Hoffman-Radio-Corp-A500 电路原理图.pdf

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1、MANUAL OF 1947 MOST-OFTEN-NEEDED RADIO DIAGRAMS coHyeiiTeii 2 MO. OtT- A2. OUTMUT I ns VOLTS. 50* so cn A.C. PHONO A MOTOM V MECEPTACLC iftOO OHM SPCARCft. FIELD ei-oua VwM IM-tSS-tM MM.) C4, CS, CS TrfMMn;PwtIVwUMteM4MMW CT, CS .OS MM. 200 Valf, TSiilw CO. 12. CIS, CIS 100 MM :fe20%. Mka CIO. CM, 2

2、4 .05MM. 400Valt.TBbylwFipr 14. 16 .005 MM. 000 VM, Tiibylw 9 Cl 7 .01 MM. 000 VM. TaMiM 9 CI6I9-C20 Oiy PicliMytlc Cii0inf I20-20-20 mm/450.450-25 VM) 21 M MM. 000 VM. TvNIw Fapw 22 .01 MM. 000 VM. TvNkr 9mr (MmI m) PIN NO. 6SK7 (R.F.) 6SA7 6SK7 (I.F.) 6SQ7 6K6GT/G 6XSGT/G 0 0 0 -.5 0- 6,lA.c; 0 +2

3、27 0 0 +217 290A.C. D.C. voltages measured with 20,000 ohm/volt meter. A.C. voltages measured with 1,000 ohm/volt meter. All voltages measured with reference to chassis. Line voltage 117.5. C2M 500 Mm* 5%, SSw Mica Lt OkISMm C.V 11 lOf* llMtr0yMai)c SpFifcf (wlHi TrsHtforwar) HI. RS. 214 .22 MhMmi 2

4、0%. W WM 112 22.000 OSiii 20%. W Watt 23 2.2 Magaliw 20%. W Watt 24 10 OliM 4i10%, 2 Watt 25 47.000 OSiii 20%. W Watt 26 .5 Matofcai FatanHaatttar IValuina) 27 10 Mafokw 20%. W Watt 29 .47 Matohm 20%. 14 Watt 210 560 Ohm 10%, 14 Watt 211 .25 Matofcai FotanHomatar With Switch (Tana) 212 47 Ohm 20%. V

5、h Watt ISO Ohm 20%. Vh Watt -.5 +85 .7 -.25 +227 5 6 7 0 +85 6.1A.C. 7 0 6.1A.C. 0 +85 6.1 A.C. 0 +95 6.1A.C. 0 +325 * 6.1A.C. 290A.C. 0 * Means tie point. NOTE; The above readings are obtained with no signal input to the receiveirand the radio-phono switch in the RADIO position. 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