Circuits & Schematics - 11

Search results: 2,456 Output: 101-110
  1. Praveen K Electronic Design In certain applications, like pH measurement based on electromagnetic field (EMF) changes in an electrochemical reaction, the change in voltage is very small and the voltage range varies with the solution's ...
    29-01-2018
  2. Al Dutcher EDN The circuit in Figure 1 allows you to light any type of LED from a single cell whose voltage ranges from 1 to 1.5 V. This range accommodates alkaline, carbon-zinc, NiCd, or NiMH single cells. The circuit's principal application ...
    29-01-2018
  3. Jim Grant EDN A white LED delivers a wide color spectrum and better visibility than do monochromatic LEDs. However, a white LED presents a higher forward-voltage drop than do its colorful counterparts and thus poses problems for operation from a ...
    23-01-2018
  4. Stephen Woodward EDN Unusual design constraints sometimes reveal the unfriendly side of everyday components and circuits. A case in point is the design of power-supply-regulation circuitry in which the primary power source has an absolute ...
    23-01-2018
  1. Tim Regan Electronic Design Environmental concerns are spurring the development of clean transportation alternatives. Most popular are full electric and hybrid electric motor vehicles, which use stacks of lithium-ion battery cells as the electric ...
    23-01-2018
  2. Automation Wireless Light Arduino ESP8266 PCA9685 DS18B20
    Earlier portal Radiolocman has published a description of two devices for for automatic lighting of the working area in the kitchen: Arduino version and NodeMCU version . The latter, despite several disadvantages, which I will report at the end of ...
    23-01-2018
  3. Power Maxim MAX9715
    Phill Leyva EDN Although relatively expensive, monofilar-wound, bipolar stepper motors provide strong torque for a given physical size. However, each of the motor's two windings requires eight driving transistors connected in groups of four in ...
    14-01-2018
  4. Glen Chenier EDN Op-amp integrators can ramp to saturation, and a capacitor-discharge switch can reset them. Alternatively, you can input-switch them to ramp up and down in triangle-waveform-generator applications. Much searching through online ...
    09-01-2018
  5. Aruna Rubasinghe EDN You can make a set/reset flip-flop from two NAND or NOR gates or use readily available set/reset flip-flop ICs, such as the 74HC279 quad-set/reset latch. The drawback of these methods is that they require a large amount of ...
    09-01-2018
  6. Alfredo H Saab and Steve Logan, Maxim Integrated EDN When you design for electronics applications, such as sensor or amplifier bias supplies or special waveform generators, a controlled constant-current source or sink circuit can serve as a useful ...
    28-12-2017