Part list Revision A3
Date of the change: 2009-01-16
Changes: Fuse F1 changed from
2.5A to 3.5A
Purpose: To avoid occassional
fuse blow
Part list Revision A2
Date of the change: 2008-03-10
Changes: R4, R19, R20, R21,
R22, L5, L6 values changed
Purpose: Driver efficiency
improvement
This modification is recommended
for long key down operations e.g. in digi modes.