OUR PRODUCT MANUFACTURERS — AMPLIFIER

HJ LEAK

Posted by STEVE M on

HJ LEAK

LEAK is the brand name for high-fidelity audio equipment made by H. J. Leak & Co. Ltd, of London, England. The company was founded in 1934 by Harold Joseph Leak.  The company initially focussed on provision of amplifiers for public address systems and theatres, with only a few staff. Typical designs used were similar to those found in the Partridge Public Address Manuals of the time, which used Osram's DA30 power triodes in push-pull for 45 watts output. During the latter part of the Second World War, the company started developing amplifiers that made extensive use of negative feedback to achieve...

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