Magnificent Tube Tuner: Sansui TU-70 (extremely rare) Very fine condition and works perfect (230 V) Form AM-FM multi-tuner Received frequency 76MHz - 90MHz Bandwidth 230kHz(-3dB) Intermediate frequency 10.7MHz Sensitivity (an S/N20dB o'clock and 30% modulation, 75ohms) 0.7 microvolt Image ratio 52dB or more Frequency characteristic 30Hz-15000Hz±2dB Distortion (100% modulation) 1% or less Frequency characteristic 30Hz-15000Hz±2dB Channel separation 37dB(1000Hz) distortion (1000Hz) 1% or less Received frequency 535kHz - 1605kHz Bandwidth 7kHz(-3dB) Intermediate frequency 455kHz Sensitivity (S/N30dB, 30% modulation) 0.7 microvolt Image ratio 75dB or more Output voltage (10 microvolts or more of inputs, 30% modulation) More than 1.2V (FM stereo / monophonic recording) An attached circuitry Noise filter (ON/OFF good, -1000Hz 13.5dB) Muting circuit (ON/OFF is possible) AFC circuit (ON/OFF is possible) Indicator FM stereo indicator Tuning indicator The semiconductor used Thermionic tube (14 pieces) 4:2 6CWs 8:3 6AQ 6:2 pieces of six AU 6:3 6BA 6:1 6BE 8:1 6bus logic circuits 13:1 6 R-E 7:1 pieces of 12 AU Germanium diode OA-10:10 piece Varactor diode MA-301:1 piece Silicon diode subset-dependency-1A: Two pieces Silicon diode 2SC-402:1 piece Supply voltage AC100V/117V/240V, 50Hz/60Hz Power consumption 60VA Dimensions Width 405x height 315x depth of 142mm Weight 7.5kg