Howard-Radio-Co-920 电路原理图.pdf

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1、MANUAL OF 1947 MOST-OFTEN-NEEDED RADIO DIAGRAMS HOWARD RADIO MODEL 920 BATTERY SET BATTERIES SWITCH INDICATING FLAG 1- Volt ”A” Battery 90 Volt ”B” Battery Follow connections as shown on Battery Label. (S) Battery Saver Full Bower Off when flag is out of sight, VOLUME CONTROL TUNING CONTROL BATTERY

2、CONSERVATION BATTERY SWITCH Turn Battery Switch Off when set is not in use. Use Battery Saver on all strong stations. Use heavy duty pack or batteries. The following batteries are some well known makes that can be used with this instrument; Burgess No.l7GD60 Eveready No.758 MEC. S T 400V OFF POSITIO

3、N; Switch turned counter-clockwise BATTERY SAVER; Switch turned clockwise - one step. FULL POWER; Switch turned clockwise - two steps. Flag will indicate Pull Power”. IS5 oP OO) lOOMMP OOFT ftOOK VOL. CONn O.C. VOLT*C UCASumP WITH AN CLCCTRONIC VPLTMCTCR, REAR VIEW OP SWITCH SHOWN IN EXTREME COUNTER CLOCKWISE POSITION. IU4 ISO 3Q4 OOP 收音机爱 好者资料库 RadioFans.CN 收音机爱 好者资料库 RadioFans.CN