The latest episode of TX Factor, the amateur radio TV show, has just been released. In Episode 23, the team explores the process of music audio mastering at Mike G1IAR’s studio in Devon, and how the TX Factor theme tune was made. Nick 2E0FGQ visits the National Radio Centre to find out more about how to set up and operate over the new geostationary satellite, Oscar 100. Plus, Bob G0FGX visits at Icom UK to get hands-on with the Icom's new VHF / UHF all-mode transceiver the IC-9700. More details and the latest episode can be found here: http://www.txfilms.co.uk/txfactor/episode-23.html