Universal testing device for telecommunications appts.

摘要

The testing device provides all the normal testing and measuring functions provided by a hand-held testing device, a digital multimeter, an analogue measuring device, a level meter, a tone generator and a frequency indicator. The control of all the different functions of the device is effected via a microcontroller.Pref. a number of different modules for providing respective functions are coupled to the microcomputer via a module interface, allowing unlimited expansion of the function of the testing device.