This amplifier with the LM1098 and LM101 by Motorola from a 1990 manual can be designed with more modern operations. The bandpass for small signals is 3.5 MHz and the power range is 250 kHz.
The circuit in the figure can be used to trigger a triac or even a comparator in a project that...
Suggested by a 1990 book for amateurs, this circuit makes use of an integrated component that is...
Using circuits from Analog Devices, this circuit does not need a symmetrical power supply. It is...