What is an SSTV image decoder?
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. Since SSTV systems operate on voice frequencies, amateurs use it on shortwave (also known as HF by amateur radio operators), VHF and UHF radio.
How can I listen to satellites?
All you need is a VHF/UHF FM receiver (like a police scanner) or a VHF/UHF transceiver (like a Yaesu VX-7) and an antenna. Start by visiting Heavens-Above.com to check the orbit of the satellite you want to listen to and specify your location. Check the passes of your specific satellite or the ISS.
Do astronauts have call signs?
Spacecraft call signs are radio call signs used for communication in manned spaceflight….United States.
| Flight | Astronaut | Call sign |
|---|---|---|
| Mercury-Redstone 3 | Alan Shepard | Freedom 7 |
| Mercury-Redstone 4 | Gus Grissom | Liberty Bell 7 |
| Mercury-Atlas 6 | John Glenn | Friendship 7 |
How to download Black Cat SSTV for Mac?
Download a copy of Black Cat SSTV version 2.0.2 for macOS 10.10 through 11 Big Sur, 64 Bit Application: https://www.blackcatsystems.com/download/SSTV_app.zip (January 21, 2021) If macOS complains it cannot open the app, right click the app icon, and select Open.
Which is the best app for SSTV decoder?
It’s easy to write an SSTV decoder that works with a strong signal, but I decided to write a brand new SSTV app from the ground up, with an emphasis on performance under weak signal conditions. The result is Black Cat SSTV. If you want an SSTV app that will show you the DX you’ve been missing, Black Cat SSTV is for you.
Is there a serial port for Black Cat SSTV?
Serial ports (physical or virtual via USB/serial adapters) can be used to trigger the PTT signal if required. Available for both Windows and macOS. Black Cat SSTV integrates with the SDRPlay SDRUno software package via the free Black Cat Systems plugin. Instructions for configuring both are available on this page.
Where are images saved on Black Cat SSTV?
Images can be automatically saved in the directory of your choice, and there’s a built in gallery for viewing received images. Transmission of images is also supported of course, and there’s a basic editor for preparing images for transmission.