AmerTac - Zenith VN1001MTRW Outdoor 300 Ohm to 75 Ohm Transformer Converts antenna style input to coaxial cable output Zenith cables are excellent for connecting your VCR, DVD, HD-TV, and all other home theater audio/video equipment. Zenith offers an extensive line of Audio, Video, Phone, Computer, Antenna and Universal Remote Control accessories for all your home and office needs.