Light, dark Switch circuit operation to circuit is located on the DipSwitch 5 number must be open. 1 and 2, 3 and 4 are closed while the circuit connected to the relay output device the light key (bright environments. If the device stops the dark environment.) It is used in. 1 and 2, 3 and…
In this article made with LM3915 integrated LED vu meter is shown in Figure 10 . VU meter circuit feature , listened to music according to the severity of the LEDs are lit . So vu meter circuit indicates the level of severity of music . Music of the bass, treble and volume regardless of…
In this article, double-melodic ring made with KS5814 integrated circuit will tell you. Integrated KS5814, in which two principal melody, produced by SAMSUNG company, is a 14-pin integrated. In that the logic operation of the circuit; 1 button is pressed out a melody similar to bird sounds from the speaker. 1 and 2 buttons simultaneously…
Infrared (IR) Receiver-Transmitter Project In this article, infrared (IR) transceiver circuitry will tell. The objective of making the circuits perform on-off remote device. The circuit operation briefly as follows; The first press of the button on the transmitter circuit, infrared LED light sends 38 kHz. This eye catching light in the receiver circuit by-pass relay…
In this article SAB0600 of SIEMENS produces integrated circuits made with electronic gong will tell. SAB0600 integrated 8-pin, 3 times a gong sound that is integrated. Integrated circuits are created with few elements that connect the outside. 22K potentiometer to set the tone of the gong sounds. 8 ohm speakers for audio output of the…
The following schema is a remote control for my circuit tester. The circuit is functioning with all kinds of IR remote controls. In one recurring eye catching, a buzzer, TK19 Receiver one led and one 1 Kohm resistance. The circuit works with 5V. Any remote control IR Led (infrared led), and placed in control of…