Both Dmitry Pashkov R4UAB and Michal Zawada SQ5KTM have released videos of ISS school contacts by cosmonaut Yelena Serov operating with the callsign RS0ISS which took place on Sunday, December 21, 2014.
The amateur radio station in the Russian Service Module was used and the Kenwood D710 operated on 145.800 MHz FM. The power setting used is not clear but may have been 25 watts. It is understood that ISS school contacts had been planned for Sunday with students at both Ekaterinburg and Chelyabinsk.
In his blog Dmitry Pashkov R4UAB said of the first Chelyabinsk contact: Radio session of the crew of the International Space Station with a children’s art school in Chelyabinsk. With great difficulty they contacted. Questions answered by Yelena Serov.
Watch the first Chelyabinsk contact ARISS RS0ISS г. Челябинск (R4UAB)
Watch the second Chelyabinsk contact – ARISS RS0ISS г. Челябинск (виток № 2) (R4UAB)
Michal Zawada SQ5KTM also received a signal from a school contact today and produced the following video.
Watch ISS / RS0ISS 21.12.2014 contact with Russian station R8AM(?)
Dmitry Pashkov R4UAB Blog http://tinyurl.com/R4UAB-Blog