Circuits & Schematics Measurement: oscilloscope - 5

41. Magnetic field strength meter and calibrator. Part 2
    Circuits Measurement Texas Instruments LM386 TL071A
    .. responses and spectra are actual measurements captured and plotted using an affordable add-on for a PC, the Instrustar USB Oscilloscope ISD205C. Again, I am simply a satisfied user. The user interface does need a bit of learning. ...
    09-08-2023

42. 5V powered, 0.0015% linearity, quartz-stabilized V-F converter
    Circuits Measurement Analog Devices LT1461 LT1671 LT1884 LTC1043
    .. output frequency is constant over practical measurement intervals. Figure 3. Same trace assignments as Figure 2. Reduced oscilloscope sweep speed shows effect of timing uncertainty between loop and clock. Loop pulse position is ...
    29-08-2023

43. Circuit lets you isolate and measure current
    Circuits Measurement STMicroelectronics L272 LM358
    .. measuring its voltage, and converting the voltage to current. Unfortunately, that approach is sometimes impractical with an oscilloscope because one side of an oscilloscope probe connects to ground. Thus, you need to isolate the ...
    19-11-2023
44. How to make a noise-free infrared obstacle detection module
    Circuits Measurement Robots Vishay TSOP1738KA1
    .. transmission power which of course affects the detection range. The potentiometer R5 adjust the frequency. If you have an oscilloscope, you should be able to see a signal like the Figure 4 at the U1, pin-3 (output). Adjust the R5 to ...
    17-04-2024

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