Top Results for Amsat
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OSCAR-1 was the first amateur-built satellite to reach orbit, launched on December 12, 1961 as a secondary payload aboard a Thor-Agena rocket from Vandenberg Air Force Base. Built by a group of radio amateurs in California, it transmitted a continuous Morse code beacon on 144.983 MHz for approximate...
Why this score
First amateur radio satellite, brief but historically important proof of non-government satellite participation.
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AO-7 (OSCAR-7) is an amateur radio satellite constructed by volunteers and launched into low Earth orbit by the Radio Amateur Satellite Corporation (AMSAT) in 1974. After its batteries failed in 1981, the satellite ceased transmissions and was presumed permanently lost. However, it unexpectedly resu...
Why this score
Famous amateur satellite with extraordinary revival after decades, widely admired for longevity and community value.
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SO-50, also known as SaudiSat 1C, is an amateur radio satellite launched by Saudi Arabia in 2002. It orbits the Earth in a low-Earth orbit and operates as an FM voice repeater for use by amateur radio operators worldwide. The satellite requires a 67.0 Hz CTCSS tone to activate its transmitter, after...
Why this score
Popular long-lived FM amateur satellite, valued for accessibility and daily use despite simple capability.
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AO-91, also known as Fox-1B, is an amateur radio CubeSat launched by AMSAT in November 2017. It carries a U/V FM voice transponder for amateur radio communication and experimentation, and is part of the Fox-1 series of satellites designed to support education in radio technology. AO-91 operates in a...
Why this score
Useful AMSAT CubeSat transponder, appreciated by amateur community, but shorter-lived and less historic than AO-7.
ui.x_scoring_methodologyFrequently Asked Questions
What leads the Amsat ranking?
OSCAR-1 currently leads the Amsat results with a displayed score of 8.30/10. This is an editorial ranking result for the items included on this page, not a universal verdict for every use case.
How should I read the score and confidence label?
The 0 to 10 score is Lunoo's ranking judgment. Strong confidence means 10 or more recorded comparison checks, some means 2 to 9, and provisional means fewer than 2.
What supports this ranking?
Lunoo combines category fit, feature coverage, pricing and value signals, public reception, recency, and peer comparisons. Public source links support factual item details when available, but they are not required for membership in this 4-item ranking.
Can I compare the leading results for Amsat?
Yes. The comparison links put adjacent leaders side by side so you can inspect differences that one ranking score cannot capture.
