Icom IC-F4029SDR Service Manual

Also see for IC-F4029SDR: Instruction manual Instruction manual Instruction manual

Contents

1 - 1SECTION 1 SPECIFICATIONSGENERAL• Frequency coverage 446.00625–446.09375 MHz (Analog)446.103125–446.196875 MHz (Digital)• Type of emission Wide 16K0F3E (25.0 kHz)Middle 14K0F3E (20.0 kHz)Narrow 8K50F3E (12.5 kHz)Digital 4K00F1D (6.25 kHz)• Number of programable channels 64 channels (4 zones)• Antenna impedance 50 Ω (nominal)• Operating temperature range −25˚C to 55˚C• Power supply requirement Specified Icom's battery packs only (Operatable voltage; 7.2 V DC negative ground)• Current drain(approx.) RXStand-by 80 mA (Analog), 115 mA (Digital)Max.audio 350 mATX Highpower 0.5 A• Dimensions (projections not included) 53.0 (W) × 195.0 (H) × 32.5 (D) mm• Weight (with BP-231, approx.) 280 gTRANSMITTER• Transmit output power 0.5 W ERP• Modulation Variable reactance frequency modulation• Max. permissible deviation ±2.5 kHz• Frequency error ±0.5 kHz• Spurious emission 0.25 μW (≤1 GHz), 1.00 μW (>1 GHz)• Adjacent channel power 60 dB• Audio harmonic distortion 5% typ. (with 1 kHz at AF 60% deviation)• Residual modulation (with CCITT filter) 43 dB typ.• Limiting charact of modulation 70–100% of max. deviation• Microphone impedance 2.2 kΩRECEIVER• Receive system Double conversion superheterodyne• Intermediate frequencies 1st IF; 46.35 MHz, 2nd IF; 450 kHz• Sensitivity 26.5 dBμV/m at 20 dB SINAD• Squelch sensitivity (at threshold) 26.5 dBμV/m• Adjacent channel selectivity 81.29 dBμV/m• Spurious response 91.29 dBμV/m• Intermodulation 86.29 dBμV/m• FM Hum and Noise(without CCITT filter) 43 dB typ.• Audio output power 0.5 W typ. at 5% distortion with an 8 Ω load0.6 W typ. at 5% distortion with a 6 Ω load• Audio output impedance 8 ΩAll stated specifications are subject to change without notice or obligation.Measurements made in accordance with ETS 300 296.