I'm interested and contacted Dave about it. He said they are filling new orders, and won't be able to start on upgrades until April.
Belles 350A Reference Version upgrade
Any 350A owners contemplating sending their 350A back to Dave to have the Reference upgrade performed?
Link to the upgrade news:
http://www.powermodules.com/newdev.html
Link to the upgrade news:
http://www.powermodules.com/newdev.html