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Topics - Freddie

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The Newcomer's Forum / Yamaha ba-10, ga-10
« on: May 11, 2010, 07:19:37 PM »
Anybody have a schematic for these amps ? Can not find one anywhere. :loco

Amplifier Discussion / Frontman 25R mods
« on: February 11, 2010, 06:37:11 PM »
Trying to get a better drive sound from the 25R. Looking at the schematic of the 15R and the 25r the difference in the two circuits seems to only be the switching and two diodes. What would be the purpose of D1 and D2 in the 25R drive circuit?

Tubes and Hybrids / 12AX7 Driver in Fender 25R
« on: February 07, 2010, 05:45:40 PM »
Wanting to hybreed My 25R Wondering where in the circuit to put the tube driver ? I am thinking of removing R55 before the final amp and putting the driver there. :loco

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