Replacement Marshall Valve Kit for JCM800 2203 (2 x JJ ECC83 1 x JJ Balanced ...
The Marshall JCM800 2203 amplifier uses Schematic for the Marshall JCM800 2203. 2 x ECC83 preamp valves (also known as 12AX7). 1 x Balanced ECC83 for the phase inverter in position V3. Marshall valves for Marshall amplifiers.