Welcome To the Hoffman Amplifiers Forum
March 13, 2026, 12:59:41 am
Welcome To the Hoffman Amplifiers ForumMarch 13, 2026, 12:59:41 am | ||
| Subject / Started by | Replies / Views | Last post  |
||
|---|---|---|---|---|
| 0 Members and 85 Guests are viewing this board. | ||||
|
|
bad oscillation
Started by Leevi |
20 Replies
9457 Views |
March 14, 2011, 06:31:23 pmby phsyconoodler |
|
|
|
3 Replies
3929 Views |
March 14, 2011, 09:23:59 am by 38Super |
|
|
|
|
The "Double C" amp (new build)
Started by tubenit |
8 Replies
5379 Views |
March 13, 2011, 09:53:54 pm by Tone Junkie |
|
|
|
20 Replies
9673 Views |
March 13, 2011, 06:37:39 pm by Willabe |
|
|
|
|
Noise with new power transformer.
Started by chocopower |
5 Replies
4095 Views |
March 13, 2011, 02:04:26 pm by chocopower |
|
|
|
Ground lift
Started by jeff |
15 Replies
11095 Views |
March 12, 2011, 03:55:54 pm by LooseChange |
|
|
|
Tweed BluezMeister Parts list & BOM
Started by tubenit |
6 Replies
4985 Views |
March 12, 2011, 01:19:55 pm by drumslinger2000 |
|
|
|
PT or OT ?
Started by crashtm1 |
10 Replies
5713 Views |
March 12, 2011, 11:03:20 am by foghornleghorn |
|
|
|
VVR for 50W amp
Started by Leevi |
6 Replies
4704 Views |
March 12, 2011, 10:42:42 am by kagliostro |
|
|
|
Isolation transformer
Started by jeff |
8 Replies
6043 Views |
March 12, 2011, 07:15:45 am by Packerswin14 |
|
|
|
Wireless guitar systems and tube amps
Started by Leevi |
5 Replies
5261 Views |
March 11, 2011, 11:04:12 pm by samato |
|
|
|
Screen resistor values?
Started by firemedic |
5 Replies
5432 Views |
March 11, 2011, 06:53:40 pm by firemedic |
|
|
|
New Project Ideas?
Started by ncusack |
4 Replies
3911 Views |
March 11, 2011, 02:55:56 pm by phsyconoodler |
|
|
|
Bill of Materials / parts lists
Started by simonallaway |
17 Replies
8201 Views |
March 11, 2011, 12:45:50 pm by ckilgore |
|
|
|
Junk Bin Tube Amp.
Started by DummyLoad |
10 Replies
5811 Views |
March 11, 2011, 12:06:03 pm by jojokeo |
|
|
|
AA165 circuit in a 5F6A chassis?
Started by Madison |
4 Replies
3586 Views |
March 11, 2011, 11:35:20 am by phsyconoodler |
|
|
|
Anyone try polystyrene caps?
Started by dwp |
13 Replies
9858 Views |
March 11, 2011, 11:19:51 am by jojokeo |
|
|
|
Vibrolux and twin reverb
Started by guitarhvac |
6 Replies
4661 Views |
March 11, 2011, 07:15:46 am by guitarhvac |
|
|
|
23 Replies
17598 Views |
March 11, 2011, 04:52:30 am by HotBluePlates |
|
|
|
|
3 Replies
5513 Views |
March 11, 2011, 01:06:44 am by navdave |
|
|
|
33 Replies
16956 Views |
March 10, 2011, 08:22:23 pm by Tone Junkie |
|
|
|
|
Cathode Bias AB763?
Started by duke of earl |
7 Replies
6680 Views |
March 10, 2011, 06:20:40 pm by chocopower |
|
|
|
P600D Diodes
Started by plexi50 |
6 Replies
5061 Views |
March 10, 2011, 03:58:23 pm by plexi50 |
|
|
|
Fun weekend project - Tiny Giant
Started by jojokeo |
22 Replies
13713 Views |
March 10, 2011, 02:03:54 pm by kagliostro |
|
|
|
High voltages in Traynor Bassmaster
Started by Cups |
6 Replies
4904 Views |
March 10, 2011, 01:45:19 pm by Cups |
|
|
|
19 Replies
13712 Views |
March 10, 2011, 11:16:06 am by jjasilli |
|
|
|
|
pots and input jack pictures question
Started by bakerlite |
10 Replies
6723 Views |
March 10, 2011, 07:25:42 am by sluckey |
|
|
|
EL34 plate voltage
Started by Tone Junkie |
5 Replies
6400 Views |
March 09, 2011, 10:32:46 pm by Tone Junkie |
|
|
|
Need Peavey Classic 75 schematic
Started by markmalin |
2 Replies
4194 Views |
March 09, 2011, 09:26:36 pm by markmalin |
|
|
|
TOS Layout for review
Started by SLW |
7 Replies
4863 Views |
March 09, 2011, 07:09:55 am by kagliostro |
|
|
|
What PI is this ?
Started by Mats |
5 Replies
3533 Views |
March 09, 2011, 01:25:42 am by Mats |
|
|
|
2 Replies
3421 Views |
March 08, 2011, 09:53:12 pm by Platefire |
|
|
|
|
To choke or not to choke
Started by duke of earl |
13 Replies
23161 Views |
March 08, 2011, 08:18:12 pm by duke of earl |
|
|
|
Strange noise in Sunn amp
Started by SoundmasterG |
11 Replies
6695 Views |
March 08, 2011, 06:36:14 pm by SoundmasterG |
|
|
|
Marshall 18 Watt Lite
Started by sluckey |
13 Replies
6772 Views |
March 08, 2011, 06:19:18 pm by RicharD |
|
|
|
A yellow Deluxe gets done
Started by LooseChange |
17 Replies
6567 Views |
March 08, 2011, 05:31:25 pm by HoodratShinobi88 |
|
|
|
cathode bias question
Started by blues man |
5 Replies
4850 Views |
March 08, 2011, 03:30:53 pm by jojokeo |
|
|
|
JJ EL84s
Started by tubesornothing |
5 Replies
4840 Views |
March 08, 2011, 02:29:06 pm by jeff |
|
|
|
help identifying mystery amp
Started by elmore_lewis |
14 Replies
5674 Views |
March 08, 2011, 12:08:25 pm by elmore_lewis |
|
|
Problem with vibrolux bias
Started by guitarhvac |
8 Replies
5873 Views |
March 08, 2011, 11:37:52 am by sluckey |
|
|
|
29 Replies
11329 Views |
March 07, 2011, 05:31:47 pm by bakerlite |
|
|
|
|
LongTail Pair Phase Inverter
Started by Jack1962 |
3 Replies
3672 Views |
March 07, 2011, 01:23:13 pm by Jack1962 |
|
|
|
18 Watt Lite iib phasing issue help?
Started by ncusack |
1 Replies
4169 Views |
March 07, 2011, 08:25:40 am by OldHouseScott |
|
|
|
cathode biased Princeton Reverb trem ?
Started by worth |
13 Replies
9041 Views |
March 07, 2011, 07:58:52 am by Fresh_Start |
|
|
|
IEC Receptical cut in chassis Question
Started by Platefire |
24 Replies
12814 Views |
March 07, 2011, 07:43:50 am by Fresh_Start |
|
|
|
24 Replies
9964 Views |
March 06, 2011, 11:32:18 pm by coreythompsonhm |
|
|
|
|
Simple tonestack question
Started by firemedic |
26 Replies
10323 Views |
March 06, 2011, 10:42:27 pm by firemedic |
|
|
|
7 Replies
6719 Views |
March 06, 2011, 05:59:19 pm by silverface |
|
|
|
|
Bias Vary Trem, Cathode Biased Amp
Started by Boots Deville |
6 Replies
7554 Views |
March 06, 2011, 05:12:29 pm by Boots Deville |
|
|
|
Screen resistor values
Started by firemedic |
9 Replies
13727 Views |
March 05, 2011, 11:45:23 pm by PRR |
Normal Topic
Hot Topic (More than 25 replies)
Very Hot Topic (More than 50 replies)
Locked Topic
Sticky Topic
Poll
| Choose a link from the Hoffman Amplifiers parts catalog |
||
|
Mobile Device Catalog Link |
Yard Sale Discontinued |
Misc. Hardware |
| What's New |
Board Building Parts |
Amp trim Handles |
|
Lamps Diodes |
Hoffman Turret Boards |
Channel Switching |
| Resistors |
Fender Eyelet Boards |
Screws/Nuts Washers |
|
Jacks/Plugs Connectors |
Misc Eyelet Boards |
Tools |
| Capacitors |
Custom Boards |
Tubes Valves |
|
Pots Knobs |
Fuses/Cords |
Chassis |
|
Tube Sockets |
Switches |
Wire Cable |