ImmersionRC Uno 5.8GHz NexWave + 32ch A/V Receiver v4 $61.99 http://www.readymaderc.com/store/index.php?main_page=product_info&products_id=877 http://www.immersionrc.com/product-details.php?fpv_product=38 IRL2401 5.8GHz Uno5800 V2 A/V Receiver $69.99 http://www.rchover.com/IRL2401-5-8GHz-Uno5800-V2-A-V-Receiver-p/irl2401.htm http://www.immersionrc.com/product-details.php?fpv_product=26 http://www.immersionrc.com/product-details.php?fpv_product=38 (v4) Uno5800 v1/v2 Users Manual http://www.immersionrc.com/downloads/manuals/Uno5800_Manual.pdf First release of the manual for the Uno5800 v1, and v2 A/V receivers. The v2 receivers are equipped with NexWaveRF technology, for greatly increased range. ImmersionRC Forum http://fpvlab.com/forums/forumdisplay.php?22-ImmersionRC Specifications Please note - specification could change at any time Model Code: uno_5800 Model Name: Uno5800 v2 5.8GHz A/V Rx Category: A/V TX & RX Initial Release: 2 Jan 2012 Dimensions (LxWxH): L=85mm x W=25mm x H=70mm Weight (Grams): 169g Supply Voltage: 6-13V 5740MHz, 5760MHz, 5780MHz, 5800MHz, 5820MHz, 5840MHz, 5860MHz ImmersionRC NexWave Uno5800 v4: CH1 CH2 CH3 CH4 CH5 CH6 CH7 CH8 Band 1 5740 5760 5780 5800 5820 5840 5860 5880 (NexWave) Band 2 5705 5685 5665 5645 5885 5905 5925 5945 Band 3 5733 5752 5771 5790 5809 5828 5847 5866 Band 4 5865 5845 5825 5805 5785 5765 5745 5725 (Boscam RC305) ---- RaceBand: 5658 5695 5732 5769 5806 5843 5880 5917 1 2 3 4 5 6 7 8 RSSI out of an Uno http://fpvlab.com/forums/showthread.php?19896-uno-5800-how-to-get-rssi&p=341963&viewfull=1#post341963 http://fpvlab.com/forums/attachment.php?attachmentid=32645&d=1380006887 http://fpvlab.com/forums/showthread.php?35215-How-To-get-RSSI-value-from-Immersion-Uno-or-Duo-5800-v4&p=606885&viewfull=1#post606885 Well, strictly speaking RSSI is available off of the PCB, it however needs to be buffered or you'll kill the AGC as it is a direct tap from there. RSSI TXOFF=0.63V TXON=2.1V