Dynaco SCA-80 Stereo Control Amplifier Parts list



All resistors are 1/4 watt, 5% unless otherwise indicated.

Component Value Dynaco part #
R1 4,700 ohms 113472
R2 4,700 ohms 113472
R3 27,000 ohms 113273
R4 150 ohms 113151
R5 100,000 ohms 113104
R6 1,000 ohms 113102
R7 1,500 ohms 113152
R8 330 ohms 113331
R9 2,200 ohms, 1 watt 116222
R10 1,000 ohms 113102
R11 10,000 ohms 113103
R12 10,000 ohms 113103
R13 68 ohms 103680
R14 68 ohms 103680
R15 2,200 ohms, 1 watt 116222
R16 400 ohms, 7 watt,5% 120401
R17 400 ohms, 7 wat,5% 120401
R18 4.7ohms, 1 watt,10% 125040
R19 0.47 ohms, 2 watt, 10% 128004
R20 3.3 ohms 103030
R21 68 ohms 103680
R22 10,000 ohms 113103
R23 8,200 ohms 113822
R24 18,000 ohms 113183
R25 4,700 ohms 113472
R26 33,000 ohms 113333
R27 3,300 ohms 113332
R28 47,000 ohms 113473
R29 4,700 ohms 113472
R30 56,000 ohms 113563
R31 120 ohms 113121
R32 330 ohms 113331
R33 33,000 ohms 113333
R34 3,300 ohms 113333
R35 4,700 ohms 113472
R36 390 ohms 113391
R37 120,000 ohms 113124
R38 270 ohms 113271
R39 4,700 ohms 113472
R40 68 ohms, 10% 112680
R41 4,700 ohms 113472
R42 10,000 ohms 113103
R43 120 ohms 113121
R44 47,000 ohms 113473
R45 10,000 ohms 113103
R46 10,000 ohms 113103
R47 10 ohms,10 watt,10% 120100
C 1 0.33 mfd 263334
C 2 220 pf 245221
C 3 35 mfd, 30v., non-polarized 283366
C 4 35 mfd, 30v., non-pol. 283366
C 5 500 mfd., 15v. 283507
C 6 50 mfd, 80v. 284506
C 7 5000 mfd, 80v 284508
C 8 0.1 mfd 264104
C 9 5000 mfd, 80v. 284508
C10 0.01mfd, 100v 244104
C11 700 mfd@75v. triangle
700 mfd@60v. square
800 mfd@20v. half circle 294228
C12 27 pf 244271
C13 0.01 mfd 244104
C14 5 mfd, 15v 283505
C15 0.01 mfd,5% 265103
C16 3300 pf, 5% 265332
C17 0.022mfd 265223
C18 5 mfd,15v 283505
C19 100pf,5% 245101
C20 50 mfd,25v. 263516
C21 0.015 mfd, 5% 265153
C22 0.056 mfd, 5% 265563
C23 100 mfd, 2v. 281107
C24 50 mfd, 25v 283516
C25 0.33 mfd 263334
C26 200pf 245221
C27 50 mfd, 25v 283516
C28 500 mfd, 2v. 281507
C29 0.068 mfd 265683
C30 0.1 mfd 264104
C31 0.015 mfd,5% 265153
C32 0.22 mfd 265224
C33 27 pf 244271
C34 0.02 mfd 227203
C35 0.02 mfd 227203
F1 Fuse,2amp slo-blo 342020
F2 Fuse, 1 amp slo-blo (alternate) 342010
L1 114 inches of #16 insulated wire 319913
T1 Dynaco power transformer 10490E 464019
D1 zener diode, 5.1 volt 5%, 400mw 540405
D2 silicon diode, 0.8 volt max. drop@100 ma. 544015
D3 silicon diode, 0.8 volt max. drop@100 ma. 544015
D4 silicon diode, 3 amperes, 200 prv. 544322
D5 silicon diode, 3 amperes, 200 prv. 544322
D6 silicon diode, 3 amperes, 200 prv. 544322
D7 silicon diode, 3 amperes, 200 prv. 544322
Q1 BC108A 170-260 Beta 572108
Q2 2N5320 140-260 Beta, 90V r-5K 572002
Q3 2N5320 100-200 Beta, 90V r-5K 572001
Q4 2N5322 100-160 Beta, 90V r-5K 562671
Q5 2N3772 40-90 Beta @ 1A, 100V r-100 571844
Q6 2N3772 40-90 Beta @ 1A, 100V r=100 571844
Q7 BC109B 240-500 Beta @ 5 volts, .2 ma 572109
Q8 BC109B 240-500 Beta @5 volts, .2 ma 572109
Q9 BC109B 240-500 Beta @ 5 volts, .2ma 572109
Q10 BC109B 240-500 Beta @ 5 volts, .2 ma 572109
Volume control 250,000 ohms tapped 177254
Balance control 220,000 ohms special 167224
Bass control 50,000 ohms special 167514
Treble control 40,000 ohms special 167404



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Copyright © 2000 Greg Dunn