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0:09:59

Testing a bad tube E188CC on Roetest V10

0:03:06

Prosumatori. Compensarea in 2023

0:11:31

Building another Roeest

0:01:56

Cat costa sa vinzi pe ebay?

0:45:01

ROETEST V10 tube tester CALIBRATION

0:10:25

Roetest V10 short presentation - the best existing tube tester

0:00:43

Matched tubes. Why and how?

0:17:58

Presentation of old soviet Tube Tester IL-14 (ИЛ-14)

0:03:24

first testing Roetest V10 3