Dewsbury Electronics (G4CLX) Star Masterkey Memory Keyer
This unit has 8 memory banks of which 2 can be set for beacon/repeat CQ mode. In addition this model has a 1000 letters per minute (200 words per minute) setting which can be used for meteor scatter. You program the memory at normal speed then playback at high speed.
This is a great keyer nicely constructed and takes 4 x AA batteries which seem to last for ever. It has built in variable level and side tone if required with transistor rig keying. Comes complete with original instruction manual.