There are numerous potential applications currently to explain the use of a noise level meter – for example, monitoring the sound output at dances, discos etc. The unit explained in […]
Automatic Lead Acid Battery Charger Circuits
The high quality lead acid battery charger circuits explained in this article are specially designed for charging all types of lead acid batteries very efficiently. They are designed to automatically […]
3 LED Battery Monitor Circuit
This battery monitor circuit can be used to monitor the charge level of a battery in 3 different steps, indicated by 3 separate LEDs. Just three LEDs are incorporated to […]
Stress Level Detector Circuit
This stress level Detector Circuit can be used as a Bio feedback control circuit for knowing the emotional status of a human brain and whether the person is suffering from […]
Frequency Multiplier Circuit
This frequency multiplier circuit can be used to convert any low frequency input into any desired higher frequency output. There may be events when it is needed to measure a […]
Ten Channel Touch Switch Circuit
This ten channel touch switch circuit can be used to generate ten individual on/off outputs in response to the touching of ten respective touch pads. Touch switches are available in […]