This circuit is from an 80's publication. It makes use of small 6 V x 50 mA incandescent lamps. The diodes can be general purpose or even 1N4002. The transformer is 6.3 V with 100 mA or more current.
Texas Instruments Type D flipflops N74LVC1G79 and SN74LVC1G179-Q1 for operation from 1.65 to 5.5V...
This interesting source, obtained in a 2001 catalog, can vary the output voltage between -16 and...
This traditional oscillator circuit that can be found elsewhere in this section uses general...