Servicing Personal Computers, 3rd Edition

Test equipment 81

When selecting an analogue instrument take a careful look at the meter scale. This should

not be cramped and should be sufficiently large to be read at a distance. An anti-parallax

mirror scale can undoubtedly help improve the accuracy of readings obtained although this is

by no means an essential feature. Check that the range switching is logical and can easily be

accomplished with one hand. Avoid instruments with a multiplicity of input sockets. They can

be confusing and repeated swapping of leads from socket to socket can be frustrating, to say

the least.

The meter should sit comfortably on the workbench. A tilt-up handl ...