[Elecraft] OT: Whole House Generator - Update

Jim Brown jim at audiosystemsgroup.com
Sat Sep 9 17:15:55 EDT 2017


On 9/9/2017 10:43 AM, Doug Hensley wrote:
> I'm was pleased to hear K3, K3S & KX3 owners consistently reporting whatever hash their units were producing had no ill effects on their Elecraft radios during the period their generator was running.

It is quite common for generators to produce RF noise that radiates on 
power wiring and is received by nearby antennas. The solutions are 1) 
bonding the frame of the generator to the house ground with short, fat 
copper and/or 2) a serious multi-turn ferrite common mode choke on the 
cable from the generator output, as close to the generator as possible. 
Obviously, proper bonding of all grounds is critical to #1 working.

Square footage of a home affects the electrical load ONLY if the 
generator must run HVAC an system, and the load of that system is likely 
to be MUCH greater than everything else put together, except a well 
motor. A larger generator is likely to put out more RFI and be more 
difficult to suppress.

73, Jim K9YC



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