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Q&A

Posts tagged oscilloscope

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Q&A pulse dissaper in digital scope just by looking at different signal in other channel.

I have HANTEK 6022BE, and I'm monitoring tree signal using it, FS (Frame sync clock) Pulse Transfer complete I'm using two channel of scope to monitor pair of these. The problem is when I'...

1 answer  ·  posted 6mo ago by mohammadsdtmnd‭  ·  last activity 6mo ago by mohammadsdtmnd‭

Question oscilloscope
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Q&A Oscilloscope potentially ESD striked

I have a Rigol DS1104 oscilloscope. Last week I stood up quickly from my table and saw a spike on the scope. Right now all the channels have a DC offset when probe is connected to ground or unconne...

2 answers  ·  posted 1y ago by ScopeMan‭  ·  last activity 7mo ago by Lundin‭

Question oscilloscope
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Q&A Siglent1104 oscilloscope channels lagging

First I noticed that clock begins before chipselect gets pulled low on SPI. After eliminating potential sources I started to suspect the scope. I connected all 4 channels to function generator at d...

3 answers  ·  posted 11mo ago by Elleanor Lopez‭  ·  last activity 11mo ago by Elleanor Lopez‭

Question oscilloscope
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Q&A What is sacrificed when buying cheaper oscilloscope probes (of same BW/cap/R/gain)

I'm wondering if there are particular aspects of an oscilloscope probe's performance that tend to suffer, or failure points to look out for, if/when buying lower-end makes of oscilloscope probes (l...

1 answer  ·  posted 1y ago by Pete W‭  ·  last activity 1y ago by Olin Lathrop‭

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Q&A Is it always necessary to use the ground terminal of the oscilloscope probe?

Assume my oscilloscope is grounded, and the DUT is grounded as well (earth ground). I am using a standard 10 Mohm impedance 1:10 passive probe. So, the ground terminal of the probe is in fact con...

2 answers  ·  posted 2y ago by coquelicot‭  ·  last activity 2y ago by Andy aka‭