Parts List For Dynaco PC-28 Boards

Assembled by Kevin Boales for the Greg Dunn Website
 
Ref # Standard Value Upgrade Value Mouser Part No. Price ea.

Resistors:
 1/2-w, 1%, metal-film
unless noted		   January,
2002
R201 1,000-ohm   71-RN65D-F-1.0k 0.28
R202 22,000-ohm   71-RN65D-F-22k 0.28
R203 33,000-ohm   71-RN65D-F-33k 0.28
R204 33,000-ohm   71-RN65D-F-33k 0.28
R205 4,700-ohm   71-RN65D-F-4.75k 0.28
R206 2,200-ohm   71-RN65D-F-2.21k 0.28
R207 2,200-ohm   71-RN65D-F-2.21k 0.28
R208 100,000-ohm   71-RN65D-F-100k 0.28
R209 100-ohm   71-RN65D-F-100 0.28
R210 22,000-ohm   71-RN65D-F-22k 0.28
R211 6,200-ohm
(5% ½-w film)		 Nominal 71-RN65D-F-6.2k 0.28
R212 220-ohm   71-RN65D-F-221 0.28
R213 130-ohm   71-RN65D-F-133 0.28
R214 100-ohm   71-RN65D-F-100 0.28
R215 100-ohm   71-RN65D-F-100 0.28
R216 22-ohm   71-RN65D-F-22.1 0.28
R217 1,000-ohm   71-RN65D-F-1.0k 0.28
R218 1,800-ohm   71-RN65D-F-1.82k 0.28
R219 1,000-ohm   71-RN65D-F-1.0k 0.28
R220 39-ohm   71-RN65D-F-39.2 0.28
R221 39-ohm   71-RN65D-F-39.2 0.28
R222 2,400-ohm   71-RN65D-F-2.37k 0.28
R223 2,400-ohm   71-RN65D-F-2.37k 0.28
R224 10-ohm   71-RN65D-F-10 0.28
R225 100-ohm   71-RN65D-F-100 0.28
R226 100-ohm   71-RN65D-F-100 0.28
R227 10-ohm   71-RN65D-F-10 0.28
R228 1,000-ohm (5% 2w) 5w, wire-wound 71-CW5-1.0k 0.46
R229 750-ohm (5% 2w) 5w, wire-wound 71-CW5-750 0.46
R230 300-ohm (5% 1w) 3w, wire-wound 71-CW2B-300 0.40
R231 300-ohm (5% 1w) 3w, wire-wound 71-CW2B-300 0.40
R232 750-ohm (5% 2w) 5w, wire-wound 71-CW5-750 0.46
R233 1,000-ohm (5% 2w) 5w, wire-wound 71-CW5-1.0k 0.46
R235 47-ohm (5% ½-w) Nominal 71-RN65D-F-47.5 0.28
R236 47-ohm (5% ½-w) Nominal 71-RN65D-F-47.5 0.28
R237 47-ohm (5% ½-w) Nominal 71-RN65D-F-47.5 0.28
R238 47-ohm (5% ½-w) Nominal 71-RN65D-F-47.5 0.28
R244 6,800-ohm (5% ½-w) Nominal 71-RN65D-F-6.81k 0.28
R245 39-ohm   71-RN65D-F-39.2 0.28
R246 39-ohm   71-RN65D-F-39.2 0.28
R247 Gain-set Resistor
(ST-410 Only)		 6.8k (Lo-gain)
 –to–
100k (Hi-gain)		 71-RN65D-F-6.8k
 –to–
71-RN65D-F-100k		 0.28

Trimpots:
P201 1,000-ohm trimmer Bourns (cermet) 652-3352W-1-102 1.02
P202 1,000-ohm trimmer Bourns (cermet) 652-3352W-1-102 1.02
 

Diodes:
Ref # Standard Value Replacement Mouser Part No. Price ea.
D201 Silicon 1N4148 Telefunken 78-1N4148 0.03
D202 Silicon 1N4148 Telefunken 78-1N4148 0.03
D203 Silicon 1N4148 Telefunken 78-1N4148 0.03
D204 Silicon 1N4148 Telefunken 78-1N4148 0.03
D205 Zener 14v, 0.4-w, 5% Vishay-Telefunken 78-1N5244B 0.06
D206 Silicon 1N4148 Telefunken 78-1N4148 0.03
D207 Silicon 1N4148 Telefunken 78-1N4148 0.03
D208 Silicon 1N4148 Telefunken 78-1N4148 0.03
D209 Silicon 1N4148 Telefunken 78-1N4148 0.03
 

Capacitors:
Ref # Standard Value Replacement Mouser Part No. Price ea.
C201 5 mfd, 15v, tantalum 4.75 mfd, 16v 80-2350B475K016 0.46
C202 0.1 mfd, 100v,
20% disc		 10% polyester 75-225P100V0.1 0.67
C203 0.1 mfd, 100v,
20% disc		 10% polyester 75-225P100V0.1 0.67
C204 50 mfd, 10v,
non-polarized		 47 mfd, 50 VDC 140-NPRL50V47 0.49
C205 180 mmfd, 100v, 10%   140-PF2A183F 0.43
C206 0.47 mfd, 100v, 10% 10% polyester 75-225P100V0.47 1.80
C207 320 mfd, 6v Aluminum electr. 75-517D16V220 0.38
C208 47 mmfd, 100v,
10% disc		   140-PF2A472F 0.43
C209 0.1 mfd 100v,
20% disc		 10% polyester 75-225P100V0.1 0.67
C210 0.001 mfd, 100v,
10% disc		 10% polyester 75-225P100V0.001 0.56
C211 82 mmfd, 100v,
10% disc		   140-PF2A822F 0.43
C212 0.001 mfd, 100v,
10% disc		 10% polyester 75-225P100V0.001 0.56
C213 200 mfd, 15v Aluminum electr. 75-517D16V220 0.28
C214 200 mfd, 15v Aluminum electr. 75-517D16V220 0.28
C215 0.001 mfd, 100v, 10% 10% polyester 75-225P100V0.001 0.56
C217 0.001 mfd, 100v, 10% 10% polyester 75-225P100V0.001 0.56
C218 50 mfd, 10v,
non-polarized		 47 mfd, 50 VDC 140-NPRL50V47 0.49
C219 0.022 mfd, 100v, 10% 10% polyester 75-225P100V0.022 0.56
C220 0.022 mfd, 100v, 10% 10% polyester 75-225P100V0.022 0.56
 

Transistors:
Ref # Standard Value Replacement Mouser Part No. Price ea.
Q201 2N4889 (~ 2N5401) TO-92 PNP amp 610-2N5401 0.19
Q202 2N4889 (~ 2N5401) TO-92 PNP amp 610-2N5401 0.19
Q203 2N4889 (~ 2N5401) TO-92 PNP amp 610-2N5401 0.19
Q204 2N3440 NPN switch 511-2N3440 0.64
Q205 2N3440 NPN switch 511-2N3440 0.64
Q206 2N3440 NPN switch 511-2N3440 0.64
Q207 2N5415 PNP switch 511-2N5415 0.80
Q208 BC308B      
Q209 SE6020A      
Q210 SE6020A      
Q211 BC308B      
Q212 TIP41C PNP driver 511-TIP41C 0.66
Q213 TIP41C PNP driver 511-TIP41C 0.66
Q214 TIP42C PNP driver 511-TIP42C 0.68
Q215 TIP42C PNP driver 511-TIP42C 0.68
Q301 2N5630 NPN power 526-NTE284 10.00
Q302 2N5630 NPN power 526-NTE284 10.00
Q303 2N6030 PNP Power 526-NTE61 11.60
Q304 2N6030 PNP Power 526-NTE61 11.60

 

No claims are made regarding the accuracy of this information. The numbers have been extracted from two sources: original Dynaco manuals (reference numbers and original component values), and a Mouser Electronics catalog (replacement part SKUs and pricing), current as of January, 2002. You should verify all component values visually on your PC-28 boards, and verify part numbers and pricing before ordering.