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.
This interesting control circuit was found in an Electronics Now from 1988. Through it we can...
Designed by Philips in 1968 to control the washer water level this circuit uses components from the era....
The LM10 is not common today, but the circuit can be adapted to operate with equivalent...