Uploaded August 2026 | Updated September 2026, 3 weeks ago

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This video explains the purpose and use of breakout boxes when making voltage, current, and power measurements on AC-mains-connected devices.

Power Analyzers from Rohde & Schwarz: rohde-schwarz.com/in/products/test-and-measurement/power-analyzers_254849.html

Oscilloscopes from Rohde & Schwarz: rohde-schwarz.com/us/products/test-and-measurement/oscilloscopes_63663.html

Power Electronics Test Solutions: rohde-schwarz.com/us/solutions/test-and-measurement/electronic-design/power-electronics/power-electronics-overview_230538.html

AC breakout boxes / measuring adapters from ZES Zimmer: zes.com/en/Products/Accessories/Measuring-Adaptors

LMG Series Precision Power Analyzers Playlist:
youtube.com/watch?v=-suWSsM8gmQ&list=PLKxVoO5jUTlvPX9bjuHOsWJH0qjdqnPJd

Test and Measurement Fundamentals Playlist: youtube.com/playlist?list=PLKxVoO5jUTlvsVtDcqrVn0ybqBVlLj2z8

Timeline:
00:00 Introduction
00:15 About AC power measurements
01:10 Instruments used for measuring AC power
02:21 About AC breakout boxes
03:18 Examples of AC breakout boxes
04:25 Breakout box receptacles
05:12 AC breakout box connection to an oscilloscope
05:54 AC breakout box connection to a power analyzer
06:30 Three jack breakout box (with a power analyzer)
07:01 About three phase AC breakout boxes
07:42 Summary