To: | [email protected] |
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Subject: | Re: VLF: DFCW-6000 |
From: | g3zjo <[email protected]> |
Date: | Thu, 13 Apr 2017 14:43:21 +0100 |
In-reply-to: | <LO1P123MB1364B59B5415195A81FE644BD1020@LO1P123MB1364.GBRP123.PROD.OUTLOOK.COM> |
References: | <[email protected]> <[email protected]> <[email protected]> <[email protected]> <[email protected]> <LO1P123MB1364B59B5415195A81FE644BD1020@LO1P123MB1364.GBRP123.PROD.OUTLOOK.COM> |
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On 13/04/2017 08:27, John Bache G7JMZ wrote: Blue sky idea: Hi John Good thinking.I think the hum filters used in SpectrumLab specificity the Paul Nicholson ones work in that manner. A lot of the mains borne interference is from consumer gadgets with switch mode supplies, causing bands of QRM right up to 7.5kHz plus, worse at the moment due to school holidays I suspect. 73 Eddie G3ZJO |
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