This simple Morse Code oscillator was found in a 1980s American documentation. The power supply should be powered with 5V and the integrated can be the 7400.
This circuit makes na incandescent lamp flash fast producing the stroboscopic effect. The speed is...
This Siliconix circuit was found in a 1980s documentation. The coil consists of 18 turns of 22...
June 2017 - ECM032 series of SMD quartz from ECS crystals can now be obtained from Mouser...