Circuits DIY – Page 319

74LS70 belongs to the 74XXYY IC series. The 74LS70 IC has a wide range of working voltage, a wide range of working conditions, and directly…

This is an interesting DIY circuit tutorial, where we are going to demonstrate an FM stereo transmitter in detail. Generally, the FM Stereo…

In this tutorial, we are making a project on a moisture-level LED meter circuit. This circuit senses and measures humidity or moisture level…

In this tutorial, we are making an easy and useful project of a temperature sensor LED meter circuit. This circuit senses high and low-tempe…

Today we are going to demonstrate a very useful project of a Wireless water level indicator circuit. This circuit will detect the water leve…

Today we are going to demonstrate a circuit of 5V, 6V, and 9V Automatic UPS Or Battery Backup Project. This circuit is using a voltage regul…

This Three-Stage FM Transmitter has an RF stage in its yield to balance the amplified signal. By utilizing a reasonable antenna, it can rang…

Here is an interesting project of a very sensitive, reliable, and low-cost temperature sensor using a diode (1N4007). It must be unusual for…

Today we are going to demonstrate one of the easiest heat or temperature sensor alarms. The most interesting feature of this circuit is that…

In this tutorial, we are making a project of 6V & 12V Battery Charger With an Auto Battery Detect Function. Usually, charger circuits have a…

In this circuit, we are making a project of a water alarm circuit using 555 IC. It will produce a sound alarming you when the water reaches…

In this tutorial, we are making an automatic plant watering/irrigation control circuit. This circuit is used for automatically water your pl…

Here is another interesting project of Power supply. This is a circuit of a 1.2V to 25V/3A Variable Power Supply Using LM350. This IC is an…

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