Bias Probe and Multimeter

The Black Magic of Setting the Bias make your amp sound its best

Setting the Bias There is a lot of discussion on the black magic of setting the bias on the output valves in your amp. This is also related to the matching of the valves. There is talk of setting the bias “cool” or “hot” and the effects on output valve life.  I am attempting to write this so as the musicians can understand and so the idea is that I make it hopefully simple to […]

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Tung Sol Matched Pair 6L6GC-STR

Valves Tubes Be Careful

Valves Tubes Be Careful What you buy ! There are many vendors of valves and tubes and I thought it might be useful to make a list of my observations in the market.  Of course I cannot be totally un-biased as I sell valves/tubes on this site and we sell  limited selection of what we offer on Ebay too. Now I am not  criticising at any sellers but some clearly are less technically capable than

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Tung Sol 12AT7W Image

Tung Sol Valves Now In Stock

Tung Sol Valves Now In Stock – Made in Russia We are expanding our product line and are introducing  anew premium line of valves/tubes. Tung Sol valves /tubes. We are being supplied directly by the parent company and we are official dealers. We want to offer you a an expanded  our range  valves /tubes  Your amp’ sound is heavily influenced by the valves used in the amp and of course it is everyone’e personal taste.

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Supermatch and Supplying Quality Matched output Valves

This blog looks at Supermatch and supplying quality output valves We work to supply our customers with best matched matched output valves. The benefits are that the output is nice and balnced on the amp. This applies to not only matched pair but also to matched quad valves. When we receive a shipment of output valves and lets take the example of a big batch of our mos popular output valve the 6L6GC from JJ

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JJ 4 ECC83S Value Pack

An ECC83 for Every Application

An ECC83 for Every Application We have been working to offer an expanded  range of ECC83 (12AX7) compatible valves.  we wanted to have an ECC83 for every application   Our range  seems to be increasing every week. You might wonder why.  You might think it is pointless and I used to think the same and I decided to experiment trying different valves in my amp and using the best test equipment available – my ears!

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JJ ECC83S Gold Pins

The JJ ECC83S with Gold Pins

The JJ ECC83S with gold pins is a variant of the standard JJ ECC83S also known as the 12AX7. I wanted to check out if there was any difference to the specification and more importantly the sound of the amp with this valve in my Fender Deluxe Reverb ( 1971). Specification Thoughts We just received these parts into stock so I tested 50 of them.  I have tested hundreds of the standard JJ ECC83S so

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Valve Tube Guitar Amps
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