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How to build Tube Power amp Dynaco ST-70
August 6, 2010 - category: Audio amplifierCircuit diagram
Parts list
- R1= 220Kohms
- R2-22-23= 100Kohms
- R3= 1.2Kohms
- R4= 47 ohms
- R5= 1Kohms
- R6= 47Kohms
- R7= 33Kohms 2W
- R8= 1Mohms
- R9-10= 2.2Kohms
- R11-12= 27Kohms
- R13-14= 120Kohms
- R15-16= 1Kohms
- R17-18= 15 ohms 2W
- R19-20= 100 ohms
- R21= 8.2Kohms 2W
- C1= 47....100pF 1000V ceramic
- C2-3-4= 100nF 630V
- C5= 2X22uF 550V
- V1= ECC83
- V2= ECC82
- V3-4= EL34
- T1= Audio Transformer
circuit from http://users.otenet.gr/~athsam/dynaco_ST70.htm
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