EEVblog

EEVblog 1631 – $230 Micsig MDP700 HV Differential Probe Review

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$230 Micsig MDP700 High Voltage Differential probe review and comparison with the older DP10007 and the EEVblog HVP70 probe. Have Micsig fixed the CMRR issue that plauged the DP10007 design?

https://s.click.aliexpress.com/e/_DnNvolN

CMRR measured and explained: https://www.youtube.com/watch?v=vDe_BHvRpks

GaN MOSFET Experiemnts with fibre optic high voltage probe: https://www.youtube.com/watch?v=qgZgSDqmVMg
Reverse engineering the DP10007: https://www.youtube.com/watch?v=GOk1BYKSsOI

00:00 – Micsig MDP700 High Voltage Differential probe unboxing

08:50 – Basic differential probe measurement test
12:00 – Noise measurements
15:20 – CMRR measurement using FRA
21:43 – Spot frequency CMRRR measurement technique
24:51 – Measuring Unicorn farts at 100MHz
26:45 – Conclusion

Forum: https://www.eevblog.com/forum/blog/eevblog-1630-micsig-mdp700-hv-differential-probe-review/

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EEVblogBy David L. Jones
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