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collections G8LSD Valve Collection |
The 426 is a battery triode.
The valve is silvered over most of the top of the envelope and the inside of the anode is not visible.
The balloon envelope is 44 mm in diameter, and excluding the UX5 base pins is 99 mm tall.
This exhibit was last updated on 19 April 2008
The valve is silvered over most of the top of the envelope and the inside of the anode is not visible.
The balloon envelope is 44 mm in diameter, and excluding the UX5 base pins is 99 mm tall.
This exhibit was last updated on 19 April 2008
The balloon envelope is 44 mm in diameter, and excluding the UX5 base pins is 99 mm tall.
This exhibit was last updated on 19 April 2008
This exhibit was last updated on 19 April 2008 |