Upload date
All time
Last hour
Today
This week
This month
This year
Type
All
Video
Channel
Playlist
Movie
Duration
Short (< 4 minutes)
Medium (4-20 minutes)
Long (> 20 minutes)
Sort by
Relevance
Rating
View count
Features
HD
Subtitles/CC
Creative Commons
3D
Live
4K
360°
VR180
HDR
15,084,481 results
Everything you wanted to know about RF (radio frequency) technology: Cover "RF Basics" in less than 14 minutes!
616,127 views
13 years ago
Timeline: 00:00 Introduction 00:19 Currents (AC vs. DC) and frequencies (Hz) 1:20 From AC to RF, definition of RF 2:32 Uses of ...
81,283 views
4 years ago
