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Here’s a 2A3 SE amplifier that I had just finished yesterday. I used a pair of EH’s 2A3 gold grid and a pair of RCA’s 6SN7 for driver stage. The photo shown Chinese 6N8PJ( Chinese Military 6SN7) for testing. I use solid state rectifier and use 2 pcs of 100 ohm paralleled to replace the [...]