Marshall Amp Forum - View Single Post - Preamp Tubes?

spikei · 03-13-2009, 07:17 PM

its quite a complicated one, i can tell you the v4 is phase inverter, i have seen a thread some were. do a search you will find it.

03-13-2009, 07:17 PM	#12 (permalink)
spikei Senior Member Join Date: May 2008 Posts: 124	Re: Preamp Tubes? - Who, What, When, Where, Why, and How? its quite a complicated one, i can tell you the v4 is phase inverter, i have seen a thread some were. do a search you will find it.