Yaesu FT-857 Operation Manual
Also see for FT-857 series: ManualTechnical supplementBrochure & specsOperating manualTechnical supplement
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Contents
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3FT-857 Operating ManualReceiverCircuit Type: Double-Conversion Superheterodyne (SSB/CW/AM/FM)Superheterodyne (WFM)Intermediate Frequencies: 1st: 68.33 MHz (SSB/CW/AM/FM); 10.7 MHz (WFM)2nd: 455 kHzSensitivity: SSB/CW AM FM100 kHz-1.8 MHz – 32 μV –1.8 MHz-28 MHz 0.2 μV 2 μV –28 MHz-30 MHz 0.2 μV 2 μV 0.5 μV50 MHz-54 MHz 0.125 μV 1 μV 0.2 μV144/430 MHz 0.125 μV – 0.2 μV(SSB/CW/AM = 10 dB S/N, FM = 12 dB SINAD)Squelch Sensitivity: SSB/CW/AM FM100 kHz-1.8 MHz – –1.8 MHz-28 MHz 2.5 μV –28 MHz-30 MHz 2.5 μV 0.32 μV50 MHz-54 MHz 1 μV 0.16 μV144/430 MHz 0.5 μV 0.16 μVImage Rejection: HF/50 MHz: 70 dB,144/430 MHz: 60 dBIF Rejection: 60 dBSelectivity (–6/–60 dB): SSB/CW: 2.2 kHz/4.5 kHzAM: 6 kHz/20 kHzFM: 15 kHz/30 kHzFM-N: 9 kHz/25 kHzSSB (optional YF-122S installed): 2.3 kHz/4.7 kHz (–66 dB)CW (option YF-122C installed): 500 Hz/2.0 kHzCW (option YF-122CN installed): 300 Hz/1.0 kHzAF Output: 2.5 W (@4 Ohms, 10% THD or less)AF Output Impedance: 4-16 OhmsSpecifications are subject to change without notice, and are guaranteed within the amateurbands only.SPECIFICATIONS |
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