[Boatanchors] HP 8640B RF Signal Gen has broken gear on Freq Change
Bob Hardie- W5UQ
W5UQ at verizon.NET
Sun Aug 23 09:35:15 EDT 2009
More info... the set of gears behind the Range Switch, aka #13 control.
These are the milky white gears. I've put wire ties on the broken one
and it seems to work, however it can still slip ranges.
These gears appear to be cracked due to age and having stress put on
them... Actually only one gear is stressed/cracked.
Maybe the full assembly could be found in an old 8640 that has been
parted out. I could use a couple of other parts if someone answers and
has the parts.
Thanks... know it's a long shot... but here goes.
Bob
Bob Hardie- W5UQ wrote:
> The broken gear is the round one like shark's teeth, kinda. I'm trying
> to find my manual to locate the part.
>
> Anyone know where to get these gears? Otherwise the unit is fine.
>
> Bob
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