Zenith-Radio-Corp-800 电路原理图.pdf

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1、Input Slgnol Frequency Connect Inner Conductor From Generator To Connect Outer Shield Conductor From Generator To Purpose For I.F. Alignment Set oscillator to dial scale 455 KC 162D KC 142D KC ONE TURN LOOSELY COUPLED 535 KC I TO WAVEMAGNET 2, 3 AND 4. T3-3RD I.F TRANSFORMER 121-33 2ND I.F TRANSISTO

2、R - T2-2ND I.F TRANSFORMER 121-26 1ST. I.F TRANSISTOR- Adjust Tl, T2, T3 for maximum output -t- 12 V. TUNING- J GIG OSCILLATOR TRIMMER-/ CIA ANTENNA TRIMMER- / T6 OSCILLATOR TRANSFORMER/ Tl 1ST. I.F TRANSFORMER-/ 121-25 OSCILLATOR 1 |1 O -VOLUME CONTROL 12V. (GND.) EARPHONE JACK xBLACK 121-34 OUTPUT 121-27 DRIVER 121-24 MIXER 190 收音机爱 好者资料库 RadioFans.CN