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SECTION 1 SPECIFICATIONS
GENERAL
• Frequency coverage : 400–470 MHz [USA–02], [GEN–02], [EUR]
450–512 MHz [USA–03]
450–520 MHz [GEN–03]
• Type of emission :
• Number of conventional channels : 2 ch (IC-F24S/F25S), 16 ch (IC-F24/F25)
• Antenna impedance : 50
Ω
(nominal)
• Operating temperature range : –30˚C to +60˚C (–22˚F to +140˚F) [USA], [GEN]
–25˚C to +55˚C [EUR]
• Power supply requirement : 7.2 V DC nominal (negative ground)
• Current drain (at 7.2 V DC ; approx.) :
• Dimensions (projections not included) : 53(W)×120(H)×38(D) mm; 2
3
⁄32(W)×4
23
⁄32(H)×1
1
⁄2(D) in
• Weight (Including BP-231) : Approximately 260 g (9
3
⁄16 oz)
TRANSMITTER
• Output power (at 7.2 V DC) : 4 W
• Modulation : Variable reactance frequency modulation
• Maximum permissible deviation : ±5.0 kHz (Wide), ±4.0 kHz (Middle), ±2.5 kHz (Narrow)
• Frequency error : ±2.5 ppm
• Spurious emissions : 70 dB (min.) [USA], [GEN]
0.25 µW (≤1 GHz), 1.0 µW (>1 GHz) [EUR]
• Adjacent channel power : 70 dB min. (75 dB typical) for Wide
70 dB min. (73 dB typical) for Middle
60 dB min. (68 dB typical) for Narrow
• Audio harmonic distortion : 3% typical (1 kHz, 40% deviation)
• Hum and Noise ([USA], [GEN]) : 40 dB min. (46 dB typical) for Wide
(without CCITT filter) 34 dB min. (40 dB typical) for Narrow
• Residual modulation ([EUR] only) : 45 dB min. (55 dB typical) for Wide
(with CCITT filter) 43 dB min. (53 dB typical) for Middle
40 dB min. (50 dB typical) for Narrow
• Limiting charact of modulator : 60–100% of maximum deviation
• Microphone impedance : 2.2 k
Ω
RECEIVER
• Receive system : Double conversion superheterodyne system
• Intermediate frequencies : 1st IF: 46.35 MHz, 2nd IF: 450 kHz
• Sensitivity : 0.25 µV (–119 dBm) typical at 12 dB SINAD [USA], [GEN]
–4 dBµV (–111 dBm) emf typical at 20 dB SINAD
[EUR]
• Squelch sensitivity (at threshold) : 0.25 µV typical [USA], [GEN]
–4 dBµV emf typical [EUR]
• Adjacent channel selectivity : 70 dB min. (75 dB typical) for Wide
70 dB min. (73 dB typical) for Middle
60 dB min. (65 dB typical) for Narrow
• Spurious response : 70 dB min.
• Intermodulation rejection ratio : 70 dB min. (74 dB typical) [USA], [GEN]
65 dB min. (67 dB typical) [EUR]
• Hum and Noise ([USA], [GEN] only) : 40 dB min. (45 dB typical) for Wide
(without CCITT filter) 34 dB min. (40 dB typical) for Narrow
• Hum and Noise ([EUR] only) : 45 dB min. (55 dB typical) for Wide
(with CCITT filter) 43 dB min. (53 dB typical) for Middle
40 dB min. (50 dB typical) for Narrow
• Audio output power : 0.5 W typical at 5% distortion with an 8
Ω
load
• Output impedance (Audio) : 8
Ω
Specifications are measured in accordance with EIA-152-C/204D, TIA-603 or EN 300 086.
All stated specifications are subject to change without notice or obligation.
VERSION WIDE MIDDLE NARROW
[USA], [GEN]
16K0F3E (25.0 kHz)
N/A
11K0F3E (12.5 kHz)
[EUR]
14K0F3E (20.0 kHz) 8K50F3E (12.5 kHz)
RECEIVING TRANSMITTING
Stand-by Max. audio
High (at 4 W) Low (at 1 W)
75 mA 300 mA 1.6 A 0.8 A
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