This oscillator uses a crystal to set the frequency. The operating limit of the unijunction is in the order of 100 kHz. Power supply can be between 10 and 20V.
This transistor circuit with complementary output appeared in Radio Electronics magazine in April...
This simple source with zener regulation is ideal for experimental projects with operational...
This 12 dB per octave filter was found in a 1977 digital audio publication. The circuit requires a...