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.
Lamps in the range between 20 and 50 mA can be used. Voltage supply is according the lamp and...
The purpose of this modified astable is to make the initial pulses have the same duration as the...
This circuit was published in an English magazine from 1977, but it can be easily assembled since...