London Power ad

Search the Forum

(Advanced Search)

Tube Amp Community (Hi-fi too!)
Forums on designing and building tube guitar amplifiers, hi-fi amps and accessories.
Forum Threads Posts Last Post
Q&A regarding Kevin O'Connor's "The Ultimate Tone" book series
24 169 Speaker blending in symme...
01-30-2023, 02:32 PM
by K O'Connor
Power Scaling
Discussion of London Power's Power Scaling methodology
5 28 SV1, SV2, SV-TT update
07-12-2021, 02:20 PM
by K O'Connor
PCB Design
7 57 Schematic management
11-21-2022, 01:39 PM
by K O'Connor
Power Supplies
15 81 Hammond 290-series Guitar...
11-10-2022, 05:05 PM
by prosounddaryl
Preamp Mods & Design
24 185 Load Line Assistance Need...
11-11-2022, 05:47 PM
by dtbradio
Sag & Sustain
3 13 Applying a SUS control in...
05-30-2020, 04:38 PM
by makinrose
5 31 Random Access Footswitch
09-30-2022, 11:00 AM
by Strelok
8 53 Heater Wiring AWG2x?
09-30-2022, 11:38 AM
by Strelok
Personal Projects
24 192 Thoughts on variable NFB ...
01-09-2023, 03:20 PM
by K O'Connor
Test & Measurement
Testing your project and test equipment selection
16 46 ESR Meter
10-03-2022, 12:10 PM
by Strelok
New Member Introductions
You are welcome to let forum members know more about you! We're glad you are here.
24 58 Hello all
12-25-2022, 07:11 PM
by Darth-Apple

Forum Threads Posts Last Post
London Power Amps & Gear
0 0
London Power Kits & Mods
10 42 S-PRE-2
08-29-2021, 06:40 PM
by K O'Connor
Gear for Sale by Forum Members
4 6 Wanted Merlin Blencowes B...
08-03-2021, 05:48 AM
by ZeusMC
Vendor Info
Post here if you sell parts or services of interest to audio builders/hobbyists
1 1 Power Scaling Builders an...
10-26-2018, 05:49 PM
by London Power
Miscellaneous for Sale
Selling roosters, hammocks or shoe-horns? Post them here.
0 0

Forum Contains New Posts
Forum Contains No New Posts
Forum is Closed
Redirect Forum

Come in where it's warm!
A warm welcome to tube amp modding fans and those interested in hi-fi audio! Readers of Kevin O'Connor's The Ultimate Tone (TUT) book series form a part of our population. Kevin O'Connor is the creator of the popular Power Scaling methodology for amplifiers.
Please remember these three principles: respect, sharing, community.
Not familiar with The Ultimate Tone book series? See discussion topics, or click here to visit London Power/Power Press Publishing.

Tube Amp Forum Hosted by London Power
London Power logo