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G8LSD Valve Collection

    
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Valves collected by G8LSD, G3JMB and G2DSP. Plus G8LSD's collection of vintage oscilloscopes, and oscilloscope tubes.
This collection can only be seen on-line at The National Valve Museum.
Allan also maintains the Microwave Museum for the UK Microwave Group (UK&muG).
Allan has also been active in the world of amateur radio optical communications and his work is recorded here.
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