G4CJY's keys.
Homebrew Sideswiper 1.
Pictured, base is from an RAF type D pump, back contact is from junk box. Tension (not adjustable) 10mm brass bolt, lever 20mm feeler gauge, back contacts from Kent paddle. [G4CJY].
Homebrew Sideswiper 2.
A lucky find from a recent radio rally, simple construction but has a nice smooth action. [G4CJY].