Measuring current with a current probe: When used in conjunction with an oscilloscope’s voltage measurements capabilities, current probes can enable a wide variety of important power measurements, such as instantaneous power, average power, and phase. To make sure your current measurements are as ac...
The electrical equivalent can be constructed with a few operational amplifiers (op amps) and some passive linear components; all measurements can be taken directly with an oscilloscope. 电气等效物可以由一些运算放大器(op amps)和一些无源线性元件构成;所有的测量都可以直接用示波器进行。 LASER-wikipedia...
While a common DMM is typically the best option for measuring direct current down to the µA range, more sensitive applications like measuring nano or picoamps will require the use of apicoammeterorlow-level specialty instruments. Typically, you’ll need touse an oscilloscope to measure current...
Using a sound card could be interesting though, since I would then also possibly be able to use it with my phone for a portable setup that I can bring to stores to test light sources and displays before I spend my money on them. Would it give me enough information to see the differenc...
Another reason to choose a comparator over an op amp is that op amps stay within their linear range, whereas comparators run in open-loop mode and switch to a high or a low output. When you use an op amp as a comparator, you must first ensure that no internal clamps lie between the...
At the output fix an oscilloscope, because the wave form should not show any distortion. For example, ifRis measured 1 Ohm, thenRinternal= 0.11 Ohm. Input Impedance Measurement and Calculator Generator signalV1volts Series resistanceRtestohms ...
Take the Next Step NI SMUs are designed to address a variety of lab characterization and automated test applications by providing a wide range of hardware options along with flexible software. NI SMUs provide the measurement quality of traditional box SMUs in a compact form factor, giving you the...
Figure 7. Use voltage probes and a current probe with an oscilloscope to measure voltage and current. Power Analyzers are generally the instrument of choice for household appliance power measurements and other power measurements with relatively high voltage levels, low frequencies and high accuracy requ...
Have you considered a current probe with an oscilloscope instead of a clamp meter? Gives you a nice waveform where you can see peak as well as many other interesting things. Logged The following users thanked this post: Fungus, issoDane...
Actually the R&D engineer uses an oscilloscope with CH1 attached to a simple AC current probe clamped around one cable (the positive one)The probe is from Chauvin Arnoux Mini-09 used mostly in 50Hz mains monitoring environment:Bandwidth is 48-500Hz.Sensitivity is 100mV DC / A ACApart from ...