Appreciate the great sharing from gijoe_22 for this achievement:
Beside the cost used for setting this gear up, it is far more important to have gijoe_22's contribution in order of:
1) Passion: Demonstrated in building this gear
2) Sharing: Open and Unselfish...
3) Design: Changing from stereo version to mono version; and separte chasis
4) Innovation: Parts placement/selection, such as using choke, selector/relay position...
5) Structure & Organization: Have circuit schema, calculation, planning...
6) Workmanship
7) Patience and Effort
8) Trouble shooting
9) Parts conservation - use old parts as far as it is feasible
10) Knowledge
11) ...
