https://www.dos4ever.com/uTracer3/uTracer3_pag0.html

Part 1. the GUI installation
Part 1. the GUI testing
Part 2. RS232 connector cable construction
Part 2. RS232 connector cable testing
Part 3. voltage regulators construction
Part 3. voltage regulators testing

follow the whole build here: µTracer 3+ build

Part 4. RS232 interface construction
Part 4. RS232 interface testing
Part 5. micro controller construction
Part 5. micro controller testing
Part 5. micro controller calibration
Part 6. heater supply construction
Part 6. heater supply testing
Part 7. negative power supply construction
Part 7. negative power supply testing
Part 8. grid bias circuit construction
Part 8. grid bias circuit testing and calibration
Part 9. current amplifiers construction
Part 9. current amplifiers testing
Part 10. boost convertors and HV switches construction
Part 10. boost convertors and HV switches testing and calibration
Part A. functionality test boost convertors
Part B. calibration of the boost convertors
Part C. testing the HV switches and calibration of the current amplifiers
Part 11. extended calibration grid bias circuit

And then wiring of the uTracer 3+ (in)to it’s case