Welcome To the Hoffman Amplifiers ForumDecember 09, 2025, 09:28:25 am | ||
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Magnatone Vibrato circuit
Started by jojokeo |
9 Replies
10853 Views |
by Jack_Hester |
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My transformer died... is this common?
Started by Baguette |
11 Replies
5977 Views |
by Baguette |
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interesting valve...
Started by DummyLoad |
10 Replies
5260 Views |
by DummyLoad |
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4 Replies
3926 Views |
by rafe |
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Legacy VL100 Head 25watts MOD
Started by Travis_W |
2 Replies
3290 Views |
by VMS |
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Phono to guitar amp conversion
Started by elmore_lewis |
29 Replies
18009 Views |
by softwarejanitor |
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Tupelo/Lil'elvis
Started by bruno |
0 Replies
3527 Views |
by bruno |
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princeton reverb trem mod
Started by phsyconoodler |
11 Replies
9896 Views |
by phsyconoodler |
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3 Replies
3908 Views |
by LooseChange |
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Cheap tube amp suggestions please
Started by TerryD |
8 Replies
4203 Views |
by Jack1962 |
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Hiwatt update
Started by frank57 |
0 Replies
3108 Views |
by frank57 |
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Quick question
Started by 67polara |
2 Replies
3060 Views |
by 67polara |
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Non-matched pair?
Started by Leevi |
11 Replies
5439 Views |
by plexi50 |
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Keep Blowing the HT Fuse
Started by shortfuse |
6 Replies
4948 Views |
by tubeswell |
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Odd voltages in P1 Extreme
Started by simonallaway |
20 Replies
9950 Views |
by EL34 |
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5 Replies
3866 Views |
by john_t |
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Philco Cap Can Value?
Started by plexi50 |
8 Replies
4727 Views |
by plexi50 |
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Need Motorola HS-701B schematic
Started by softwarejanitor |
2 Replies
3654 Views |
by softwarejanitor |
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Cap Can Value?
Started by plexi50 |
3 Replies
2933 Views |
by plexi50 |
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50 Replies
21030 Views |
by Willabe |
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Tube Current Draw
Started by plexi50 |
30 Replies
13010 Views |
by VMS |
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Where to buy 5881's and 5879's ?
Started by SLW |
5 Replies
4157 Views |
by tonewood |
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1966 Kent Tube Amp
Started by LooseChange |
5 Replies
4942 Views |
by LooseChange |
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Bridge circuit
Started by Leevi |
3 Replies
3383 Views |
by RicharD |
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PI Coupling Cap Mix
Started by plexi50 |
4 Replies
3257 Views |
by plexi50 |
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tremolo connection to 5879 cathode?
Started by firemedic |
7 Replies
4542 Views |
by firemedic |
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Filter choke to replace a power resistor?
Started by JCSIFU |
5 Replies
5022 Views |
by FYL |
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2 Replies
3528 Views |
by jjasilli |
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Reverb implementation. Would this work?
Started by Baguette |
4 Replies
3369 Views |
by Willabe |
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Bassman Ten - now what? (MODS)
Started by captaintrav |
13 Replies
8266 Views |
by Willabe |
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bias supply for full wave bridge
Started by phsyconoodler |
6 Replies
3911 Views |
by phsyconoodler |
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Volume control in a monitor.
Started by bbirling |
4 Replies
3125 Views |
by bbirling |
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15 Replies
6123 Views |
by phsyconoodler |
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grid leak bias on preamp stage
Started by panhead |
4 Replies
5201 Views |
by Fresh_Start |
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Peavey Delta Blues Cap
Started by plexi50 |
4 Replies
4007 Views |
by plexi50 |
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Favourite master for cathodyne PI's
Started by phsyconoodler |
17 Replies
10892 Views |
by Shrapnel |
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'59 Bassman clone build - success!
Started by Midtex |
14 Replies
8168 Views |
by Midtex |
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17 Replies
8120 Views |
by chabby-ao |
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Best place for heaters?
Started by frank57 |
9 Replies
5233 Views |
by frank57 |
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New Build Help
Started by heymymy |
1 Replies
2942 Views |
by tubenit |
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March - Desktop Studio Series
Started by LooseChange |
12 Replies
6384 Views |
by LooseChange |
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Mercury PT Wire Question
Started by heymymy |
2 Replies
2875 Views |
by heymymy |
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1 Replies
2851 Views |
by Willabe |
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Cathode Bias Power Tubes Bias Voltages
Started by TIMBO |
7 Replies
4752 Views |
by LooseChange |
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Ground Issues on Tweed Deluxe Replica
Started by dd3keegs |
7 Replies
5360 Views |
by dd3keegs |
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Which OT tap to use for presence?
Started by Midtex |
18 Replies
8325 Views |
by Midtex |
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Problems with Silver Mica caps
Started by Leevi |
12 Replies
10638 Views |
by Leevi |
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Silver jubilee ceriatone clone on 2210!?
Started by Andre Oliveros « 1 2 » |
85 Replies
25600 Views |
by chabby-ao |
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20 Replies
13182 Views |
by plexi50 |
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Bedrock 1200 - Circuit discussion
Started by LooseChange |
13 Replies
9259 Views |
by Willabe |
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