The presented circuit measures currents and voltages with precision that depends on the tolerance of the resistors used. The instrument is a microammeter and more scales can be added.
This circuit can be used in PLL, frequency synthesizer in FM and VHF receivers, reducing a...
Found in documentation from the 1990s, it uses a sound effects integrated circuit, the SN7677 from...
An oscillator whose frequency can be adjusted between 500 Hz and 5 kHz with the use of a...