Hi, sorry for my Tarzan's english, I need help to choice a correct tube amp for my Tannoy GRF monitor reds 15, I am newbie in DIY Tubes and some guide in this are welcome.
Thanks, Federico
Thanks, Federico
Hi,
First of all welcome on the forum.
If I recall correctly the Tannoy GRFs are very efficient speakers so you won't need much in terms of Watts.
Do you have any particular preference regarding the output
tube(s) you'd like to use?
Cheers,😉
First of all welcome on the forum.
If I recall correctly the Tannoy GRFs are very efficient speakers so you won't need much in terms of Watts.
Do you have any particular preference regarding the output
tube(s) you'd like to use?
Cheers,😉
Hi, I no have a tube preferences, I have 2*5u4gb, 4 *12 ax7, 2 *12au7, 2 12at7. No power tubes ,so any tube (if it's no expensive) is well for me. Consider I'm newbie, so this is my first amp and the simply circuit is better for me.
Thanks.
Federico.
Thanks.
Federico.
Welcome to the forum. EL84 works very nicely with Tannoys. A push-pull 10W EL84 amplifier should sound very nice. Try a search on the forum - there are lots of designs.
It's not the valves you have that decide a design, it's the transformers and chokes (they're more expensive). A push-pull design is slightly more complex than single-ended, but success is almost guaranteed. Single-ended amplifiers are more sensitive to component and layout changes.
It's not the valves you have that decide a design, it's the transformers and chokes (they're more expensive). A push-pull design is slightly more complex than single-ended, but success is almost guaranteed. Single-ended amplifiers are more sensitive to component and layout changes.
Hi ,thanks i have 4 el84 and search a schematic for this tubes. For the first time is well an integrated?
Federico.
Federico.
Hi,
No problem.
If your source of music is CD, tuner, cassette, tape, all you need is enough sensitivity at the amplifier input and a volume potentiometer to set the level you prefer.
SOME SCHEMATICS USING EL84
Cheers, 😉
For the first time is well an integrated?
No problem.
If your source of music is CD, tuner, cassette, tape, all you need is enough sensitivity at the amplifier input and a volume potentiometer to set the level you prefer.
SOME SCHEMATICS USING EL84
Cheers, 😉
Hi, thanks a lot, my sources are mostly lps, cds, radio and some dvd-audio. The phono stage should be in the pre? What pre is better for the el84. I have somes 12au7,12ax7,12at7. and likes me with some kind of control of bass and trebble.any sugestions?
Thanks at all for your patience.
Thanks at all for your patience.
Single-ended amplifiers are more sensitive to component and layout changes.
Agreed. If you wish to go the single-ended route, start with a well-established design and follow the schematic to the letter (or number).
John
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