"With this amp, Dave Davies wouldn't ... and one that could still be very useful in front of a mic in the studio. ... TUBES Three 12AX7 preamp/PI tubes, two EL84 output tubes, EZ81 rectifier tube.

As a service to our readers, we're providing the LTspice files used in Dr. Dyer's article on simulation of the 12AX7 and the K2-W vacuum-tube op amp.

This amp manufacturer clearly empathises with our situation, stripping the guts of its genre-defining 6505+ head and placing them in a cabinet with a 12-inch Sheffield speaker. The combo has the same ...

Don Mackrill, an amp designer and founder of Ontario-based Mack Amps, notes that PA systems have advanced to the point where guitarists can simply place a microphone to their amps, making behemoth ...

Behind the blue you'll find a single 12AX7 valve in the preamp section, and one 12BH7 - the same as that used in Blackstar's successful HT-5 - in the power section. The 12BH7 is a dual triode that ...