[silent:arts] said:I doubt this mod will do any change to any timing, not in the LA4, not in the D-AOC, but what do I know.
compare it to the LA2 schematic, one part of this resistor is switchable - how is it labeled?
envelope said:... Also, I have noticed, while checking over the PCB, that the PSU heatsink mounting pads area all tied to the ground plane. This is not the case with any of the other boards I have used with these PCB mounted heatsinks. Can this effect the audio signal ground?, act as antennae?, transfer heat to other nearby components?, etc?
the color scheme in your 2nd picture is wrong:
shouldn't it beinstead of;D ;D ;D