Electro Harmonix – B Power Vacuum Tube The B Power Vacuum Tube is a directly heated power triode for use in Hi-Fi amplifiers. Plate curves and static. Buy Electro-Harmonix B EH Vacuum Tube Duet Platinum Matched: Tubes – ✓ FREE DELIVERY possible on eligible purchases. Electro-Harmonix B power triode tube with gold pins. Made in Russia. Premium version of the B EH with gold grid wire for increased.

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The original blind group listening test that provided much of the info for this report was conducted on no lesser day then the 7 th of June – Election Day in the UK. At current prices and in the current market I feel this Valve is overpriced.

The Svetlana factory in St. The sound of an entire system comes into play, so there are often synergies and other effects that make what works well in one system work less well in another. Get fast, free shipping with Amazon Prime. Well, let me tell you those Bothan spies had a lark! Using more conventional systems will significantly change results. Hence this test, in order to harmonxi how many of those different valves perform and sound. Otherwise make sure speakers have comparable efficiencies and tonality.

Internal structures are a little different from normal. Loading recommendations for this item One positive side, the bass was quite strong and well defined but the overall tonal balance was subjectively objectionable and faintly unpleasant. To make up for that you get a five years warranty, that is a lot of peace of mind.


Electro-Harmonix B Power Tube | B EH | Electro-Harmonix

This valve is the one that until recently was sold under Sovtek label. I fitted it into my amplifier and was struck how much of the sound of a 45 it brought along. Amazon Rapids Fun stories for kids on the go.

It introduces a new type anode made as a sandwich of copper, nickel and iron. One advantage is that the solid anode version is a bit more rugged if run at very high dissipation.

The history of poor reliability however makes good backup from a reliable and reputable dealer a must, so a recommendation with some question marks is on order. No specific claims are being made for any of the features in the Valve and a question on performance elicits a dry “WE Spec” reply. Box Atlanta, GA Voice: Electro Harmonix is a relatively new Brand for Valves it is well known for guitar effects owned by New Sensor who also own the Sovtek brand name.

These Valves have a number of features that set them aside form the usual, not at least the perforated anode, globe glass envelope and a very different structure for suspending the filaments. The soundstage delineation and depth was not ideal. The valves where well burned in.

The Valve has a substantial ceramic base and in general appears well made. They claim for the TJ valves added selection and burn in and curve rather point matching.

After detailing each valves background and sound time for a closing few lines. As such some will work better in some systems than in others. Microphonics of this valve appear lower than average. Microphonics are about average, perhaps slightly better. Okay, hand me the drool towel.


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Even the legendary Western Electric B has been put back into production. It was however much at home driving 30b Beauhorn B2 loudspeakers I reviewed a while backwhere it managed to compensate for their lack of treble extension.

Share your thoughts with other customers. Amazon Second Chance Pass it on, trade it in, give it a second life. My test pair was actually the replacement pair supplied for the Billie Kit Amplifier where it comes as standard.

This valve is more than a little at the high price side and does not offer the same kind of balance and sound as some others at similar prices. Amazon Advertising Find, attract, and engage customers.

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Made in Hunan China this valve is by now a veteran. The tonal balance is very even-handed, the soundstage is ridiculously extended and opened up. The haemonix samples where purchased directly from Russia.

Unlike the Cetron, the Valve Art could at times sound a little grainy and edgy, but much less so than the JJ. Share Facebook Twitter Pinterest. As I mentioned, all valves have their own characteristic sound and tonality.