[Elecraft] OT: Kidde smoke detectors

[Jim Brown]

On 10/24/2020 6:53 PM, Harlan Sherriff via Elecraft wrote:
> So, guess I’ll send these back and get some hardwired interconnected units.

That is probably a recipe for noise, radiated by that interconnected 
wiring. The security industry has long been notorious for EMC to and 
from their systems. WiFi interfacing should reduce both significantly, 
but before committing to anything, chat up engineers at the company 
about RFI.

73, Jim K9YC