Useful Components: Electronics kits with fully detailed instructions online.
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Reviews
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Jack on Apr 20, 2026
5 out of 5 starsGreat seller, great products !!!
Henry James responded on Apr 22, 2026
Thankyou for your five stars and your positive review of the D60 control knobs. It's good to see packets reaching the USA without difficulties.
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Romeo on May 6, 2026
5 out of 5 starsAwesome!!! Fit pretty good on my processor
Henry James responded on May 6, 2026
Thank you for your positive review and the fives stars. It is good to see that the systems in place to get packets into the US are working well.
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JYMBO on Apr 26, 2026
5 out of 5 starsGood quality! unfortunately i ordered the wrong size, but i was eventually able to file the opening to the right size!
Henry James responded on May 6, 2026
I'm delighted that you managed to make those fader caps work well. Thankyou for your review.
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JYMBO on Apr 26, 2026
5 out of 5 starsGood quality! unfortunately i ordered the wrong size, but i was eventually able to file the opening to the right size!
Henry James responded on May 6, 2026
I'm delighted that you managed to make those fader caps work well. Thankyou for your review.
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JYMBO on Apr 26, 2026
5 out of 5 starsGood quality! unfortunately i ordered the wrong size, but i was eventually able to file the opening to the right size!
Henry James responded on May 6, 2026
I'm delighted that you managed to make those fader caps work well. Thankyou for your review.
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JYMBO on Apr 26, 2026
5 out of 5 starsGood quality! unfortunately i ordered the wrong size, but i was eventually able to file the opening to the right size!
Henry James responded on May 6, 2026
I'm delighted that you managed to make those fader caps work well. Thankyou for your review.
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Aimee on Apr 22, 2026
5 out of 5 starsExcellent quality item and super nice seller! Highly recommend! A+
Henry James responded on May 6, 2026
Your equipment is looking very cool. Thankyou for your positive review.
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Etsy buyer on Apr 22, 2026
5 out of 5 starsGreat item as des cribed.
Henry James responded on Apr 22, 2026
Thankyou for your positive review. I hope the knobs are looking good.
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Arpad on Apr 15, 2026
5 out of 5 starsProduct was as described, thankyou.
Henry James responded on Apr 17, 2026
Thankyou for your positive review and the 5 stars.
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Craig on Apr 12, 2026
4 out of 5 starsAs described. works very well
Henry James responded on Apr 17, 2026
Thankyou for your positive review. I'm glad those piezo elements are working well.
About HJWElectronics
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The beautiful trace that you get on an oscilloscope when playing with some custom built Ambisonic surround-sound gear. -
Loud reception using the Useful Components crystal set radio kit on a farm fence while out hiking in Shropshire. -
The BTR/3 Stereo tape machine at Radio Glen in Southampton. We still used that machine in 1993. After I'd fixed it :) -
Sometimes one has to erect a big crystal radio aerial to see how good it is. This 100 meter one was pretty good:) -
I dabble with surround-sound and annoyingly claim to have built the first *cheap* soundfield microphone in 2003.
Shop about video description
Shop members
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Henry James Walmsley
Owner, Everything
Hello. I'm an electronics engineer who sells kits and electronics parts for repair jobs and projects. For small items, put anything in your shopping basket from any listing for one postage charge, but watch out for the higher postage lumpy items.
Production partners
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CLIFF Electronic Components
Redhill, England
I supply useful CLIFF parts that no-one else will stock, e.g. all available colours of one type of control knob rather than just the black or red variant found at other retailers. These are frquently used by customers for fixing and customising vintage mixing desks and equipment.
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Cancellations: accepted
Request a cancellation: before item has shipped