G4CJY's keys.

 

Homebrew Sideswiper 1.

G4CJY's homebrew sideswiper 1, click to enlarge picture. 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.

G4CJY's homebrew sideswiper 2, click to enlarge picture. A lucky find from a recent radio rally, simple construction but has a nice smooth action. [G4CJY].