what you plan to use the device for, and any additional features you would like. There are two types of multimeter displays: ...

A typical use for a moving coil meter here is to set up an RF amplifier by tuning a tank coil, there will always be a peak in the current drawn by the amplifier as the coil reaches resonance.

This analog computer can multiply ... It uses a resistor network made up of three potentiometers with a digital multimeter is an integral part of the machine. To multiply a number you set the ...