S Series plug-in interface

The S-series sampling heads have a 12-pin PCB edge connector with 3.92 mm (0.156") pitch, and an SMB connector for the trigger pick-off (not on S-6).

left		right
pin	signal	pin	signal
1	+15 V	A	−12.2 V
2	DC offset trig	B	feedback
3	feedback ground	C	identify & readout
4	head signal out	D	head signal ground
5	−50 V	E	+50 V
6	strobe	F	strobe ground