Scott-99C-pre-sm维修电路原理图.pdf
H. H. SCOTT PHOTOFACT* Folder ie MODEL 99-C I-U 1- o u . 0 IAoI o :t :t O O:t m ,.Ut -on -0 ,-I 0 n-l TRADE NAME H. H. Scott Model 99-C MANUFACTURER Hermon Hosmer Scott, Inc., 385 Putnam Ave., Cambridge 39, Mass. TYPE SET AC Operated 7 Channel Preamp. -Ampl!ier TUBES (Su.) Types 12AX7 Phono Preamp. -AF Amp 12AX7 AF Amplifier, l2AX7 AF Ampl!ler -Phase Inv. , (2) 6L6GB Output., 5U4GA Rectifier POWER SUPPLY 110-120 Volts AC -60 Cycles RATING 1.04 Amp. 117 Volts AC (110 Walts) HOWARD W. SAMS ad Hollderson Merit Stoncor Thordorson NOTES No. PART No.PART No. PART No. PART No. PART No. PART No. PRI. SEC. T RA-IO-14 CT 7JOOll 16flT2 tap 81l. 41l - - ITEM No. TYPE RATING REPLACEMENT DATA H. H. SCOTT PART No. LlnELFUSE PART No. BUSS PART No. FUSE HOlDER FUSE HOlDER FUSE HOLDER MI 3AG 2A 125V SI B I J13002. (3AG 2A-S/ B 342001 MDL2 HKP ITEM No. PART NAME H. H. SCOTT PART No. NOm M2 M3 M4 M5 M6 M7 Me Lamp 0) Switch Switcb Swtch Switch Switch Switch - Incticator (Neon) Fun ction (Rotary Wafer Type) On-Off P ickup (Sllde Type -DPDT) Rumble Filter (Slide Type -SPOT) Scratch Filter (Slide Type -DPDT) Loudne ss -VL (ide_Type -DPDT) ?-tote 1. Some vrSions may use 1. BMeg Note 3. Some versions may use 2000(1 SW Note 2. No used lO some versions Note 4. Some ver sions may use 4700n 2w _Iv ):1 + , l_ I(X)nm, II, 9l) BLUE . 811. IGRN-YU 1.1100 IlIlO I I I PICKUP SYtITCH W5 SHOWN ,.tE.: 1. 2. 12 CASl! MAGII _ .W I IW TREBLE JOOV l J - USS -, l OOmmf 1m., is ) -r_lOUDNBS - D ,1001( .7K VOOO I llOOO I t lOOK l . ., llOOO lb IlIXlo , 1 1001( .1Meg llOOO IJ7IJO I J65l)O roc TP 40 .,., JO)o J6ll)O lJOK TP 10 .,., IOI MIN Nt J50 T P <Oa IOK Nil N Pin Ii 00 I 14., TRADE NA MANUFAC TYPE SET TUBES (51 POWERSU The listing not constitui guaranty by and 8uitabilJ these par:-_ e - e - e e t-U t- 00 uo . %0 .0 11 % _F 1 i N 170001 PHASE INY B12AX7 r- A 9