The GU-81M Tube. The picture is deceiving, it measures 260mm tall and weighs in at 1kg !
It’s original use was for Russian military radio transmitters, 700w of pure high frequency electrical mayhem ! It’s the same unit I used in my first VTTC.
The GU-81M Tube. The picture is deceiving, it measures 260mm tall and weighs in at 1kg !
It’s original use was for Russian military radio transmitters, 700w of pure high frequency electrical mayhem ! It’s the same unit I used in my first VTTC.