In this project we will design and build a 10MHz GPS locked frequency standard with additional outputs of 1MHz, 100KHz, 10KHz, 1KHz and 100Hz. The output frequency will also be present even when no satellite lock is available but will be free running. We will use a Arduino Nano and LCD display to indicate if […]
Month: February 2016
Design & Build 6½ Digit Millivolt Meter – Part 4
This is a quick update on the Millivolt Meter Project. Changes to the input circuitry and a new software version. Latest schematic and PCB can be downloaded from link below: http://www.scullcom.com/Millivolt_Meter_Ver4.pdf http://www.scullcom.com/Millivolt_Meter_PCB_Ver4.pdf Below are links to the new software (version 7.0): http://www.scullcom.com/SHMMSimple.ino Also the GitHub link below: https://github.com/int2str/SHMMSimple PCB available from OSH Park A PCB […]