[RFI] RFI to new photoelectric smoke detector

roncasa roncasa at verizon.net
Tue Nov 6 07:59:46 EST 2012

On 11/05/2012 11:44 PM, Kelly Johnson wrote:
>> 3.  Install internal shielding in the detectors (which will probably void
>> the warranty and may result in non-operation - not a recommended approach)


There is a small opening to detect smoke. Simply shielding the remaining 
unit certainly doesn't void
any "warranty". It may or may not be the solution but certainly a try.

I never heard of this. Usually a chirp is indicative of weak battery, 
not RF related.

Ron, wb1hga

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