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Posts tagged 12SL7

Circuit diagram 12SL7 SRPP / KT88 SIPP acoustic Tubes Amp and supplies

12SL7 SRPP / KT88 SIPP acoustic Tubes Amp and audio tube amp and supplies A Pair of Push-Pull Class A, Ultra Linear Mono Block Tube Amplifiers that can be used with several different vacuum tubes including KT77 / 6L6GC / KT88 with a 12SL7 driver and 6NO30 tubes.

2N3055 MJ2955 Schema and Layout for PA

2N3055  MJ2955 Schema and Layout for Audio

Phone Line Controller circuit

Phone Line Controller circuit using CM8870, PIC16F84A, 4N35, BC547, 7805

Full-duplex Intercom PCB for your office and house

P1____    22K  Log. Potentiometer R1___     22K  1/4W Resistor R2,R3____ 100K  1/4W Resistors R4___     47K  1/4W Resistor R5_____   2K2 1/4W Resistor (See Notes) R6_____   6K8 1/4W Resistor R7________22K  1/2W Carbon or Cermet Trimmer R8_______ 2K7 1/4W Resistor C1,C6_____100nF  63V Polyester or Ceramic Capacitors C2,C3___ _10µF  63V Electrolytic Capacitors C4________22µF  25V Electrolytic Capacitor C5________22nF  63V Polyester or […]

Bridge Adapter

Bridge Adapter For Power Amplifiers using TL072 Bridge Adapter For Power Amplifiers using TL072

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