LEMO S-series connector

LEMO is a Swiss connector company founded in 1946.

See the LEMO Unipole and Multipole Connectors list.

4-pin connectors for probe power

Tektronix used 4-pin LEMO S-series connectors (size 0S, configuration 304 - plug FFA.0S.304.CLAC42 and socket ERA.0S.304.CLL) to provide probe power.

Used in

Scopes	Supplies	Probes	Accessories
7104, R7103 7904, 7934 7844, 7834 7704 475, 475A, 485 2465 Opt.11 / 2467 Opt.11 2430A Opt.11 / 2432A Opt.11 2440 Opt.11 2707 492,494,496 series ...	1101 power supply 119-3716-00 supply for SA-42 ...	P6201 P6202A P6230 P6051 P6721 ...	067-0608-00 067-0722-00 821 ORS20 SA-42

Other uses

A two-pin LEMO S-series connector is used on the transistor based P6430 temperature probe for the DM43 and DM44; and the PT100 P6601 temperature probe for the DM501, DM502A and 7D13A.
A four-pin LEMO S-series connector is used on the P6058 voltage and temperature probe for the DM501, 7D13, and 7D12/M1
A six-pin LEMO S-series connector is used to connect a P6407 word recognizer probe to 2445 Opt. 09, 2465 Opt. 09, 2430A Opt. 03, 2432A Opt. 03 and 2440 Opt.03 scopes.
Six-pin LEMO S-series connectors are used to interconnect the TR502 tracking generator and 7L13 Spectrum Analyzer.
The CG551AP, CG5010 and CG5011 calibrators use a six-pin LEMO S-series connector and a combination coax/two-pin LEMO connector for attaching output and comparator heads 015-0310-01, 015-0311-01, and 015-0611-00 and remote control 015-0309-01.
A six-pin LEMO S-series connector is used on the 015-0169-00 Strain Gage Adapter.
A six-pin LEMO S-series connector is used on the 26A2 for the auxiliary input connection (including a guard output and ±15 V supply).
The SA501 uses a six-pin LEMO S-series connector for its data input (for a P6405 probe).
Current output on a 067-1049-00 calibration generator uses a 4-pin LEMO S-series connector
12-pin connector (details needed) on TCPA300 / TCPA400 and current probes compatible with these
Keyboard connection on the 4041 computer

Pictures

LEMO S-series male (on P6201)
Probe power connector on rear panel of 7104
Six-pin LEMO connector for connecting a P6407 word recognizer probe to a 2440 Opt.03 scope
Six-pin LEMO connector on an SA501 for connecting a P6405 probe
Coax + 2-pin LEMO connector on CG551AP output