The simple Diode and LED Tester presented here costs under £5 to build (including all components, the battery and a cheap case) and will indicate the polarity of almost all types ...

Figure 4 shows an assembled zener-diode-tester circuit. The zener diode under test is On Semiconductor ‘s BZX55C15RL, which has a working voltage of 13.8 to 15.6V. The voltage in Figure 4was measured ...

However, the circuit described here performs a simple go/no-go test on these diodes while limiting forward current and reverse voltage to safe levels (see the figure).

The tester worked surprisingly well – it was able to correctly identify BJTs, FETs, even esoteric parts. The only thing it balked on was a linear voltage regulator, which showed up as two diodes.

When you need a multimeter for testing electrical equipment around the home, it's vital to know what all those symbols around ...

Reliability of the circuit Board space requirements Assembly, test, and adjustment cost Circuit design and test time Component acquisition and carrying cost Potential warranty claim expense Discrete ...

Innovations such as quantum thermal diodes, capable of directing heat flow in a specific direction, and quantum thermal transistors, which amplify heat flows similarly to how electronic ...

Tester’s ADA lawsuit against Baltimore hotel revived, 4th Circuit finds standing Steve Lash// February 15, 2023 // Listen to this article ...

In January, the Tenth Circuit, which covers Oklahoma, effectively killed “tester standing” for Americans with Disabilities Act (ADA) Title III cases and Fair Housing Act cases. For many years ...

The tester worked surprisingly well – it was able to correctly identify BJTs, FETs, even esoteric parts. The only thing it balked on was a linear voltage regulator, which showed up as two diodes.