Circuits & Schematics Automation - 2

Subsection: "Automation"

Systems for industrial and home automation, data-loggers.

Search results: 70 Output: 11-20
  1. With just a few NAND gates, you can control sump pumps and other pumps that keep your basement from flooding and maintain water levels in tanks. The circuit in Figure 1 receives 12 V signals from L 1 , the lower water level, and L 2 , the upper ...
    04-08-2022
  2. Although rechargeable batteries offer many advantages, they can suffer damage and shortened service lives if they're fully drained of their charge. The circuit in Figure 1 shuts off a battery-powered appliance in this instance, an LED ...
    30-05-2022
  1. Power control using the linear region of an active device, such as a MOSFET, is not an efficient option. However if the range of power control is restricted to the lower or upper end of the range, using the linear region is not a bad choice. For ...
    07-04-2022
  2. There are many circuits of soldering station controllers, but absolutely all close the temperature feedback loop using the soldering iron heater thermistor. The performances of the soldering station can be improved and the circuit can be made ...
    23-03-2022
  3. The simple circuit in Figure 1, which can be powered with a 3.6 V nickel-cadmium rechargeable battery, lets you use an LED to detect light. The circuit consumes practically no quiescent power. Two LEDs act as photodiodes to detect and respond to ...
    08-03-2022
  4. Most readers are familiar with the current-limiting circuit in Figure 1, in which the load current, I L , is limited to a value of where V BE is the base-to-emitter voltage and R S is the sense resistance. Under normal conditions, in which the ...
    27-02-2022
  5. I was using a thermoelectric cooler for a camping trip and discovered the next morning that my car battery was dead from the load. I never expected a 3.5-A load to drain the battery in eight hours. So I went about making a circuit that could be ...
    01-12-2021
  6. Cities and towns worldwide are considering and installing LED streetlights to help save electric energy, reduce costs, protect the environment, and improve lighting for their citizens. Despite this trend, the lamps’ turn-on/ turn-off time ...
    28-10-2021
  7. Contactless washbasin taps that can dispense water without the risk of communicating diseases can play an important role in the battle against the COVID-19 virus. At present, most of the world’s washbasin taps are hand operated, but this ...
    09-08-2021
  8. Deadband circuits find applications in servo-control systems. A precision current source and a half-wave inverting rectifier form a positive deadband circuit (Figure 1). The REF01 , IC 1 , is a precision 10 V voltage reference. It forms a precision ...
    01-06-2021
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