This low pass filter has attenuation of 5.5 dB and the frequencies depend on the values of the components in the case 1 kHz.
The basic idea of this 1989 circuit is to trigger a relay for a while when a call signal occurs on...
May 2017 - Microchip LAN8710A and LAN8710Ai integrated circuits, low-power, high-performance...
We found this conventional version of a single-transistor oscillator in the January 1996 issue of...