Circuits & Schematics Measurement

Subsection: "Measurement"
  Including:
  Oscilloscopes
Search results: 403 Output: 1-10
  1. This Design Idea describes a handy continuity tester with two modes of operation: It may sound if it detects continuity between its two probes, or it may sound when it detects no continuity. The second option permits testing for intermittent cable ...
    06-12-2022
  2. Piezoelectric transducers find use in NDE (nondestructive-evaluation) applications. The PVDF (polyvinylidene-fluoride) transducer has many advantages, including a wide bandwidth and high sensitivity. These transducers require high-voltage and ...
    02-12-2022
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  1. To measure a zener diode’s breakdown voltage, you need a dc voltage source whose voltage exceeds that of the zener voltage. In Figure 1, resistor R SER provides voltage drop between V IN and V ZEN . In any case, V IN should exceed V ZEN . ...
    30-11-2022
  2. Mechanical bounce often occurs while trying to measure current or resistance on experimental materials or from routine switch-contact action. It can be a problem if you are trying to preserve the bounce or noise phenomenon within the measurement ...
    25-11-2022
  1. This Design Idea expands the capabilities of a previously published one (Reference 1). The original version featured a current transformer whose secondary winding formed part of an oscillator's tank circuit. Under normal conditions, direct ...
    23-11-2022
  2. This Design Idea describes a two-transistor thermal probe for diagnosing circuit problems, such as hot components and thermal runaway. Although the probe does not provide an accurate temperature measurement, it acts as a quick check for potential ...
    21-11-2022
  3. Piezoelectric buzzers find wide use as audible-signal generators because of their low power consumption and clear, penetrating sound. An external driver or a self-driven circuit that oscillates at the resonant frequency of the piezoelectric element ...
    17-11-2022
  4. Testing and measuring an IC’s or circuit’s performance with regard to power transients is a tricky task to accomplish without some specialized equipment. Not only does the input voltage source need to change in a controlled manner, but ...
    16-11-2022
  5. This Design Idea describes a method by which you can detect and assess air or liquid fluid flow using an externally heated semiconductor diode. Airflow across the heated diode reduces its temperature, causing a variation in the diode's voltage ...
    11-11-2022
  6. Professional electronics designers often use peak-detector circuit sin such applications as amplitude measurement, automatic gain control, and data regeneration. You can build a simple and fast peak detector from a serial diode and a shunt ...
    09-11-2022