The Boards I used were purchased from AI6YO in his AI6YO-Kit-TY41-EP

1. Main Board Assembly Manual
2. Front Panel Assembly Manual
3. RF Module Assembly Manual
4. BPF Module Assembly Manual
5. LPF Module Assembly Manual
6. LPF Control Module Assembly Manual
7. K9HZ 20W PA Assembly Manual

This is the original main repository for T41-EP by K9HZ

K9HZ-Github

This is the github by Justin to make his repository here, he used the above repository to do this

AI6YM-Github