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General purpose multimeters "The AVOmeter" - 1923 to 1928 7 ranges direct current, direct voltage and resistance (DC) AVOmeter - 1928 to 1939, Originally 13 ranges, later extended to 22 ranges through use of "divide by two" push button switch Universal AVOmeter - 1931 to 1939, originally 20 ranges, later … See more
AVOmeter is a British trademark for a line of multimeters and electrical measuring instruments; the brand is now owned by the Megger Group Limited. The first Avometer was made by the Automatic Coil Winder and … See more
Despite continuing demand from customers, production was stopped in 2008, reportedly due to increasing problems with suppliers of mechanical parts. The last meter … See more
The original AVOmeter was designed to measure direct current (3 ranges, 0.12, 1.2 & 12 A), direct voltage (3 ranges, 12, 120 & 600 V) and … See more
The company manufactured geiger counters for civil defence use during the 1950s and 60s.
The Automatic Coil Winder & Electrical Equipment Co. Ltd. made many other types of instruments, including a line of valve ( See moreWikipedia text under CC-BY-SA license AVO model 8 universal multimeter - Richard's Radios
Learn about the AVO 8 universal multimeter, the most ubiquitous model in the AVO range from 1923 to 2008. See photos, specifications and features of different versions, from Mk1 to Mk6, and how to repair and restore them.
Universal AvoMeter (AVO Meter) 8 Mk.ii (2) - Radiomuseum
model 8 universal avometer mk. II (from 1960 advert) "This instrument has been produced in response to a demand for a high sensitivity version of the world-famous Model 7 AvoMeter.
Avometer Model 7 - Peter Vis
Learn about the Avometer Model 7, a universal multimeter manufactured by The Automatic Coil Winder & Electrical Equipment Company in London around 1945. See how it was used by the …
avo universal multimeter model7 - Richard's Radios
Learn about the AVO Model 7, a classic multimeter with a mirror scale, a smiley meter scale, and a mechanically operated cut out. See the circuit diagram, the variations, the batteries, the date, and the value of this instrument.
AVO 8 MK 2 - Peter Vis
Learn about the history, features, accuracy, and problems of the AVO 8 MK 2, a classic multimeter used in electrical and electronic engineering. Find out how to buy, repair, and use this meter with the original manual and circuit diagram.
Universal AvoMeter (AVO Meter) 7 Mk.ii (2)
Model 7 Universal AvoMeter MKII. New movement design but no external changes initially. At some point during the 1950's, added power factor jacks for P.F. unit and red and black banana terminals in 1956.
Universal AvoMeter (AVO Meter) 8 Mk.1 - Radiomuseum
Produced in response to a demand for a high-sensitivity version of the world-famous Universal AvoMeter, this model incorporates the traditional design features of its predecessors, so highly valued for simplicity of operation and …
AVO 8 MK 3 - Peter Vis
Learn about the features, history and specifications of the AVO 8 MK 3, a classic instrument for measuring voltage, current and resistance. Find out how to repair, restore and donate this model of avometer.
AVO model 40 universal multimeter - Richard's Radios
This general purpose model introduced in 1940 is an updated version of the original AVO meter and preceded the the more sensitive model 7 which was renowned for its reliability and robustness, the incorporation of a mechanically …
