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OPTO 7 MAIN BOARD AND FRONT PANEL PARTS BILL OF MATERIALS


order 1 input and one output audio transformer per channel ACCORDING TO YOUR BUDGET

OPTO SEVEN AUDIO TRANSFORMERS sowter 1449 Amp input (was 1009) UTC A10 replacement 1:9.1 600/50K dBu E Style options (£68.36) Amp output sowter - 1290e UTC A24 replacement M- Style e (£101.42)

5:1

15K0/600

30 ref secy

---------------------------------------------------------------------------------lundahl : input :LL1922 : ($100USD) High Level Stepup Line Input Transformer LL1922 OUTPUT LL5402 : $60 USD Audio Output Transformer ---------------------------------------------------------------------------------EDCOR TRANSFORMERS : (https://www.edcorusa.com) WSM 600:15K ($11.47 USD) WSM 15K:600 ($11.47USD) ---------------------------------------------------------------------------------JENSEN TRANSFORMERS : ( https://www.parts-express.com) INPUT TRANSFORMER : Jensen JT-11P-1 Premium Line Input Transformer 1:1 ($74.92) JT-10K61-1M (LINE OUTPUT) $146 OPTO 7 POWER TRANSFORMER 270EX HAMMOND (USA) 370EX HAMMOND (INTERNATIONAL) USE ONE ACCORDING TO YOUR COUNTRY VOLTAGE

75 Ohms

+12

+30dBu output


order this cart x2 (THIS IS FOR 1 CHANNEL ONLY) https://www.digikey.com/short/jfcb95


REPLACES 68K

(OR ORDER FROM MOUSER)

REPLACES 330K

(OR ORDER FROM MOUSER)


JUMPER


2 PCS 220 PF MICA 500V (ADDED TO DIGIKEY CART LINK) Digi-Key Part Number

338-1046-ND

Can ship immediately Cornell Dubilier Electronics (CDE) Manufacturer Part Number CD15FD221JO3


TUBES AND MORE CART HERE IS FOR BOTH CHANNELS ORDER ONCE https://www.tubesandmore.com


MOUSER CART SHOWN HERE IS FOR 1 CHANNEL YOU NEED 4 RK27 FOR BOTH CHANNELS MOUSER.COM


YOU NEED 1 VU METER PER CHANNEL


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DRIP OPTO7 MAINBOARD BILL OF MATERIALS  

main board bill of materials for the drip opto7

DRIP OPTO7 MAINBOARD BILL OF MATERIALS  

main board bill of materials for the drip opto7