MR. ASPINALL PARR has aimed at giving a description of all the leading electrical measuring instruments on the market, and he has carried out this object with a painstaking thoroughness worthy of a ...

The demand to increase energy efficiency in electrical products is driving the development of more accurate measurement instruments. Modern instruments now can quantify incremental gains made as ...

Test and measurement instruments evolve over time. The banner improvements come in performance, things like measurement bandwidth and dynamic range. These always make the trade press headlines, but ...

A SPECIAL exhibition of electrical measuring instruments opens at the Science Museum, South Kensington, on Feb. 13, and will remain on view until the middle of May. The exhibition illustrates the ...