Philco-Radio-and-Television-Corp-ST958 电路原理图.pdf

《Philco-Radio-and-Television-Corp-ST958 电路原理图.pdf》由会员分享，可在线阅读，更多相关《Philco-Radio-and-Television-Corp-ST958 电路原理图.pdf（3页珍藏版）》请在收音机爱好者资料库上搜索。

1、I 收音机爱 好者资料库 RadioFans.CN (Continued on next page and from preceding page.; 04 | 1 2SA350A -r 2ND. FM IF AMP 0V I 3 ! C2 - RI5 C2U $80 f .04 hs350k?!4 I 3RD. FM 7 - I.F.AMR C24 - C2S .01 .0) r-t-t R20 ,2V R.L9 1C27 I XX IK T22 I TW11F T330 220K D7 R27 C30 1N0 1.5 K 330 PHILCQ MODELS ST958 ! IU.U7 ,

2、IQ 2.2K 4, 0203 | I0K : 5.2V I0K : C205 .1 nnAA - . C206 4 (- 2SBT7B 0UTPUUO5V c2oT I0UF 0201 i0V 2SB75B C204 -Hh- R206- 4.7K: : 55V 9.5V_ R202. 33K : AF AMP. I :R204* ? 2.7K R205 IK K/ 0202 9V 2S675B -i l20T 22K driver - T20I Q2oJl05V 2S877B 0UTPU7 1- SPEAKERS: ST958: Two 4” round, 8 ohms, containe

3、d in cabinet. ST959: Two 4x6,8 ohms, one in cabinet, one extension speaker POWER: 120 volts alternating current (AC) only. T202ri2on -I I T EXT | . (S) SPAR | 1 J JACK I I XIST959 ONlfli ANTENNA: AM: Self contained magnecore FM: AC drive cord antenna with pro vision for external antenna con nections. CIRCUIT: 22 transistors, 13 diodes and 2 thermis tors in a superheterodyne Eftl-AM receiver. FREQUENCY COVERAGE: FM-88MHz to 108MHz AM-540MHz to 1620MHz LW-150KHz to 350KHz INTERMEDIATE FREQUENCY: AM - 455KHz FM - 10.7MHz 91 收音机爱 好者资料库 RadioFans.CN 收音机爱 好者资料库 RadioFans.CN