(1) (D3) The Pick System database. See
Pick System.
(2) (
Digital-
3) A 1/2" broadcast-quality composite digital videotape format designed for recording uncompressed digital versions of analog NTSC or PAL. D-3 VTRs sample composite video at four times their subcarrier frequency (4FSC). Similar in purpose to D-2 equipment, D-3's half-inch format lent itself to more applications. See
D-1,
D-1 and
SD formats.