Yaesu FT-7800R Technical Supplement

Also see for FT-7800R: Brochure & specs Operating manual

Contents

SpecificationsGeneralFrequency Range: RX: 108.000 - 520.000 MHz,700.000 - 999.995 MHz (Cellular Blocked)TX: 144.000 - 148.000 MHz or 144.000 - 146.000 MHz,430.000 - 450.000 MHz or 430.000 - 440.000 MHzChannel Steps: 5/10/12.5/15/20/25/50/100 kHzModes of Emission: F3E, F2D, F2AAntenna Impedance: 50 Ohms, unbalanced (Antenna Duplexer built-in)Frequency Stability: ±5 ppm @ 14 °F ~ +140 °F (–10 °C ~ +60 °C)Operating Temperature Range: –4 °F ~ +140 °F (–20 °C ~ +60 °C)Supply Voltage: 13.8 VDC (±15 %), negative groundCurrent Consumption (Approx.): RX: 0.5 A (Squelched)TX: 8.5 ACase Size (W x H x D): 5.5” x 1.6” x 6.6” (140 x 41.5 x 168 mm) (w/o knobs & connectors)Weight (Approx.): 2.2 lb. (1 kg)TransmitterOutput Power: 50/20/10/5 W (144 MHz)40/20/10/5 W (430 MHz)Modulation Type: Variable ReactanceMaximum Deviation: ±5 kHzSpurious Radiation: At least –60 dB belowMicrophone Impedance: 2 kΩDATA Jack Impedance: 10 kΩReceiverCircuit Type: Double-conversion superheterodyneIntermediate Frequencies: 45.05 MHz/450 kHzSensitivity: 0.8 μV (TYP) for 10 dB SN (108 - 137 MHz, AM)0.2 μV for 12 dB SINAD (137 - 150 MHz, FM)0.25 μV for 12 dB SINAD (150 - 174 MHz, FM)0.3 μV (TYP) for 12 dB SINAD (174 - 222 MHz, FM)0.25 μV (TYP) for 12 dB SINAD (222 - 300 MHz, FM)0.8 μV (TYP) for 10 dB SN (300 - 336 MHz, AM)0.25 μV for 12 dB SINAD (336 - 420 MHz, FM)0.2 μV for 12 dB SINAD (420 - 520 MHz, FM)0.4 μV (TYP) for 12 dB SINAD (800 - 900 MHz, FM)0.8 μV (TYP) for 12 dB SINAD (900 - 999.99 MHz, FM)Squelch Sensitivity: Better than 0.16 μVSelectivity (–6dB/–60dB): 12 kHz/30 kHzMaximum AF Output: 2 W @ 8 Ω for 10% THDAF Output Impedance: 4-16 ΩSpecifications are subject to change without notice, and are guaranteed within the 144 and 430 MHz amateur bands only. Frequencyranges will vary according to transceiver version; check with your dealer.A-1