Connect a probe to every channel and attach it to the built-in probe compensation output (usually a small metal tab on the front). You should see a clean, steady square wave.
If buying locally, perform these checks to verify functionality: buy used oscilloscope
Most modern digital oscilloscopes (DSOs) run a self-test on startup; ensure it passes without error codes. Connect a probe to every channel and attach
Test all knobs and buttons. Rotary encoders (the knobs on DSOs) are common failure points; ensure they don't skip or lag. steady square wave. If buying locally
Connect a probe to every channel and attach it to the built-in probe compensation output (usually a small metal tab on the front). You should see a clean, steady square wave.
If buying locally, perform these checks to verify functionality:
Most modern digital oscilloscopes (DSOs) run a self-test on startup; ensure it passes without error codes.
Test all knobs and buttons. Rotary encoders (the knobs on DSOs) are common failure points; ensure they don't skip or lag.
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Add: No.5, Xinya Road, Wujin High-Tech Industry Zone, Changzhou, Jiangsu, China
