Mitsubishi HS-U780 S-VHS VCR/19 Micron 4 Head/HI-FI Audio/•250X FF/Rewind speed/•DSS control•MTS/SAP reception

[Music] so before i get started showing all the different types of head configurations just a quick background these heads read the video tracks on a videotape as shown in the orange and blue on the screen the control track at the bottom is unrelated audio track at the top for linear audios unrelated and we are concerned with the video heads themselves there's two properties to the video heads there's the head width and the head gap the head gap on each opposing head is at an opposing angle or azimuth in the case of vhs plus six degrees minus six degrees um i'm not going to get into the details of this but it's basically to eliminate crosstalk between the two adjacent tracks but what we're concerned with is head width in this case and just as a quick background this diagram here the angle of the video tracks versus the tape itself is called the helix angle helix angle i'm showing here i