The Blackstar HT Studio 20 and Studio 20H (the head version) amplifier use:
Over time your valves slowly lose both their tone and their power. Replace them on a regular basis to maintain the full tone of your amp. We always recommend JJ valves for Blackstar Studio 20 amplifier. This is because they guarantee awesome tone and power. They also give you long life – all at a very competitive price.
Mote: This amp is both cathode-biased AND fixed bias (which is why there is a bias adjustment screw inside).
So bring back the power and sparkle to your guitar amplifier. Treat yourself, and your amp, to a brand new set of valves today.
If you have any questions about replacing the valves for Blackstar HT Studio 20 amplifier please do not hesitate to drop us an email and we will get straight back to you.
We have over 30 years of experience so we are always happy to help.
If you have never changed your valves before please take a look at our very helpful FAQ section before you contact us.
About the Blackstar HT Studio 20 and HT Studio 20H:
So order yours today and get your amplifier sounding better than ever.