$1K Cubesat Radio Board based on OpenLST

RF Pipeline

• CC1110
• 0433BM15A0001 Balun. Designed for 430-435MHz, but should work up to 437MHz. Single part, designed specifically for the CC1110. I did not want to design my own balun.
• PE4250MLI RF Switch. Generic SPDT RF Switch. First RF switch breaks out to a test port. Second RF switch switches between TX & RX paths on the RF Frontend (RFFM6403).
• RFFM6403 Analog Frontend. TX path with 1.5W PA, RX path with LNA & SAW filter. Designed to work over the 408-455MHz band.
• SF2446E SAW Filter. Part of the Analog Frontend RX path. 430-440MHz band pass.
• 50 Ohm