Home Blog News Item - Upgraded Quad 303 added to the shop
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News Item - Upgraded Quad 303 added to the shop |
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Quad 303 upgrade has now been added to the list of products on sale in the online shop - Our Quad 303 amplifiers undergo the following improvements:  o The transformers are revarnished. o The main 63v and 100v 2000uF electrolytic capacitors are replaced using high quality uprated audio-grade components of 10000uF capacitance (Nippon Chemicon also called Nichicon)

o The chassis and components are cleaned. o All printed circuit boards are cleaned of dust and grime. o Amplifier boards have all the electrolytic capacitors replaced using uprated high quality audio-grade capacitors (Panasonic FJ, Nichicon and Elna Starget) 
o Where components have expired due to old age or abnormal usage they are all replaced by modern uprated higher capacity versions. o All connections checked and re-made where necessary. o Exterior case cleaned o New components on the PCB potted to hold them fast to the board ensuring no movement. 
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