Philips PM 2517E
Philips PM2517E is 4-digits (9999) field multimeter with battery and main adapter power supply. It has been purchased in 1980, hardly used and never
calibrated. Accordings the operational manual, the errors of ac ranges should be ±0.5% from readable value
(40 Hz až 1 kHz) and 1% at frequences 1 kHz to 10 kHz and ±0.5% at frequences 10 kHz to 20 kHz.
Input impedance should be 2 MΩ.