EEVblog 1521 - Common Mode Rejection Ratio (CMRR) Explained & Measured скачать в хорошем качестве

EEVblog 1521 - Common Mode Rejection Ratio (CMRR) Explained & Measured

What is Common Mode Rejection Ratio (CMRR) and how to measure it on a high voltage differential probe or differential amplifier. Using the new Rohde & Schwarz MXO4 oscilloscope. https://www.rohde-schwarz.com/us/prod... Extended 30min version:    • EEVblog 1521 - CMRR Full Edit   Differential Probe How It Works:    • EEVblog #932 - How Does A HV Differential ...   High Voltage Probe reverse engineering:    • EEVblog 1415 - Reverse Engineering the DP1...   Oscilloscope Standard Deviation noise measurement:    • EEVblog #1223 - Oscilloscope Standard Devi...   Use coupon code ProbeyMcprobeFace for 15% of the HVP70 differential probe: https://www.eevblog.com/product/hvp70/ Forum: https://www.eevblog.com/forum/blog/ee... 00:00 - What is CMRR? 01:53 - Why twist the wires? 03:26 - Typical CMRR figures 04:51 - How to measure CMRR - The Setup 08:54 - Remote R&S Oscilloscope desktop view & settings 11:22 - Output to input voltage ratio 11:58 - Beware of DC offset 13:36 - Does the 20MHz CMRR measaurement match? 14:02 - Input referred measurement 15:02 - Compensating for the gain 16:29 - Automated Frequency Response Analysis Support the EEVblog on: Patreon:   / eevblog   Web Site: http://www.eevblog.com Other channels: EEVblog2:    / eevblog2   EEVdiscover:    / eevdiscover   T-Shirts: http://teespring.com/stores/eevblog #ElectronicsCreators #CMRR #Tutorial