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.
Taiyo Yudem SAW filters can be ordered from Mouser Electronics for UMST (W-DMA), GSM, CDMA, LTE,...
This simple circuit consists of an oscillator that can be activated both by the action of NO and...
This circuit was found in a Radio Electronics Constructor, English magazine from April 1976; The...