Measuring with a PC multimeter:

Since a couple of years, multimeters with an RS232 interface are available at prices which are affordable to the hobbyist. Thanks to their flexibility and wide application range, these multimeters are now starting to become popular. Few users of these instruments, however, exploit the added value and capacity of the connection with a pc. This article aims at showing what can be done with the PC link, and how users can write their own programs.