The Adafruit Feather feed horn, pointed at downtown DC I live in a van down by the river in the middle of the woods, so testing the range of a WiFi connection or the gain of an antenna isn’t easy.

Both require a largish dish antenna, with the downlink requiring a low-noise block downconverter (LNB) and feed horn. The uplink side of [Tech Minds]’ antenna is a helical design, with three-and ...