Pioneer Model TX-7800 Tuner

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Front View EBay Auction #278920516 Date: 3/14/2000 Additional Front View EBay Auction #278920516 Date: 3/14/2000

General Description AM FM Tuner Designed in Japan Manufactured In Japan IC Count 7 FET Count 2 Transistor Count 11 Diode Count 30 AC Switch Yes Unswitched AC Outlets one, 200 watts max

FM Tuner RF Sensitivity 1.6 uV 300 Ohm Binding Posts Yes 75 Ohm Binding Posts Yes 50 dB quieting sensitivity, Stereo 39.2 uV 50 dB quieting sensitivity, Mono 3.3 uV THD, Mono .08% THD, Stereo .3% Signal to Noise Ratio, Mono 83 dB @ 65 dBF Signal to Noise Ratio, Stereo 79 dB @ 65 dBF Frequency Response 20 Hz to 15 kHz +.2/-.5 dB Capture Ratio 1.0 dB IF Image Rejection 85 dB IF Rejection 100 dB Stereo Subcarrier Rejection 70 dB Alternate Channel Selectivity (wide or normal) 75 dB Spurious Rejection 95 dB Stereo Separation at 1 kHz 50 dB Mono Switch Yes Signal Strength Meter Yes Center Tuning Meter Yes Multiplex Filter (Hi-Blend) Yes Quartz Frequency Lock Yes Stereo Lamp Yes Muting Switch Yes, fixed at 5 uV Output Level Adjustment Yes 25 uS Deemphasis Switch (Dolby Associated) Yes Station Markers Yes Oscilloscope X-Y Outputs Yes

AM Tuner RF Sensitivity 300 uV/meter and 15 uV external Alternate Channel Selectivity 15 db wide, 50 dB narrow IF Rejection 50 dB Image Rejection 45 dB Signal to Noise Ratio 50 dB Signal Strength Metering Yes External Ferrite Antenna Yes Antenna binding Posts Yes

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