DC AvoMinor (AVO Minor Meter) 1935 Version

DC Volt-Ohm Meter

Second of the DC Avominor series of small multimeters.

This version introduced in 1935 was provided with a socket in the centre of the ohms adjustor knob to enable resistance measurement greater than 60k Ω using an external 6 Volt battery.

Ranges;

2mA 2.5 inch moving coil meter
DC 6, 60, 300 volts - sensitivity 3mA
DC 12, 120, 600 volts - sensitivity 6mA
DC 3, 6, 30, 120 mA
R 10kohm (~340 ohm center)

and with external battery using socket in ohms adjuster.:
R 60kohm (on 6V range)
R 600kohm (on 60V range)
R 3megohms (on 120V range)

Hier finden Sie 82 Modelle, davon 79 mit Bildern und 41 mit Schaltbildern.
Alle gelisteten Radios usw. von Avo (Brand), Automatic Coil Winder and Electrical Equipment Co., Avo Ltd; London