Strasbourg Conference “Transmitting to the QO100 satellite”.
https://youtu.be/2Tihb7jo1ak Download the support of the presentation (in french) Transmit to the Qatar Oscar 100 satellite (with some links in appendices, to go further).
NOVATE SKY65135 RF amplifer 2,4GHz Module 1W
This small NOVATE SKY65135 board is sold on Ebay for about 17 EUR. It is indicated to be able to output 1W at 2.4GHz and is powered by 5VDC, and could be suitable as an SDR transmitter output, which can be used to transmit to Qatar Oscar 100 QO-100 Powered by 5VDC, a green LED...
Amsat-Francophone Conference March 2020
SDR transmit-receive applied to the QO-100 narrow-band satellite transponder https://youtu.be/R78QvYDrucs Download ▶️▶️ SDR transmit-receive applied to the Qatar Oscar 100 narrow-band satellite transponder, AMSAT 07032020