The TAA865 integrated circuit used in this 1986 project is no longer common today. The circuit is a documentation of the time and the time is given by RC that has indicated the maximum values.
The CMOS 4046 integrated circuit is not very common today, consisting of a very efficient PLL for...
TQP92xx series power amplifiers for frequencies in the typical range of 1,805 -2,200 MHz can be...
This circuit is from a 1968 Electronic Design. The characteristics of the output transformer are not...