Welcome To the Hoffman Amplifiers ForumMarch 12, 2026, 06:31:54 am | ||
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Gibson GA2 RVT Speaker Impedance
Started by plexi50 |
3 Replies
3666 Views |
by uki |
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Power Transformer connection to AC cord
Started by osing |
5 Replies
3335 Views |
by eleventeen |
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8 Replies
3498 Views |
by EL34 |
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0 Replies
2704 Views |
by JCK Bavaria |
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Steve luckey 18W TMB
Started by adamG |
16 Replies
7160 Views |
by adamG |
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What tube is this
Started by mresistor |
20 Replies
7045 Views |
by billcreller |
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My Unfinished Projects
Started by x44d80 |
5 Replies
3473 Views |
by Ritchie200 |
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Getting Reverb hum, please help!
Started by Nathan |
3 Replies
2788 Views |
by Nathan |
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Transformer polarity
Started by basschops1528 |
20 Replies
7850 Views |
by frus |
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14 Replies
5973 Views |
by uki |
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Effects Loops: Passive vs. Active
Started by keithv |
1 Replies
5323 Views |
by HotBluePlates |
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94 Replies
26593 Views |
by rhodco |
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0 Replies
4059 Views |
by Backwoods Joe |
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New Project,
Started by TIMBO |
2 Replies
2632 Views |
by Fresh_Start |
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Did I just kill my rectifier?
Started by pompeiisneaks |
11 Replies
4625 Views |
by pompeiisneaks |
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9 Replies
10356 Views |
by Fresh_Start |
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48 Replies
13111 Views |
by Toxophilite |
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Marshall ?
Started by shooter |
2 Replies
2941 Views |
by shooter |
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Fragile old PT wire insulation
Started by Toxophilite |
9 Replies
3663 Views |
by uki |
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27 Replies
10926 Views |
by Platefire |
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Low Watt amp Marshall
Started by mresistor |
30 Replies
10734 Views |
by EL34 |
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6G8 - Missing link in the layout?
Started by uki |
11 Replies
5414 Views |
by uki |
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5 Replies
3887 Views |
by alerich |
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New thrift store find
Started by daveyajd |
7 Replies
3470 Views |
by mresistor |
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Plug in Testers..cute!
Started by Toxophilite |
10 Replies
4307 Views |
by Toxophilite |
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post PI gain stage?
Started by shooter |
17 Replies
6144 Views |
by shooter |
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Humming Concertina PI
Started by tompagan123 |
9 Replies
4635 Views |
by HotBluePlates |
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21 Replies
8519 Views |
by plexi50 |
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Aluminium chassis thickness
Started by Toxophilite |
9 Replies
5824 Views |
by Toxophilite |
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5E3 Pilot Lamp Grounding Q
Started by Rubrburnr |
5 Replies
5069 Views |
by HotBluePlates |
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O-scope score!
Started by TubeGeek |
1 Replies
2622 Views |
by kagliostro |
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5Y3 in PR?
Started by mresistor |
15 Replies
7169 Views |
by mresistor |
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reverb kknob controlling Volume???
Started by Jimi113 |
6 Replies
3602 Views |
by Jimi113 |
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MOVED: Rolls RP-93 looper
Started by Willabe |
0 Replies
2529 Views |
by Willabe |
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16 Replies
6185 Views |
by octavedave |
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Building around existing OT
Started by daveyajd |
2 Replies
3018 Views |
by daveyajd |
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nagging thought
Started by shooter |
6 Replies
3598 Views |
by shooter |
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the Sunn has set !
Started by billcreller |
11 Replies
5812 Views |
by eleventeen |
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110 Replies
43954 Views |
by rhodco |
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First post Auction Amp help
Started by okguitarman |
30 Replies
9637 Views |
by shooter |
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Hoffman Tweed Princeton #001
Started by p2pAmps |
13 Replies
6217 Views |
by EL34 |
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Need schematic for old Premier 71 Amp
Started by dude |
4 Replies
5761 Views |
by dude |
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MusicMaster Bass Amp Power Supply
Started by swampwood |
5 Replies
3549 Views |
by PRR |
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Choke Identification
Started by dpm309 |
2 Replies
2851 Views |
by PRR |
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Uncle Doug's Supro project from scratch
Started by lego4040 |
2 Replies
4377 Views |
by lego4040 |
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Marshall DSL 100w (Bad PT??)
Started by hesamadman |
11 Replies
4924 Views |
by PRR |
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AFD100 help request
Started by fecska |
14 Replies
8647 Views |
by John |
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21 Replies
9002 Views |
by super&plexi |
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11 Replies
5134 Views |
by Toxophilite |
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Somebody should buy this
Started by eleventeen |
4 Replies
3536 Views |
by vibrolax |
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