811 A Vacuum tube Power triode 750 V 350 mA Number of pins (num): 4 Base: UX-5 Content 1 pc(s)

Despite vacuum tubes, valve bases and related accessories haven't been mass-produced for about 35 years, they are, and will, be used in high-quality amplifiers, music gear (old and new), testing equipment, across the industries, as well as in research, education and museums.

Price: 61.99 from Conrad Electronic