This circuit uses a 555 (according to the diagram) to generate 50 ms tone bursts at a frequency of 1.5 kHz. The circuit is from an 80's Electronic Design.
This is a commercial circuit from the year 1958. Transistors are germanium types and transformers...
The power transistors of this 80's circuit should have at least 10 A current collector and mounted on...
The I2C EERAM Memory is a Low - Cost NVSRAM that Eliminates the Need for an External Battery to...