Between:

Schleicher (small lever underneath panel between legs)

Shempp-Hirth (slider knob on cockpit wall)

Glaser-Dirks/DG (large white push-pull knob)

Pipistrel (rotating knob(Rotax version), or rotating dial(electro))

Albastar (large lever on left-side of cockpit)

TeST (rotating lever on control stick)

Other(please list)