Icom IC-FR5000 Service Manual

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Contents

1 - 1SECTION 1 SPECIFICATIONSM GENERAL [FR5000] [FR5100]• Frequency coverage 136–174 MHz• Conventional channels max. 32 ch• Type of emission Wide 16K0F3EMiddle – 14K0F3ENarrow 11K0F3E/11K0F7E/11K0F7D/11K0F7W/8K50F3E ([EXP-01] only)8K50F3EDigital 4K00F1E/4K00F1D/4K00F3E• Antenna impedance 50 Ω (Nominal)• Operating temperature range –22˚F to +140˚F (–30˚C to +60˚C) –25˚C to +55˚C• Power supply requirement(nominal) 13.6 V DC (Negative ground) 13.2 V DC (Negative ground)• Current drain (Approx.) Receiving 500 mA (stand-by), 1900 mA (max. audio)Transmitting 15 A (at 50 W) 8.0 A (at 25 W)• Dimensions(Projections not included) 19 (W)×3 15⁄ 32 (H)×10 1⁄ 4 (D) in. 483 (W)×88 (H)×260 (D) mm• Weight (Approx.) 12 Ib 5 17 /32 oz. 5.6 kgM TRANSMITTER [FR5000] [FR5100]• Output power 50 W 25 W• Modulation Variable reactance frequency modulation• Max. frequency deviation Wide ±5.0 kHzMiddle – ±4.0 kHzNarrow ±2.5 kHz• Frequency stability ±0.5 ppm ±0.2 kHz• Spurious emissions 80 dB typ. 0.25 μW (≤1 GHz), 1.00 μW (>1 GHz)• Adjacent channel power Wide 76 dB typ. 76 dB typ.Middle – 76 dB typ.Narrow 69 dB typ. 70 dB typ.Digital 65 dB typ. 66 dB typ.• Audio harmonic distortion 1% typ. (at AF 1 kHz 40% deviation)• Intermodulation attenuation – 40 dB min.• Audio frequency response +2 dB to –8 dB of 6 dB/oct. Wide/Middle from 300 Hz to 3000 HzNarrow from 300 Hz to 2550 Hz• FM Hum and noise(300 Hz–3000 Hz, 750 μs)Wide 52 dB typ. –Narrow 49 dB typ.• Audio input impedance (Microphone) 600 Ω