
Can I substitute two single ended transformers for a single plate-to-plate transformer?. Can I convert an amplifier with an ultralinear connected OT to normal use?. What is an "ultralinear" output transformer?. Can I use a push-pull OT in my single ended amp? How about if I re-stack it to have a gap?. What are "gaps" in output transformers, and why are they good?. Is hand winding superior to machine winding for output transformers?. To copy a great sounding output transformer do you copy impedance or winding pattern?. Are differences in transformer sound in the pattern of the windings? Or something else?. Are paper bobbins really better than plastic bobbins in output transformers? How about power transformers?. Are the impedance tolerances the reason one OT may sound better than another?. Do output transformers really sound different from one another? If so, why?. Where can I find plans for a Belchfire/Maximo/etc. How can I modify my amp to be more powerful?. Where can I find parts to build/repair amplifiers?. Where can I learn about building tube amps?. *** SAFETY WARNING ***READ THIS FIRST!!!!!. What things will damage my tube amp, what's safe and what's not?. How long do tubes last? When should I replace my tubes?.
Are Tube Amps louder than solid state amps of the same power?.Special thanks to Nathan Stewart who did the bulk of the work converting the original version of this FAQ into HTML. A few names in that category stand out:Īnd people who have contributed things that I have included as part of the actual text: Hundreds of folks who taught ME stuff when I didn't know a triode from a Tri-Axis I can't remember all of your names, and it all comes out as general knowledge now, but I appreciate it. Thanks to the contributors who helped and taught me: The first edition of this FAQ was first released in 1992. Keen, recent revision level is Version 2.10, 3/25/02
Much of this material applies to building or re-building hi-fi equipment, as well but it was originally intended for musical instrument crazies.Īuthored, assembled and edited by R.G. Back to the GEO Home Page Musical Instrument Tube Amp Building, Maintaining and Modifying FAQ