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Donations to 18watt.com

Last post by minuskeith « Sat 09/13/25 11:09 pm
Posted in By the Bench
Replies: 1
by Graydon » Tue 07/23/24 5:50 pm » in By the Bench

1 Replies

146989 Views

Last post by minuskeith
Sat 09/13/25 11:09 pm

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Hammond AO 37 amp used for parts

Last post by Iain T « Mon 08/10/26 6:06 am
Replies: 14
by Mongrel714 » Mon 05/11/26 2:01 am

14 Replies

615 Views

Last post by Iain T
Mon 08/10/26 6:06 am
6G3 build

Last post by Iain T « Thu 06/25/26 4:33 am
Replies: 7
by Bieworm » Sun 09/12/21 3:16 pm

7 Replies

22691 Views

Last post by Iain T
Thu 06/25/26 4:33 am
Tiny Terror clone finished

Last post by Crowbar « Thu 06/04/26 8:31 am
Replies: 6
by Crowbar » Tue 06/02/26 9:18 am

6 Replies

195 Views

Last post by Crowbar
Thu 06/04/26 8:31 am
Doom fuzz 18 watt circuit?

Last post by Iain T « Mon 06/01/26 4:29 am
Replies: 11
by Crowbar » Fri 04/24/26 12:42 am

11 Replies

971 Views

Last post by Iain T
Mon 06/01/26 4:29 am
Dimensions of the Plexi SE PCB?

Last post by Peabody « Tue 05/26/26 12:56 am
Replies: 3
by Fretts » Sun 05/24/26 5:43 pm

3 Replies

147 Views

Last post by Peabody
Tue 05/26/26 12:56 am
Germanium fuzz face builds

Last post by TubeyNewbie « Sun 05/17/26 1:02 am
Replies: 2
by Bieworm » Thu 05/14/26 12:21 pm

2 Replies

539 Views

Last post by TubeyNewbie
Sun 05/17/26 1:02 am
Amp Layout?

Last post by Crowbar « Fri 05/01/26 5:08 am
Replies: 4
by Crowbar » Thu 04/30/26 1:10 am

4 Replies

387 Views

Last post by Crowbar
Fri 05/01/26 5:08 am
The Jimmy Page Sundragon (Supro) Amp- Help!

Last post by Jeffology « Mon 04/27/26 9:29 pm
Replies: 36
by ellis2699 » Mon 01/13/20 4:01 am
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2
36 Replies

78407 Views

Last post by Jeffology
Mon 04/27/26 9:29 pm
Elusive hard short help

Last post by JMPGuitars « Sun 04/05/26 11:21 am
Replies: 1
by foreverstrung » Sat 04/04/26 11:51 am

1 Replies

567 Views

Last post by JMPGuitars
Sun 04/05/26 11:21 am
Restoring a 90's JTM30 to original

Last post by bluezmax « Thu 02/19/26 2:15 pm
Replies: 1
by bluezmax » Thu 02/12/26 9:42 am

1 Replies

1222 Views

Last post by bluezmax
Thu 02/19/26 2:15 pm
CRATE V18 Optimisation

Last post by HELLORAPH « Wed 01/21/26 5:01 am
Replies: 5
by HELLORAPH » Mon 01/12/26 2:29 am

5 Replies

1181 Views

Last post by HELLORAPH
Wed 01/21/26 5:01 am
Marshall jcm800 18W

Last post by Crabman « Sun 12/28/25 11:58 pm
Replies: 8
by MaxKov18 » Tue 12/23/25 2:34 pm

8 Replies

1444 Views

Last post by Crabman
Sun 12/28/25 11:58 pm
New Fender "type" amp build suggestions

Last post by Bieworm « Wed 12/24/25 10:18 am
Replies: 190
by foreverstrung » Wed 09/17/25 10:58 am
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190 Replies

24696 Views

Last post by Bieworm
Wed 12/24/25 10:18 am
Reverb suggestion for a 5E3 Champ kit amp.

Last post by Bieworm « Sun 12/21/25 5:00 pm
Replies: 1
by Pauld » Sun 12/21/25 10:33 am

1 Replies

816 Views

Last post by Bieworm
Sun 12/21/25 5:00 pm
Fender Bias - adjustable

Last post by JMPGuitars « Wed 11/19/25 9:09 pm
Replies: 5
by Iain T » Mon 11/17/25 6:30 am

5 Replies

1612 Views

Last post by JMPGuitars
Wed 11/19/25 9:09 pm
Choke selection

Last post by cubanpete « Tue 10/28/25 1:23 pm

by cubanpete » Tue 10/28/25 1:23 pm

0 Replies

1088 Views

Last post by cubanpete
Tue 10/28/25 1:23 pm
Ampeg B15N heritage build: noise issues

Last post by Bieworm « Mon 10/27/25 1:19 pm
Replies: 12
by Bieworm » Thu 09/25/25 2:03 am

12 Replies

2630 Views

Last post by Bieworm
Mon 10/27/25 1:19 pm
Ac 15 build issue

Last post by wmwelch55 « Thu 09/11/25 12:49 pm
Replies: 1
by Tomass127 » Tue 09/09/25 10:11 am

1 Replies

1208 Views

Last post by wmwelch55
Thu 09/11/25 12:49 pm
Robinette 6V6 JCM 800 build problem

Last post by JMPGuitars « Sat 08/16/25 3:33 pm
Replies: 86
by bobtait » Fri 08/01/25 12:56 pm
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86 Replies

17787 Views

Last post by JMPGuitars
Sat 08/16/25 3:33 pm
Fender 1970s PA 100

Last post by bobtait « Sun 08/10/25 3:55 pm
Replies: 21
by bobtait » Wed 07/30/25 6:05 pm
1

2
21 Replies

6892 Views

Last post by bobtait
Sun 08/10/25 3:55 pm
Output Transformer Substitution

Last post by bobtait « Thu 06/26/25 4:46 pm
Replies: 6
by bobtait » Sun 06/22/25 1:24 pm

6 Replies

32236 Views

Last post by bobtait
Thu 06/26/25 4:46 pm
New build_7591 option

Last post by Sparkout-67 « Thu 06/26/25 1:54 am
Replies: 4
by Sparkout-67 » Wed 06/18/25 6:26 pm

4 Replies

1700 Views

Last post by Sparkout-67
Thu 06/26/25 1:54 am
PT markings - .07A total or per side?

Last post by yello « Wed 04/09/25 3:43 pm

by yello » Wed 04/09/25 3:43 pm

0 Replies

25428 Views

Last post by yello
Wed 04/09/25 3:43 pm
Ceriatone 2204

Last post by JMPGuitars « Wed 04/02/25 9:21 pm
Replies: 1
by cristianoepm » Wed 04/02/25 8:41 pm

1 Replies

4544 Views

Last post by JMPGuitars
Wed 04/02/25 9:21 pm
Adjustable cathode bias with balance pot? (6550 amp schematic question) - now with voltage chart

Last post by JMPGuitars « Sun 03/16/25 7:16 pm
Replies: 9
by yello » Tue 03/11/25 2:13 pm

9 Replies

46671 Views

Last post by JMPGuitars
Sun 03/16/25 7:16 pm
Marshall low watt "Plexi" modifications

Last post by Crabman « Thu 02/20/25 9:48 am
Replies: 8
by Phrak9 » Sat 02/08/25 1:31 pm

8 Replies

18215 Views

Last post by Crabman
Thu 02/20/25 9:48 am
Next build, suggestions with a CF stage?

Last post by Crabman « Thu 02/13/25 8:36 am
Replies: 1
by juanchankane » Sat 02/08/25 9:33 am

1 Replies

14228 Views

Last post by Crabman
Thu 02/13/25 8:36 am
handwired Marshall SV20H

Last post by Bieworm « Sat 01/04/25 7:17 pm
Replies: 1
by Jeffc1966 » Fri 01/03/25 4:17 pm

1 Replies

14969 Views

Last post by Bieworm
Sat 01/04/25 7:17 pm
Mini 18 Watt in a Vibro-Champ Form factor

Last post by JMPGuitars « Thu 11/28/24 1:50 pm
Replies: 11
by Big Swifty » Sat 11/16/24 4:58 pm

11 Replies

20854 Views

Last post by JMPGuitars
Thu 11/28/24 1:50 pm
Mini 18 Watt inspired Amp - Seeking comments

Last post by jayrodge « Mon 11/25/24 3:45 pm

by jayrodge » Mon 11/25/24 3:45 pm

0 Replies

13593 Views

Last post by jayrodge
Mon 11/25/24 3:45 pm
How to upcycle a 210-0-210v power transformer

Last post by Daviedawg « Thu 10/31/24 3:39 am
Replies: 3
by fyzygy » Mon 10/28/24 10:40 pm

3 Replies

16774 Views

Last post by Daviedawg
Thu 10/31/24 3:39 am
SUHR HOMBRE VS RIFT BROWNFACE

Last post by Bieworm « Wed 10/09/24 2:59 pm
Replies: 1
by Twangman » Mon 10/07/24 2:12 am

1 Replies

14633 Views

Last post by Bieworm
Wed 10/09/24 2:59 pm
Military projector amp - last edited 9/26/22 - layout help needed

Last post by JMPGuitars « Wed 10/02/24 1:41 pm
Replies: 231
by yello » Wed 02/02/22 3:35 pm
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8

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12
231 Replies

1687469 Views

Last post by JMPGuitars
Wed 10/02/24 1:41 pm
How does this schematic look to you (Harmony 430 content)

Last post by prairie « Tue 09/10/24 2:20 pm

by prairie » Tue 09/10/24 2:20 pm

0 Replies

15504 Views

Last post by prairie
Tue 09/10/24 2:20 pm
Goliath amp build

Last post by Bieworm « Mon 07/08/24 3:19 pm
Replies: 14
by Bieworm » Wed 06/05/24 3:10 am

14 Replies

23740 Views

Last post by Bieworm
Mon 07/08/24 3:19 pm
Zener diode B+ dropping question - allowable distance from voltage source?

Last post by JMPGuitars « Sat 03/30/24 8:43 pm
Replies: 9
by yello » Wed 03/27/24 3:25 pm

9 Replies

22090 Views

Last post by JMPGuitars
Sat 03/30/24 8:43 pm
dual channel amp build

Last post by JMPGuitars « Sun 02/11/24 4:20 pm
Replies: 12
by Bieworm » Tue 01/23/24 8:18 am

12 Replies

24094 Views

Last post by JMPGuitars
Sun 02/11/24 4:20 pm
Build idea for 269JX Hammond PT

Last post by mehfuzhoss « Tue 01/30/24 9:06 pm
Replies: 2
by mehfuzhoss » Mon 01/22/24 1:36 am

2 Replies

17206 Views

Last post by mehfuzhoss
Tue 01/30/24 9:06 pm
Output Transformer Question

Last post by Bieworm « Tue 01/02/24 9:39 am
Replies: 1
by sledder » Tue 01/02/24 6:53 am

1 Replies

17383 Views

Last post by Bieworm
Tue 01/02/24 9:39 am
Dumble clone (Ceritone) OTS50

Last post by dbharris « Sat 12/30/23 9:47 am
Replies: 39
by foreverstrung » Mon 10/09/23 8:48 pm
1

2
39 Replies

98291 Views

Last post by dbharris
Sat 12/30/23 9:47 am
2061x from the top

Last post by Pressed_Rat « Wed 12/06/23 6:02 am
Replies: 6
by srbenefield » Wed 12/27/17 11:31 pm

6 Replies

31071 Views

Last post by Pressed_Rat
Wed 12/06/23 6:02 am
1W JTM build

Last post by edsonmarquezani « Tue 11/21/23 5:35 pm
Replies: 90
by Bieworm » Sun 05/30/21 10:15 am
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90 Replies

224682 Views

Last post by edsonmarquezani
Tue 11/21/23 5:35 pm
Tweed bassman with 18watt components

Last post by Bieworm « Sun 10/29/23 3:38 am

by Bieworm » Sun 10/29/23 3:38 am

0 Replies

20043 Views

Last post by Bieworm
Sun 10/29/23 3:38 am
Adding reverb into design... need advise

Last post by Bieworm « Mon 10/09/23 2:28 pm
Replies: 12
by Davidscott » Wed 10/04/23 4:14 pm

12 Replies

31560 Views

Last post by Bieworm
Mon 10/09/23 2:28 pm
Is twisting AC wires necessary

Last post by JMPGuitars « Wed 09/06/23 10:15 am
Replies: 12
by mac dillard » Tue 08/22/23 11:03 am

12 Replies

27848 Views

Last post by JMPGuitars
Wed 09/06/23 10:15 am
Organ conversion

Last post by Bieworm « Sat 08/26/23 2:24 pm
Replies: 9
by Mabus41 » Thu 08/24/23 4:06 pm

9 Replies

24153 Views

Last post by Bieworm
Sat 08/26/23 2:24 pm
Princeton Reverb clone advice

Last post by JMPGuitars « Tue 08/15/23 6:10 pm
Replies: 87
by foreverstrung » Wed 06/21/23 12:08 pm
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87 Replies

124097 Views

Last post by JMPGuitars
Tue 08/15/23 6:10 pm
5E3 spitting at me !

Last post by misterdontmove « Sat 08/12/23 10:43 am
Replies: 2
by Hebaton » Thu 08/10/23 5:24 am

2 Replies

18759 Views

Last post by misterdontmove
Sat 08/12/23 10:43 am
18W Turbochamp

Last post by crgfrench « Thu 08/10/23 8:57 pm
Replies: 9
by crgfrench » Tue 09/27/22 12:38 am

9 Replies

25549 Views

Last post by crgfrench
Thu 08/10/23 8:57 pm
50 watt Plexi build troubleshooting

Last post by Kegger87 « Thu 08/10/23 12:19 am
Replies: 11
by Kegger87 » Sun 07/30/23 12:00 am

11 Replies

25575 Views

Last post by Kegger87
Thu 08/10/23 12:19 am

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