Marconi Instruments TF868B Universal LCR Wheatstone Bridge

Vintage Marconi TF1100 Sensitive Valve Voltmeter Sold as SPARES/PARTS

Vintage General Electric Alternating Current Voltmeter Type P-3 Test Equipment

TEKTRONIX CDM250 DIGITAL MULTIMETER - ELECTRONIC TEST EQUIPMENT

NO RESERVE Vintage Marconi Galvanometer & Ernest Turner Voltmeter Gauge

Wavetek SAM I Signal Analysis Meter No Case Untested Parts Only Industrial Chic

Marconi Instruments Vacuum Tube Voltmeter TF1041B

Marconi TF1313 valve based universal LCR bridge, 1960s