Howard-Radio-Co-765 电路原理图.pdf

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1、MANUAL OF 1941 MOST POPULAR SERVICE DIAGRAMS _ rawima THF SECONDARY COILS AS SWITCH IS SET TO HIGHER FREQUENCY BANDS THE SECONDARY COILS OF THE LOW FREQUENCY BANDS ARE SHORTED OUT , F 455 FM hfrequency?S For example, if the adjustment ,sBcrreLnafIlS%rnbSrd? wf SeSeSS lias 930 KC, or about 20,070 KC

2、on ;hC-eA adjusting this pad, move the tuning hand back and forth and adjust padder until the peak of greatest LntD!-Ieeythltthftuning hand is set exactly on the last line above 540 when the condenser is at maximum lapacity. SOCKET VOLTAGES MODEL T65, 6 Volt TUBE FUNCTION CATH ODE SCR. GRID PLATE 6S

3、A7 Mixer 3 70 145 6S7G IF 3 70 145 6T7G Det. X X 50 6L5G Audio 6 V. Bias X 145 6Z7G PP Output X X 140 Howard Radio MODEL 765 _ _ DWG. NO. CS3-7I5 | 0-5-40 OWN. BY* CHCKD- BY, APPVP. BY. ag! Tsk T + K COMPILED BY M. N. BEITMAN, SUPREME PUBLICATIONS 收音机爱 好者资料库 RadioFans.CN 收音机爱 好者资料库 RadioFans.CN 收音机爱 好者资料库 RadioFans.CN