Another change to the 2nd mixer that was not included in the VE7PS list is a shield over L701. Most boards will have a shield over L703. Very early boards will have neither. Also notice that early boards have fewer springy copper ground tabs.
For 10 Meters I have uploaded an Upconverter alignment tip from K8AC to the group Files section.
73
-Jim
NU0C
Jim Shorney
