Icom IC-F4001 Service Manual

Contents

Icom IC-F4001 Service Manual Manual pdf 4 page image

1 - 1SECTION 1. SPECIFICATIONSM GENERAL• Frequency range : 400–470 MHz• Number of conventional channels : 16 channels• Type of emission : [EUR] Wide: 16K0F3E (25.0 kHz)Middle: 14K0F3E (20.0 kHz)Narrow: 8K50F3E (12.5 kHz)Except [EUR] Wide: 16K0F3E (25.0 kHz)Narrow: 11K0F3E (12.5 kHz)• Antenna impedance : 50 Ω (Nominal)• Operating temperature range : –30˚C to +60˚C; –22˚F to +140˚F Except [EUR], [UK]–25˚C to +55˚C [EUR], [UK]• Power supply voltage : Specified Icom's battery packs only (7.2 V DC; negative ground)• Current drain (Approx.) : Receiving 70 mA (stand-by)330 mA (max. audio)Transmitting 1.3 A (at 4.0 W)• Dimensions(Projections not included): With BP-264 58.6 (W)×111.0 (H)×31.0 (D) mm; 2 5/ 16 (W)×4 3⁄ 8 (H)×1 7⁄ 32 (D) in.With BP-265 58.6 (W)×111.0 (H)×35.5 (D) mm; 2 5/16 (W)×4 3⁄8 (H)×1 13⁄32 (D) in.• Weight : With BP-264 Approx. 330 g; 11 21 /32 oz.With BP-265 Approx. 270 g; 9 17/32 oz.• Intermediate frequency : 1st 46.35 MHz2nd 450 kHz• Output impedance (Audio) : 8 Ω• Input impedance (Audio) : 2.2 kΩM TRANSMITTER• Output power : 4 W• Modulation : Variable reactance frequency modulation• Maximum frequency deviation : Narrow ±2.5 kHzMiddle ±4.0 kHzWide ±5.0 kHz• Frequency stability : ±2.5 ppm• Spurious emissions : 70 dB min. Except [EUR], [UK]0.25 μW (≤1 GHz), 1.0 μW (>1 GHz) [EUR], [UK]• Adjacent channel power : Narrow 60 dB min., 66 dB typ.Middle 70 dB min., 73 dB typ.Wide 70 dB min., 73 dB typ.• Audio harmonic distortion : Wide, Middle 1.0% typ. at AF 1 kHz 40 % deviationNarrow 1.5% typ. at AF 1 kHz 40 % Deviation• FM hum and Noise (Except [EUR], [UK])(Without CCITT FILTER): Narrow 34 dB min., 40 dB typ.Wide 40 dB min., 46 dB typ.• Residual modulation ([EUR], [UK])(With CCITT FILTER): Narrow 40 dB min.Middle 43 dB min.Wide 45 dB min.• Limitting charact of modulator : 60–100% of max. deviation