HARP

Replace the ¼ guitar stereo plug with two EMG sensors. Plug the receiver left and right audio out plugs into the video recorder’s left and right audio inputs (white & red RCA jacks). That’s it. EMG is now seen as the sound channel in any video editor. With (more toys) the audio of each frame (power) as bars layer onto the video [using the closed captioning circuits that are always there but often go unused].

With this, it was easy to do hands on exams with isolated movements at whatever speeds or scope seemed to tell the most about how this individual was wired. Having many channels of EMG was not as useful as 1 or 2 which allowed live viewing (the handsome fellow with saddle shoes is looking at a video monitor as he fast & slow tests hamstring and rectus femoris reactions as well as seeing if something (maybe other leg etc.) afar also reacts. “Cross reaction” awareness is born and becomes quickly a major player in how the patient is being thwarted by seemingly unrelated things.