Production Year: October 1957. PERFECTLY MATCHED SET. Matched Codes: AE 743. I mark every tube in order to avoid tube rolling! ULTRA RARE HI FIDELITY VALVE. 2 HOLE BLACK LADDERS. Tall Black Base. BEST TUBES ON THE MARKET. NO LEAKS. NO SHORTS.
Item Tag: SELECTRON
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SELECTRON 5AR4 GZ34 NOS/NIB RECTIFIERS – TEST NOS – MADE IN JAPAN
SELECTRON 5AR4 GZ34 FULL WAVE RECTIFIER – TEST NEW – ORIGINAL BOXE – TEST 88-90/54 ON PRECISION 10-20 – MADE IN JAPAN