LM317 is an adjustable voltage regulator which takes an input voltage of 3 - 40V DC and provides a fixed output voltage of 1.25V to 37V DC. It requires two external resistors to adjust the output ...

This board design is Open-Source Hardware. It is licensed under the MIT License. It was designed by Jason Pepas.

The rest of the LNB controller is built on a breadboard with SMD and through-hole components. Voltage regulators are based on LM317. The board schematic is down below. All signals just connected to ...