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• Books & Kits

London Power Online Catalogue (for books and kits)

About London Power Kits
About Our Power Scaling Kits
About Our Preamp Kits
About Our Sustain Kits

About Power Press Books
    TUT Table of Contents
    TUT2 Table of Contents
    TUT3 Table of Contents
    TUT4 Table of Contents
    TUT5 Table of Contents
    TUT6 Table of Contents
    POP Table of Contents
    TOT Table of Contents
    RSG Table of Contents
    SPKR

Other retailers of Power Press books

Independent Magazine Review (The Guitar Magazine - UK)

• Amplifier Products

London Power Amplifier Catalogue
STUDIO POWER AMP detailed info
STUDIO-10 amp detailed info
STUDIO-25 amp detailed info
STUDIO 2U-Preamp detailed info
AURORA amp detailed info
ICON amp detailed info
SUSTAINOR amp detailed info
3-D detailed info

Inside London Power Amplifiers:
Clean Power Strategies
Clean AC Power
Clean DC Power
Worldwide Mains Compatibility
Small-signal Interfacing
Speaker Interface
Audio Path
Tube Choice
Advanced Magnetics
Inside the STUDIO-10 group of amps

STUDIO amp customer reviews

Selecting a London Power Instrument Amplifier

Common Features of London Power Amplifiers

Ordering Information & Prices for Amplifier Products

Coolohm Products
Who is Coolohm?

Back Shop - Unique Values

Product Reviews
Customer comments on London Power/Power Press products
Customer reviews of the STUDIO amp
Fuzz Magazine review of the STUDIO amp
The Guitar Magazine review of Power Press Books
Guitarist Magazine review of Power Scaling

Kevin O'Connor's Tube Amp FAQ

"About Power Scaling"
"About Super Scaling"
"Effects Loop Truths"

Power Scaling vs. "Variable Power"

Raw Bias Supply Issues and Mods

The Truth about Printed Circuit Boards vs. Hand-Wiring (with construction tips)

PCB Colour Considerations

Cathode/Fixed Bias Switching in Tube Amps (except from The Ultimate Tone Vol. 2)
Fig 1: Switchable Fixed-cathode Bias (TUT2 Fig. 3-16)
Fig 2: Switchable Fixed-cathode Bias (TUT2 Fig. 3-17)
Fig 3: Switchable Fixed-cathode Bias (TUT2 Fig. 3-18)

London Power's Hammond Chassis Applications

Hammond Transformer pages (useful specs)

• Information (miscellaneous)

List of Licensed Power Scaling Builders/Authorized Installers

Parts Supplier Links

Selected Industry Links

Power Scaling & Sag Control Head-to-Head (updated August 2006)

Workshop Reports and Travelogue Entry Page
Report on Kevin O'Connor's Tube Amp Workshop In Sweden, May 2003
Report on Kevin O'Connor's Tube Amp Workshop In Sweden, May 2004
Report on Kevin O'Connor's Tube Amp Workshop In Finland, June 2004

What's with all this Swedish stuff?
Helsinki - It's Not What It Used To Be!