$2000

Tube 1: 10.5 mA, 1.2 mA/V at -23 V on grid and 300 V on plate,
Tube 2: 11.0 mA, 1.2 mA/V at -23 V on grid and 300 V on plate
(AVO CT-160 tester)

packing

價錢 HK$: 4000 一對
NOS, 全新，結構一樣, same date code, same batch
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