6973 Matched Pairs Quads Electro Harmonix for jukeboxes, hifi guitar amps

6973 Matched Pairs Quads from Electro-Harmonix. Buy two sets to get a matched quad. You will receive a test certificate following our in-house testing which is done by hand. Checkout our Supermatch info. New manufactured Russian valves of the highest quality.


7 in stock (can be backordered)

Product Description

6973 Matched Pairs Quads Electro Harmonix

The 6973 is a a ground up 6973 design to exactly replace the original RCA tubes.  Made in Russia, these valves are used in all the popular makes of jukeboxes. Bring that sound back to its full glory !

The 6973’s  are pre-matched for us at the factory and are then tested by us and our Supermatch process is done by hand for the best quality. We issue a test certificate with the matching results.

If you wish a matched quad then just order two sets. The price shown is for a matched pair

6973’s are used in Wurlizer, Rockola, Seeburg jukeboxes and many more.

It is extremely important that the bias is set correctly on these high power valves or else their working lives will be shortened.

We also offer a 120 day from purchase warranty on the product ( excludes user caused mechanical damage failure and incorrectly set bias ). Price includes UK delivery

Note: Valves use high voltages and these voltages are dangerous. The amp can still retain these high voltages for some time even after being switched off.  If you are not sure of fitting them , please seek the services of qualified personnel

Additional Information

Weight 0.1 kg




Customer Reviews

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"Excellent product as well as customer service…. Thank you!" - A.K 13th May 2020 bought a Tung Sol EL84 Matched Quad

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"Peavey Classic 30 back to sounding great – and quiet when it should be. Prompt service and reasonable prices. Thank you.." P.M,24th May 2020 bought a full valve kit

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