Dual-Band Slim Jim Antenna for Satellites

The AMSAT-SM website has an article on the dual-band omni-directional 145/435 MHz Slim Jim antenna developed by N9TAX. Lars SM0TGU comments that the antenna works great for satellite passes below 30 degrees elevation, but signals are considerably weaker on high...

Join AMSAT-UK

Founded in 1975 AMSAT-UK is a voluntary organisation that supports the design and building of equipment for Amateur Radio Satellites. AMSAT-UK initially produced a short bulletin called OSCAR News to give members advice on amateur satellite communications. Since those...

Welcome to launch week!

Well it has finally arrived. Little did we think, back in 2009 that we would not be launching FUNcube-1 until late 2013 but, at last, we are almost there. The past four years have been spent trying to find a suitable launch opportunity, dealing with many legal and...

ISS CubeSats Deploy Tuesday and Wednesday

Four CubeSats carrying amateur radio payloads will be deployed from the International Space Station (ISS) by the JEM Small Satellite Orbital Deployer (J-SSOD). Three of them, Pico Dragon, ArduSat-1 and ArduSat-2 will be deployed on Tuesday, November 19, and the fourth...

Brazilian APRS Balloon Launches Sunday

The Liga de Amadores Brasileiros De Rádio Emissão will launch an APRS balloon PV8AA-11 on Sunday, November 17 at 1000 UT. It is expected to reach at altitude of 23 km and will transmit on 144.300 MHz CW and 145.570 MHz packet.Radiosonde PV8AA – 11 PWR : 500mW...

FUNcube-1 Dashboard – New Version

Many thanks for the feedback received so far! A couple of issues have come to light and have been corrected in this latest version. Fixes: #181 Folder selection doesn’t #175 Recognise dongles after start-up #180 Autotune needs a nudge To download this latest version...

Happy 39th Birthday AO-7 !

On the AMSAT bulletin Board (AMSAT-BB) Paul Stoetzer, N8HM reminds us that November 15 is the 39th birthday of the AMSAT-OSCAR-7 (AO-7) satellite which incredibly is still operational after so many years in space. A tribute to the engineering abilities of radio...

Czech Statocaching APRS ham radio balloon

Stratocaching which launches Saturday, November 16 at 0800 UT (144.800 MHz FM APRS) aims to combine amateur radio stratospheric balloons with the popular pastime of Geocaching. We would like to announce our first experimental flight STRATOCACHING as a result of...