TREK II UC-1A
Universal Combo Preamp

Connector	Types	LESLIES	.
No.1	6-pin connector	147, 145, 125 type	.
No.2	6-pin connector	122, 142, 22H type	.
No.3	9-pin connector	760, 825, 910 type	.
No.4	11-pin connector	415, 715,722,820, 815, 822, 122XB	.

Speed control: Slow(Chorale)/Fast(Tremolo), No stop(off) position