VintageKustom.com: Repairing Kustom Amps » K150-6 pumps out DC voltage when powered on.

Home » VintageKustom.com » Repairing Kustom Amps » K150-6 pumps out DC voltage when powered on.

Show: Today's Messages :: Show Polls :: Message Navigator

Return to the default flat view

Create a new topic

Submit Reply

Re: K150-6 pumps out DC voltage when powered on. [message #27710 is a reply to message #23707]

Sat, 07 March 2020 21:25

corybrown is currently offline

corybrown
Messages: 51
Registered: August 2015

Member

Ok. I went through and took a measurement at every point on the board. It's probably overkill but I've got to find this thing.

Component In Out
R1 47K 169mV .6V
R2 47K 193mV .6V
R3 82.5K 1% .6V 5.7V
R4 221K 1% .6V -8.5V
R5 2200 5.7V 8.5V
R6 4700 5.7V 5.7V
R7 33K 42mV 0V
R8 39K 42.85V 20.67V
R9 39K 20.68V .6V
R10 4700 -28V -34V
R11 3900 -34V -34V
R12 1820 1% -1.9V -2.2V
R13 33K -1.9V -20V
R14 2200 42V 14V
R15 2700 14V -19V
R16 97.6K 1% -2.3V -20.9V
R17 4700 -21V -33V
R18 470 -28V -21V
R19 470 -33V -34V
R20 470 -34V -43V
R21 1K -20V -21V
R22 100 -20V -21V
R23 1K -20V -21V
R24 100 -42V -42V
R25 820 5% -21V -21V
R26 .5 5W -21V -21V
R27 267 1% -21V -21V
R28 .5 5W -21V -21V
R29 267 1% -21V -21V
R30 820 5% -21V -21V
R31 100K -21V 109mV
R32 18K 43V 9.7V
R33 1200 7.6V 8V
R34 4700 8.5V 7.6V
R35 10K 7.6V 0V
R36 1K 9.1V 8.6V
R37 4.7 8.6V 8.5V
R38 10K 1% 8.5V -.6V
R39 8.25K 1% -8.5V -.6V
R40 18K -42V -9V
R41 1K -42V -42V
R42 4.7 -8.5V -8.5V
R43 510 109mV 109mV
C1 0.005 5.7V 0V
C2 0.33 5.7V 42mV
C3 1.0 35V 20.6V 0V
C4 33 15V -1.9V 0V
C5 27 35V 14V -21V
C6 27 35V -21V -33V
C7 47 PF -28V -27V
C8 0.005 -34V 0V
C9 47 PF 42V 9.7V
C10 47 PF 9.7V 7.6V
C11 33 15V 7.6V 0V
C12 33 15V 8.5V 0V
C13 47 PF -9.2V -.6V
C14 47 PF -9.2V -42V
C15 10 15V -.6V -8.5V
C16 33 15V -8.5V 0V
CR1 1N3193 -19V -20V
CR2 1N3193 -20V -22V
CR3 1N3754 -22V -21V
CR4 FD111 -19V -113mV
CR5 FD111 -21V -21V
Q1 PET8002 B .6V C5.7V E 0V
Q2 2N4249 B 42mV C-28V E .6V
Q3 2N4249 B -2.3V C -34V E .6V
Q4 38735 B -28V C -28V E -34V
Q5 38736 B-19V C 42V E -20V
Q6 38737 B -21V C -42V -21V
Q7 2N3567 B -21V C -113mV -21V
Q8 2N3638 B -21V C -21V E -21V
Q9 PET8002 B 7.6V C 9.2V E 7.5V
Q10 CR10 SZ51218 7V 0V
Q11 2N3567 B -9.7V C 43V E 9.1V
Q12 36892 B 9.1V C 43V E 8.6V
Q13 PET8002 B 8.6V C 9.7V E 8.5V
Q14 2N3638 B .6V C 0V E -9.2V
Q15 2N3638 B -9.2V C -42V E -8.6V
Q16 36892 B -42V C -8.6V E -42V
Q17 2N3638 B -8.6V C -9.2V E -8.5V
Q18 36892 B -20V C 42V E -20V
Q19 36892 B -21V C -42V E -43V

Report message to a moderator

Send a private message to this user

[Message index]

		K150-6 pumps out DC voltage when powered on. By: corybrown on Mon, 24 August 2015 14:21
		Re: K150-6 pumps out DC voltage when powered on. By: pleat on Mon, 24 August 2015 15:02
		Re: K150-6 pumps out DC voltage when powered on. By: corybrown on Mon, 24 August 2015 15:06
		Re: K150-6 pumps out DC voltage when powered on. By: chicagobill on Mon, 24 August 2015 17:07
		Re: K150-6 pumps out DC voltage when powered on. By: stevem on Tue, 25 August 2015 06:27
		Re: K150-6 pumps out DC voltage when powered on. By: corybrown on Sun, 30 August 2015 13:42
		Re: K150-6 pumps out DC voltage when powered on. By: chicagobill on Sun, 30 August 2015 14:12
		Re: K150-6 pumps out DC voltage when powered on. By: stevem on Mon, 31 August 2015 06:38
		Re: K150-6 pumps out DC voltage when powered on. By: corybrown on Tue, 11 February 2020 19:13
		Re: K150-6 pumps out DC voltage when powered on. By: chicagobill on Wed, 12 February 2020 14:52
		Re: K150-6 pumps out DC voltage when powered on. By: corybrown on Wed, 12 February 2020 17:32
		Re: K150-6 pumps out DC voltage when powered on. By: corybrown on Wed, 12 February 2020 22:54
		Re: K150-6 pumps out DC voltage when powered on. By: stevem on Thu, 13 February 2020 06:40
		Re: K150-6 pumps out DC voltage when powered on. By: corybrown on Thu, 13 February 2020 18:25
		Re: K150-6 pumps out DC voltage when powered on. By: corybrown on Thu, 13 February 2020 20:11
		Re: K150-6 pumps out DC voltage when powered on. By: stevem on Fri, 14 February 2020 06:44
		Re: K150-6 pumps out DC voltage when powered on. By: corybrown on Sun, 16 February 2020 23:04
		Re: K150-6 pumps out DC voltage when powered on. By: chicagobill on Mon, 17 February 2020 12:38
		Re: K150-6 pumps out DC voltage when powered on. By: stevem on Tue, 18 February 2020 06:08
		Re: K150-6 pumps out DC voltage when powered on. By: corybrown on Thu, 20 February 2020 21:16
		Re: K150-6 pumps out DC voltage when powered on. By: stevem on Fri, 21 February 2020 06:18
		Re: K150-6 pumps out DC voltage when powered on. By: corybrown on Fri, 21 February 2020 21:20
		Re: K150-6 pumps out DC voltage when powered on. By: stevem on Sat, 22 February 2020 06:28
		Re: K150-6 pumps out DC voltage when powered on. By: corybrown on Sat, 22 February 2020 11:20
		Re: K150-6 pumps out DC voltage when powered on. By: stevem on Sun, 23 February 2020 06:30
		Re: K150-6 pumps out DC voltage when powered on. By: corybrown on Mon, 24 February 2020 19:58
		Re: K150-6 pumps out DC voltage when powered on. By: stevem on Tue, 25 February 2020 07:20
		Re: K150-6 pumps out DC voltage when powered on. By: corybrown on Tue, 25 February 2020 09:47
		Re: K150-6 pumps out DC voltage when powered on. By: stevem on Tue, 25 February 2020 12:17
		Re: K150-6 pumps out DC voltage when powered on. By: corybrown on Thu, 27 February 2020 21:28
		Re: K150-6 pumps out DC voltage when powered on. By: chicagobill on Sun, 01 March 2020 01:03
		Re: K150-6 pumps out DC voltage when powered on. By: corybrown on Sun, 01 March 2020 11:45
		Re: K150-6 pumps out DC voltage when powered on. By: chicagobill on Sun, 01 March 2020 16:15
		Re: K150-6 pumps out DC voltage when powered on. By: corybrown on Mon, 02 March 2020 12:51
		Re: K150-6 pumps out DC voltage when powered on. By: corybrown on Mon, 02 March 2020 20:55
		Re: K150-6 pumps out DC voltage when powered on. By: corybrown on Mon, 02 March 2020 22:07
		Re: K150-6 pumps out DC voltage when powered on. By: stevem on Tue, 03 March 2020 06:06
		Re: K150-6 pumps out DC voltage when powered on. By: corybrown on Tue, 03 March 2020 07:16
		Re: K150-6 pumps out DC voltage when powered on. By: stevem on Tue, 03 March 2020 07:42
		Re: K150-6 pumps out DC voltage when powered on. By: corybrown on Tue, 03 March 2020 09:13
		Re: K150-6 pumps out DC voltage when powered on. By: corybrown on Fri, 06 March 2020 18:59
		Re: K150-6 pumps out DC voltage when powered on. By: stevem on Sat, 07 March 2020 06:18
		Re: K150-6 pumps out DC voltage when powered on. By: corybrown on Sat, 07 March 2020 21:25
		Re: K150-6 pumps out DC voltage when powered on. By: chicagobill on Sun, 08 March 2020 00:09
		Re: K150-6 pumps out DC voltage when powered on. By: corybrown on Sun, 08 March 2020 16:28
		Re: K150-6 pumps out DC voltage when powered on. By: chicagobill on Sun, 08 March 2020 19:43
		Re: K150-6 pumps out DC voltage when powered on. By: corybrown on Sun, 08 March 2020 21:41
		Re: K150-6 pumps out DC voltage when powered on. By: corybrown on Sun, 08 March 2020 21:56
		Re: K150-6 pumps out DC voltage when powered on. By: stevem on Mon, 09 March 2020 05:55
		Re: K150-6 pumps out DC voltage when powered on. By: corybrown on Mon, 09 March 2020 08:38
		Re: K150-6 pumps out DC voltage when powered on. By: corybrown on Mon, 09 March 2020 11:59
		Re: K150-6 pumps out DC voltage when powered on. By: chicagobill on Mon, 09 March 2020 12:54
		Re: K150-6 pumps out DC voltage when powered on. By: corybrown on Sat, 14 March 2020 17:40
		Re: K150-6 pumps out DC voltage when powered on. By: chicagobill on Sat, 14 March 2020 21:58
		Re: K150-6 pumps out DC voltage when powered on. By: corybrown on Sun, 15 March 2020 10:51
		Re: K150-6 pumps out DC voltage when powered on. By: chicagobill on Sun, 15 March 2020 13:55
		Re: K150-6 pumps out DC voltage when powered on. By: corybrown on Sun, 15 March 2020 19:05
		Re: K150-6 pumps out DC voltage when powered on. By: stevem on Mon, 16 March 2020 06:06
		Re: K150-6 pumps out DC voltage when powered on. By: corybrown on Mon, 16 March 2020 18:56
		Re: K150-6 pumps out DC voltage when powered on. By: chicagobill on Mon, 16 March 2020 16:10
		Re: K150-6 pumps out DC voltage when powered on. By: stevem on Tue, 17 March 2020 07:46
		Re: K150-6 pumps out DC voltage when powered on. By: corybrown on Sat, 21 March 2020 11:34
		Re: K150-6 pumps out DC voltage when powered on. By: corybrown on Sat, 21 March 2020 11:57
		Re: K150-6 pumps out DC voltage when powered on. By: stevem on Sat, 21 March 2020 12:26
		Re: K150-6 pumps out DC voltage when powered on. By: chicagobill on Sat, 21 March 2020 15:10
		Re: K150-6 pumps out DC voltage when powered on. By: corybrown on Sat, 21 March 2020 15:26
		Re: K150-6 pumps out DC voltage when powered on. By: corybrown on Sat, 21 March 2020 16:42
		Re: K150-6 pumps out DC voltage when powered on. By: chicagobill on Sat, 21 March 2020 20:10
		Re: K150-6 pumps out DC voltage when powered on. By: corybrown on Sun, 22 March 2020 12:24
		Re: K150-6 pumps out DC voltage when powered on. By: stevem on Mon, 23 March 2020 06:06
		Re: K150-6 pumps out DC voltage when powered on. By: stevem on Thu, 26 March 2020 06:59
		Re: K150-6 pumps out DC voltage when powered on. By: corybrown on Fri, 27 March 2020 21:12

Previous Topic:	K100 2 Questions
Next Topic:	Reducing the high frequency hiss on Frankie heads

Goto Forum:

-=] Back to Top [=-

[ Syndicate this forum (XML) ] [

] [

PDF

]

Current Time: Wed Apr #d 19:06:29 EDT 2024

.:: Contact :: Home ::.

Powered by: FUDforum 3.0.9.