The quest for home video
Loewe Optacord 500
In 1961 the German consumer electronics manufacturer Loewe showed its Optacord 500 video recorder at the Berlin Radio Show (Funkausstellung). It was claimed to be designed for home use, although it bore more resemblance to the broadcast standard models then being employed in television studios.
Loewe Optacord 600
The quest for home video index
The 50mm (two-inch) tape advanced at 19 cm per second, the picture being recorded in transverse tracks, one field (half a frame) in each sweep from top to bottom of the tape. Sound was recorded during the vertical blanking interval period (a technique known as sound-in-syncs). The recorder had inputs for both a camera and a broadcast television signal.