D3a

32 pcs. 6J52P 6Z52P ~ D3a = E810F = 7788 USSR VINTAGE TUBES = FREE SHIP

6j52p valves are only roughly similar to western valves (D3a /E810F /7788) but are not their full analogs. To test 6j52p valves with testers for testing (D3a /E810F /7788)...