Fender Bassman Schematic Aa864
CBS took over Fender in 1965 so this circuit from Jan 1965 AB 165 may very well be a post Leo CBS design.
Fender bassman schematic aa864. I found the Bass channel in its stock form to be much too dark and a little. The AB165 Bassman Fender had two versions of the blackface Bassman head the short lived AA864 and the AB165. Later Fender Guitar Amp Schematics.
It uses the topology of the Bass channel but the tone stack of the Normal channel plus a mid pot. Ive made some profiles of my 1964 Fender Bassman AA864 schematic. Tho AA165 is very rare as the AB165 revision came out in the same month-Jan 65 for both only made for a month or so if that.
There is also the 6G6-B model which has a blackface but is really brown or white in the nature of the circuit had a presence control and had white barrel knobs so it is really not a part of the blackface. Here is our collection of Black face Silver face and other 80s era Fender Guitar Amp SchematicsThey are available for free download to help you with your amplifier repair and modifications. In stead of grounding the 6L6 cathodes insert a parallel-coupled 250 ohm 5w resistor and.
Prowess Amplifiers - Fender - Schematics - Bassman aa864 - Schematic. The schematics below show the AA864 Bassman and the narrow panel Tweed 5e3 Deluxe. Its also entirely possible that there is a Vibrolux AA864 and a Vibrolux AA964 September 64 - Fender.
That ink-stamped chassis appears to be AprMay of 65 so could be an AA864 or AA165. 65 Deluxe Reverb Amplifier. Bassman AB165 to AA864 mod kit This kit includes all of the electrical components diagrams written directions you need to convert your AB165 Bassman head into one of the best sounding Bassman guitar circuits youve ever heard.
I cannot speak on the 1966 Bassman with the AA864 circuit that was only used in the Blonde Bassmans of 1963 which features a presence knob and lack the extra gain stage in the guitar input. The AA864 Bassman vs. We think that the cathode bias circuit design of the 5e3 works very well in the Bassman.