QRM Guru

Dealing with interference
You will almost certainly have to deal with interference at some stage. We have a sister web-site that deals with this topic.  Please visit QRM Guru and...
Sun, 23 Aug, 2020 at 10:05 PM
Alternator Noise Filter
Scenario:  I am looking to make an alternator noise filter. I have A 120amp alternator that runs off a 5.5hp engine that I use out in the field. It keeps m...
Fri, 18 Sep, 2020 at 3:11 PM
DC-DC Chargers - Solar chargers
Scenario:   I have a DC-DC charger in my car and it causes RFI in my HF radio.   The DC-DC charger is fed via 12volts from my caravan batteries which ar...
Fri, 18 Sep, 2020 at 3:13 PM