Phototransistor Optical Ttrigger (CB14648E)

This configuration was found in the Texas Instruments optoelectronics manual. PNP transistors support equivalents and the phot transistor does.

| Clique na imagem para ampliar |

Triac 0 to 30 V power supply (CB18509E)
This adjustable direct current source circuit uses a triac operating as a variac. The circuit is...
Crystal Calibrator (CB3893E)
With the precision given by the crystal this circuit provides signals of several frequencies for the...
Amplifier For Magnetic Phonocaptor (CB9514E)
This amplifier allows you to recover recorded tapes from a tape player that has the mechanism in...