Tektronix DMM914

Tektronix TX3

Velleman AVM460

Megger AVO210

IDEAL INDUSTRIES (U.K.) C-357

Dwyer Instruments MM-2

Fluke (UK) Ltd FLUKE-287/FVF/IR3000

Tektronix DMM912

Fluke (UK) Ltd FLUKE-77-4

Amprobe AM-1250