30 MHz Amplifier (CB5939E)

This low noise circuit was obtained from a 1980s US RF publication. Transistors used are uncommon today and the gain is 19 dB..

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Demonstration Microchip Boards of Consumer Monitors MCP39F511
July 2017 - Microchip's new MCP39F511 demonstration and development boards, which consist of...
Dual temperature and level control (CB9474E)
This circuit, which controls both the temperature and the level of a liquid in a reservoir, was...
LED Constant Current Source (CB12062E)
This circuit provides a constant current of 1 mA, stabilized by an LED, which can be equivalent to that...