Hello All. Available parts for PA. Sockets for: GU84B, GU74B, GI7B, GS15B, G811. Tubes: GU84B, GS1B, GI7B, GS15B, G811. Cavity 144Mhz (GS35B), 432Mhz (GS35B). Information for prices and pictures ask me please. 73! Vladimir UX3LV