Circuit Bench

Articles
Title
Preamplifier Using JFET (MSB012E)
Oscilador Amortecido (MSB011E)
741 Oscillator (MSB009)
LED Test Using the Oscilloscope (MSB008)
Diode Bridge (MSB007E)
Diode Tester (MSB005E)
Test Circuit for Inductor (MSB005E)
1,2 to 1,4 V Power Supply (MSB004E)
Micro Voltage Regulator (MSB003E)
Constant Current Source (MSB002E)
Transformerless Power Sup (MSB001E)

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Twilight switch (CB6795E)
Found in an old American publication, this article is suitable for incandescent lamps. SCRs can be of...
4 LED Moving Bar Indicator Timer (CB12706E)
A bargraph or mobile bar indicator with 4 LEDs can be implemented by connecting the 4093 NAND...
Divider by 5 in second version (CB25364E)
This is an improved version of the previous circuit also found in the December 1990 Radio...