DVD Video Test Disc DVD Audio Test Disc DVD-ROM Test Disc DVD-Video Special Test Disc DVD-RW Test Disc Prerecorded DVD-RW Test Disc Prerecorded DVD-R Test Disc CD Test Disc CD-R/RW Test Disc Digital Video Test Tape Analog Video Test Tape VHS VHS-C S-VHS S-VHS-C W-VHS Audio Cassette Test Tape Others Contact us Japanese   Analog Video Test tape These test tapes are used for adjusting tape transport parameters, levels, etc., and have long been used in design and development, on production lines and elsewhere for ensuring VCR compatibility. The global standard VHS format was developed by JVC. Test tapes are used to ensure compatibility. With the arrival of the digital age, the new digital formats are supported by the same proven technology and renowned reliability. JVC has a full line-up of products from VHS to the latest D-VHS.