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Gmi-6 / 6R3S1/ 832 pulse tetrode tubes in box of 4


GMI-6 Russian pulse modulator tetrode tubes.
Russian GMI-6 (ГМИ-6) HF tetrode. It also is well applied for hi-end audio.
Similar equivalent 6R3S1 / GU191 / 832 Is made only for the military.
High quality NOS. Ulyanovsk factory. Never used.
This valve measures 92x48mm overall and has a 7 pin
GMI-6_2box_91.jpg picture by alex778
Carefully packing with soft material.
I guarantee you complete satisfaction with all my products. If you receive an item you did not order or if an item you ordered is received damaged or defective, I will refund you the price you paid for it or replace it with identical one. Seller-online accept returns in U.S.A.
Item for returning must have the original tags and packing, otherwise it won't be accepted.



Gmi-6 / 6R3S1/ 832 pulse tetrode tubes in box of 4