middle): 8K50F3E/14K0F3E [EUR]
Free: 8 channels, Bank: 4 channels × 2 banks
50 Ω nominal (SO-293)
13.2 V DC nominal [25 W]
13.6 V DC nominal [50 W]
TX: 7.0 A(at 25 W), 14.0 A(at 50 W)
RX: 1200 mA(max. audio)
300 mA(stand-by)
–30˚C to +60˚C (–22˚F to +140˚F) –25˚C to +55˚C (–13˚F to +131˚F)
150(W) × 40(H) × 117.5(D) mm; 5 29 ⁄ 32 (W) × 1 9 ⁄ 16 (H) × 4 5 ⁄ 8 (D) inch [25 W]
150(W) × 40(H) × 167.5(D) mm; 5 29 ⁄ 32 (W) × 1 9 ⁄ 16 (H) × 4 19 ⁄ 32 (D) inch [50 W]
0.8 kg; 1 lb 12 oz [25 W], 1.1 kg; 2 lb 7 oz [50 W]
High/Low2/Low1: 25 W/10 W/2.5 W [25 W]
50 W/25 W/5 W [50 W]
Variable reactance frequency modulation
±2.5 kHz [Narrow], ±4.0 kHz [Middle], ±5.0 kHz [Wide]
±5.0 ppm ±1.5 kHz
70 dBc typical 0.25 µW ≤ 1GHz, 1.0 µW > 1 GHz
60 dB [Narrow], 70 dB [Middle], [Wide]
+2 dB to –8 dB of 6 dB/octave
range from 300 Hz to 2550 Hz [Narrow]/3000 Hz [Middle], [Wide]
3% typical at 1 kHz, 40% deviation
40 dB [Narrow], 46 dB [Wide] ——
——
50 dB [Narrow], 53 dB [Middle]
55 dB [Wide]
70–100% of max. deviation
8-pin modular (600 Ω)
Double-conversion superheterodyne system
1st: 46.35 MHz, 2nd: 450 kHz
0.25 µV at 12 dB SINAD –4 dBµV (emf) at 20 dB SINAD
0.25 µV –4 dBµV (emf)
65 dB [Narrow], 75 dB [Middle]/[Wide]
75 dB
74 dB 67 dB
40 dB [Narrow], 45 dB [Wide] ——
—— 50 dB [Narrow], 53 dB [Middle], 55 dB [Wide]
4 W typical at 10% distortion with a 4 Ω load
2-conductor 3.5 (d) mm ( 1 ⁄ 8 ")/4 Ω