Cuba Tourist Visa. Everyone wishing to enter Cuba as a Tourist is required to apply for a Tourist Visa-card. A tourist card is valid ONLY for leisure or recreational purposes. It is not valid for other travel purposes. A Tourist Card is valid only for one entry within 180 days after the date of issue.
HD-CVi & HD-TVi Technologies. HDTVI (High Definition Transport Video Interface) is the HD Video transmission Interface. HDTVI technology can be implemented in existing simulation on a transmission line reliable kop HD video signal transmission.
Pros and Cons HD-SDI/3G-SDI for Global Security. The HD-SDI video interface standard was developed for television broadcasting, but it can be advantageous in global security applications such as high-end surveillance or unmanned systems, allowing simple designs or upgrades with full HD cameras.