Need a tech in the Midlands UK to look at my poorman 670 comp

[skal1]

Hi

I'm wondering if there is a techie in the Midlands UK  that I could bring my poorman 670 project  to in person for a look over/repair?

I have been doing this project on & off for 4 years it is doing my head in now please can someone help me


Here are some mods i have implemented but to no avail

Many thanks

skal1