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Slow-scan television (SSTV) is a picture transmission method, used mainly by amateur radio operators, to transmit and receive static pictures via radio in monochrome or color. A literal term for SSTV is narrowband television .
The sound card acquires and digitizes the slow scan video (in the audible range) coming from the speaker, phones, or line-out of the receiver, and then the software will process the various visible and infrared channels of the AVHRR sensor. Most software will automatically save every image and publish processed image onto the website of choice ...
WSJT, the predecessor to WSJT-X, was originally released in 2001 and has undergone several major revisions. Communication modes have been both added and removed from the software over the course of its development. Since 2005, the software has been released as open source software under the GNU General Public License. This licensing change ...
There are three ways to reduce the bandwidth of a video signal: reduce the scan rate, reduce the image size, and/or (with digital television) use heavier compression.When the scan rate is reduced, this is referred to as slow-scan TV or, in the most extreme cases when the scan rate is too slow to simulate motion, freeze frame television.
It is also possible to send digital data to the ISS via laptop computers, similar to an email communication, using radio frequencies instead of telephone or cable connections [citation needed]. On November 12, 2000 the first amateur radio contacts were made from the International Space Station during Expedition 1.
GeeXboX - GeeXboX (stylized as GEExBox) is a free Linux distribution providing a media center software suite for personal computers. Kdetv - Discontinued TV viewer Kodi (formerly XBMC ) - It allows users to play and view most streaming media, such as videos, music, podcasts , and videos from the Internet, as well as all common digital media ...
Propagation is similar to the lowest UHF TV broadcast channels. Additionally, this band can be easily received by simply tuning any cable-ready analog television or cable-box to the cable TV channels below and connecting an outdoor TV antenna. Amateur TV signals are much weaker than broadcast TV, so a preamplifier is often used to improve ...
2020-10-27 Free proprietary: Audio/Video OvenMediaEngine: AirenSoft 2019-05-23 0.16.8 (2024-07-19) 2024-07-19 Free AGPLv3: Audio/Video OpenBroadcaster: OpenBroadcaster 2003 5.0.0 (2018-01-27) 2018-01-27 Free AGPLv3: Audio/Video Open Broadcaster Software: OBS Project 2012-9-01 30.0.2 (2023-12-10) 2023-12-10 Free GPL v2: Audio/Video Plex ...