track 70 mils [top of videotape] Analog audio cue track 20 mils Video track angle 89.5 deg. Video track height/length ~ 1.82 inches, ~ 46.2mm Four video record/play
{\displaystyle V_{\mathrm {AN} }=220\angle 0^{\circ }} V B N = 220 ∠ 120 ∘ {\displaystyle V_{\mathrm {BN} }=220\angle 120^{\circ }} V C N = 220 ∠ 240 ∘ {\displaystyle