John, you said, =93That timing happens to coincide with the setting and
rising of the sun (pretty close).=94  Also you said, =93=85timing seems t=
o be
getting earlier, both in the evening and morning by about 30-40 seconds
every day.=94

I would suggest you see if there is a local AM radio station that only
has a day license and has to go off the air at sunset.  You might be
picking up RFI (I agree with Chris Chapman that it might be an RFI
interference.)   I notice you used the address, =93Rochester Community an=
d
Technical College.=94  Maybe there is a student station (AM or FM)
associated with the Drama/Communications dept.

Charles R. Patton


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