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Hi there, my name is Patrick Turner and I have a small business of
manufacturing new audio amplifiers and loudspeakers, repairing
most new and old audio equipment and re-engineering older
amplifiers and loudspeakers.

I provide a source of technical information to anyone interested in the design of vacuum tubed pre-amps and power amps from 4 watts to 1,000 watts as well as some general basic electronics information.

CONTACT............info@turneraudio.com.au
TELEPHONE 02 62412760..........................10am to 7pm EASTERN AUSTRALIAN TIME!
Turner Audio is located in Canberra, the capitol city of Australia and located 300 kms southwest of Sydney.
POSTAL ADDRESS......................................................1 Adams Pl, Watson, ACT 2602.

POWER AMPLIFIERS. 8 pages detailing tubed power amps, 4 pages on solid state amps.

PRE-AMPLIFIERS. 4 pages on tubed line and phono preamps.

RE-ENGINEERED AMPLIFIERS. 5 pages on Quad, Leak, Dynaco and JBL amp re-design.

REPAIRS TO ALL AUDIO EQUIPMENT. 1 page listing repair services.

FOR SALE. 2 pages with over 20 items for sale, new and used amps, receivers, turntables, and more.

LOUDSPEAKERS. 1 page on stereo full range floor standers, 1 page on measuring response, diy simple 3 way,
   subwoofer recipe, crossover filter charts, microphone recipe.

ABOUT TURNER AUDIO. 1 page on my background.

EDUCATIONAL AND DIY. 1 page on good audio for the home, 3 pages on tube operation, 4 pages on load matching
to beam tetrodes and triodes, 5 pages on tube amp power supplies, output and power transformers and chokes, 1 page on fully tubed AM/FM tuner with MPX decoder, 2 pages with 16 miscellaneous schematics.

This site was last updated in June 2006.