Martindale SPC70 Class 2 Sound Level Calibrator NPT Flashing red LED with audible

Flashing red LED with audible tone when voltage is present

Buzzer for instant pass indication

and EV charging point testing as well as the following:

the EZYPAT offers tests on extension leads and has a simple facility to null your test leads

Unlike conventional current transformers there is no maximum overload limitation

Martindale SPC70 Class 2 Sound Level Calibrator NPT Flashing red LED with audibleMartindale SPC70 Class 2 Sound Level Calibrator For verifying accuracy of sound level meters Simple to use 1kHz reference at 94dB and 114dB Compatible with a wide range of meters Complies with international standards Description The SPC70 is a Class 2 sound level calibrator suitable for periodic testing of sound level meters and verifying their accuracy before and after readings, in accordance with international standards. The SPC70 is simple to use