Reference,Type,Qty,Comment,Mfr Part Number,Mouser Part Number,Manufacturer IC1,Z80A,1,Or NEC D780C-1; can use modern CMOS equivalent from Zilog,Z84C0006PEG,692-Z84C0006PEG,Zilog IC2,2332 4K EPROM,1,"Or 2732, or larger with modification",,,Various "IC3,IC4",2114 1Kx4 bit RAM,2,Or 62256 with modification,,,Various IC5,74LS373,1,,SN74LS373N,595-SN74LS373N,Texas Instruments "IC6,IC7,IC8",74LS157,3,,SN74LS157N,595-SN74LS157N,Texas Instruments IC9,74LS165,1,,SN74LS165AN,595-SN74LS165AN,Texas Instruments IC10,74LS365,1,,SN74LS365AN,595-SN74LS365AN,Texas Instruments "IC11,IC12",74LS00,2,,SN74LS00N,595-SN74LS00N,Texas Instruments IC13,74LS04,1,,SN74LS04N,595-SN74LS04N,Texas Instruments "IC14,IC15",74LS05,2,,SN74LS05N,595-SN74LS05N,Texas Instruments IC16,74LS10,1,,SN74LS10N,595-SN74LS10N,Texas Instruments IC17,74LS32,1,,SN74LS32N,595-SN74LS32N,Texas Instruments "IC18,IC19",74LS74,2,,SN74LS74AN,595-SN74LS74AN,Texas Instruments IC20,74LS86,1,,SN74LS86AN,595-SN74LS86AN,Texas Instruments IC21,74LS93,1,,SN74LS93N,595-SN74LS93N,Texas Instruments IC22,7805C,1,Or LM340T5 (e.g. LM340T-5.0/NOPB),MC7805CTG,863-MC7805CTG,onsemi TR1,ZTX329,0,Only for 60Hz,,, "D1,D2",BA220 or BA221,0,Only for 60Hz / see note below,1N4148,512-1N4148,onsemi "D3,D4,D5,D6,D7,D8,D9,D10",BA220 or BA221,8,THT versions no longer manufactured; substitute for 1N4148,1N4148,512-1N4148,onsemi D11,1N4148,1,Only for 60Hz operation,1N4148,512-1N4148,onsemi X1,CDA6.5MC,1,6.5MHz Ceramic Resonator (not a modern one!) or 6.5MHz Crystal,ECS-65-20-4X,520-HCU650-20X ,ECS "C1,C2,C4,C5,C6,C13",47nF,6,5m Pitch,,, C3,,0,Only for 60Hz / 5m Pitch,,, C7,,0,Only for 60Hz / 5m Pitch,,, C8,22uF,1,16V,ECA-1CM220B,667-ECA-1CM220B,Panasonic "C9,C11,C14",47pF,3,2.5mm Pitch,,, C10,1uF,1,63V,8.60021E+11,710-860020772005,Wurth Elektronik C12,100nF,1,12V,,, C15,220pF,1,May be from 0 - 330pF,,, "R1,R3,R4,R5,R6,R7,R8,R9,R10,R11,R12,R18,R22,R23,R24,R27,R30,R34",1K 5%,18,R30 is 2K2 for 60Hz,CFR-25JB-1K0,603-CFR-25JB-1K0,YAGEO "R2,R25",470R 5%,2,,CFR-25JB-52-470R,603-CFR-25JB-52-470R,YAGEO "R13,R14,R15,R16,R17,R28",47K 5%,6,,CFR-25JB-52-47K,603-CFR-25JB-52-47K,YAGEO R19,2k2 5%,1,,CFR-25JB-52-2K2,603-CFR-25JB-52-2K2,YAGEO "R20,R32",330R 5%,2,,CFR-25JB-52-330R,603-CFR-25JB-52-330R,YAGEO R21,220K 5%,1,,CFR-25JB-52-220K,603-CFR-25JB-52-220K,YAGEO R26,,0,Only for 60Hz,,,YAGEO R29,180R 5%,1,,CFR-25JB-52-180R,603-CFR-25JB-52-180R,YAGEO R31,1K 5%,0,Only for 60Hz,CFR-25JB-1K0,603-CFR-25JB-1K0,YAGEO "R33, R36",5.6K,0,Only for 60Hz,CFR-25JB-52-5K6,603-CFR-25JB-52-5K6,YAGEO R35,1M 1%,1,Only 1% resistor on the board - might be possible to just use a 5%,MFR-25FTE52-1M,603-MFR-25FTE52-1M,YAGEO R37,,0,Only for 60Hz,,,YAGEO "J1,J2,J3",3.5mm Jack Socket,3,Have yet to find an exact match outside of new old stock,,, RF Modulator,UM1233 RF Modulator,1,New old stock only,,,Astec ,Heatsink for Regulator,1,,,, ,40 Pin DIL socket (600 CL),1,Optional,1-2199299-5,571-1-2199299-5,TE Connectivity ,20 Pin DIL socket (300 CL),1,Optional,1-2199298-6,571-1-2199298-6,TE Connectivity ,16 Pin DIL socket (300 CL),5,Optional,1-2199298-4,571-1-2199298-4,TE Connectivity ,14 Pin DIL socket (300 CL),11,Optional,1-2199298-3,571-1-2199298-3,TE Connectivity ,18 Pin DIL socket (300 CL),2,Optional (2114 RAM),1-2199298-5,571-1-2199298-5,TE Connectivity ,28 Pin DIL socket (600 CL),1,Optional (62256 RAM),1-2199299-2,571-1-2199299-2,TE Connectivity