06.09.2014. Measurements Waveforms Types Analog Digital: DPO, - PowerPoint PPT Presentation

Jan 12, 2024 •322 likes •634 views

06.09.2014. Measurements Waveforms Types Analog Digital: DPO, Sampling, Mixed Domain... Virtual Oscilloscope http://www.virtual-oscilloscope.com/ Controls POWER INTENSity FOCUS TRace Beam Finder Scale Illumination Controls CH1 CH2

06.09.2014.
Measurements
Waveforms
Types Analog Digital: DPO, Sampling, Mixed Domain...
Virtual Oscilloscope http://www.virtual-oscilloscope.com/
Controls POWER INTENSity FOCUS TRace Beam Finder Scale Illumination
Controls CH1 CH2 Inputs DC/AC/GND input coupling Channel options: CH I/II display (Trigger source CH I/II) DUAL ADD CHOP
Controls Horizontal: TIME/DIV CALibration X-POSition X-MAGnification
Signal frequency
VOLTS/DIV TIME/DIV 2 ms 0.5 V Waveform
Controls VOLTS/DIV Y-POSition INVERT Vertical: CAL
Controls Tiggering: AuTo/NORMal LEVEL HOLD OFF TV SEParation Off/TV-H/TV-V TRIGger AC/DC/HF/LF/~, +/- EXTernal trigger
Controls CALibration
Controls X-Y mode
Dual trace, two channels
X-Y mode
Dual trace, two channels
X-Y mode
Phase shift measurement
Probes Passive: x1 / x10 / x100 High Voltage HV Active: 10x / 100x Differential Trimmer HF/LF compensation
Theory of operation
Signal examples AC mains hum over audio signal
Signal examples HF signal AM modulated by LF signal
Signal examples „DC“ signal – magnified to show DC level fluctuation and superimposed noise
Signal examples „Sine“ wave - Bad filtration and signal reconstruction at the D/A converter output
Signal examples Not so perfect „Square“ waves
Signal examples Signal clipping on sine waves
Signal examples Response time
HOORAY, IT’S OVER! Marjan Urekar marjanurekar@gmail.com

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