What LNB [URL:https://forum.amsat-dl.org/lexicon/index.php?entry/12-lnb/] shall i choose for the QO-100 [URL:https://forum.amsat-dl.org/lexicon/index.php?entry/28-qo-100/] TX/RX setup? Bullseye or the qro-cz TXCO's LNB [URL:https://forum.amsat-dl.org/lexicon/index.php?entry/12-lnb/]'s?