Welcome To the Hoffman Amplifiers ForumDecember 08, 2025, 02:18:34 pm | ||
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| Khristophorous and 87 Guests are viewing this board. | ||||
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Old metal cap cans
Started by dude |
4 Replies
2399 Views |
by Latole |
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Another amp marketing plan idea.
Started by Mike_J |
19 Replies
5152 Views |
by SnickSound |
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Swap can capacitor for higher value?
Started by proaudioguy |
1 Replies
1903 Views |
by bmccowan |
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MOVED: DIY Emission Tube Tester
Started by sluckey |
0 Replies
2176 Views |
by sluckey |
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Nearly complete 3-channel 5F6A project
Started by CascoSieg |
9 Replies
3093 Views |
by CascoSieg |
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Troubleshooting AB763
Started by acheld |
4 Replies
2429 Views |
by Latole |
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53 Replies
11675 Views |
by shooter |
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9 Replies
4811 Views |
by trobbins |
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E80CC
Started by SoundCity85 |
9 Replies
4333 Views |
by HotBluePlates |
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Pulling two tubes in a TR
Started by Gone_Fishing |
10 Replies
3344 Views |
by sluckey |
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EL84 Voltages
Started by dbishopbliss |
4 Replies
2845 Views |
by HotBluePlates |
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2 Replies
2404 Views |
by MORE_Guitar_Solos |
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4 Replies
2462 Views |
by Mike_J |
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5 Replies
2703 Views |
by Mike_J |
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5 Replies
2689 Views |
by munkeyboy |
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13 Replies
4207 Views |
by 2deaf |
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8 Replies
2840 Views |
by Gone_Fishing |
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Upgraded turret board.
Started by Mike_J |
0 Replies
1912 Views |
by Mike_J |
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10 Replies
3772 Views |
by 66Strat |
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14 Replies
5242 Views |
by PharmRock |
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Imperial Stout - new build dummy check
Started by burt_toast |
8 Replies
3339 Views |
by tubenit |
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Motorboating on Channel 3 of my amp.
Started by raza |
4 Replies
2186 Views |
by Leevi |
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Doug's 5f6a layout for V1a cathode.
Started by Mike_J |
2 Replies
2338 Views |
by Mike_J |
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1954 Gibson GA-40 tremolo
Started by Diverted |
12 Replies
5368 Views |
by bmccowan |
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Filmosound OT PT Wire Gauge
Started by jonathan_kea |
1 Replies
2007 Views |
by HotBluePlates |
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RR763-based build
Started by aon |
4 Replies
3185 Views |
by jordan86 |
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21 Replies
8595 Views |
by chrisd |
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New Build Marshall 1959 Superlead
Started by kwm488 |
12 Replies
8659 Views |
by sluckey |
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13 Replies
9365 Views |
by mresistor |
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PP 25L6 amp worth the effort?
Started by munkeyboy |
15 Replies
8636 Views |
by Steve_P |
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Ampeg B12-XT
Started by Big chief |
4 Replies
2606 Views |
by Big chief |
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10 Replies
3663 Views |
by pdf64 |
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National Amp 1949
Started by Big chief |
17 Replies
4419 Views |
by valcotone |
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Blowing Fuses Unless I Use A Variac ??
Started by Lectroid |
1 Replies
2131 Views |
by tubeswell |
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Loud amp! I need more control.
Started by raza |
5 Replies
2783 Views |
by SnickSound |
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Bandmaster 6G7A grid stoppers
Started by Diverted |
1 Replies
2288 Views |
by sluckey |
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Power Transformer for Sano B18W
Started by eurekaiv |
12 Replies
3540 Views |
by shooter |
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Any reason this wouldn't work?
Started by 12AX7 |
24 Replies
7814 Views |
by Pwurso |
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Ampeg Portaflex B12-XY ?s
Started by waldner |
2 Replies
2254 Views |
by waldner |
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Wards GIM 9171A...circuit analysis?
Started by BrianS |
14 Replies
5077 Views |
by sluckey |
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Proper 6V6 Bias for 5E3
Started by scstill |
10 Replies
5325 Views |
by sluckey |
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Ever Tried A Reverse Bright Cap?
Started by jordan86 |
7 Replies
4021 Views |
by 2deaf |
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transformer question S-6424
Started by Bieworm |
3 Replies
2688 Views |
by SnickSound |
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10 Replies
4348 Views |
by tubeswell |
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Cause of high plate voltage on 12ax7
Started by jordan86 |
23 Replies
6897 Views |
by jordan86 |
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0 Replies
2166 Views |
by Bieworm |
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Kustom tube amp not working
Started by gdamato |
13 Replies
4728 Views |
by gdamato |
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2 Replies
2386 Views |
by PRR |
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Dull/snubber caps in preamp
Started by ampnewbie |
3 Replies
3546 Views |
by jojokeo |
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Cap replacement question
Started by pbman1953 |
11 Replies
3248 Views |
by pbman1953 |
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