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Insulation Tester, EVERSHED & VIGNOLES LTD, Model 400728

Flux Meter, YOKOGAWA, Model 3254

Portable Oscilloscope, TEKTRONIX, Model 2235A

Thermocouple Potentiometer, LEEDS & NORTHRUP, Model -

Thermocouple Potentiometer, CROYDON PRECISION INSTRUMENT CO., Model P4/E

Multimeter, SIMPSON, Model 260 - Series 6

Capacitance Meter, EVERY GREEN, Model EG-15

Digital Multimeter, FLUKE, Model 77

Digital Multimeter, FLUKE, Model 75

Wheatstone Bridge, LEEDS & NORTHRUP, Model --

Battery developed by Leeds & Northrup Company

Ruhmkorff coil developed in the eighteenth century

Microphone developed by Hughes in the nineteenth century

Telegraphic Manipulator

Electronic Tube, EIMAC, Model 4400B

Transistor Checker, SANWA, Model STR-307

Storage Oscilloscope, TEKTRONIX, Model 214

Isolament Meter (Megohmmeter), ATELIERS PEKLY, Model ISOP 401

Wattmeter, SIMPSON, Model 390

Wattmeter, HARTMANN & BRAUN, Model 120W

Ammeter, ENGRO, Model 71

Ammeter, SIMPSON, Model 373

Voltmeter, HARTMANN & BRAUN, Model 0-150/300/600V

Ammeter, HARTMANN & BRAUN, Model 0-3/0-6A

Digital Multimeter, ICEL, Model MD-5660C

Multimeter, MINIPA, Model ET-309

Capacitor Sustitution Box, EICO, Model 1120

Signal Level Meter, SADELCO, Model 7600U

Vacuum Tube Volt & Ohm Meter, SANWA, Model PV-IIB

Multimeter, HARTMANN & BRAUN, Model Elavi 5N

Frequency Counter, SIMPSON, Model 711