Re: Band pass filter

Martin Potter

Preston wrote :
"I am in a condo ... static ... periodic continuous tones"

It could also be RFI from a local source. If you can power the rig (receiver only) from a battery, put a whip antenna on it (or several feet of wire) and check the level of interference in your condo. Then go up to the roof and check, and out to the parking lot, and finally to the big park down the road. If there is much difference in the noise level between those different places ...
... Martin VE3OAT

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