Search found 2 matches
Search found 2 matches • Page 1 of 1
- Sat Mar 12, 2016 3:45 pm
- Forum: SDR Antennas
- Topic: DC voltage for active antenna?
- Replies: 1
- Views: 3654
No, unfortunately it doesn't. The antenna connector is simply capacitively coupled to the input circuitry. It shouldn't be too difficult to design a dc filter with rf chokes to isolate the rf from the dc source.
- Thu Mar 10, 2016 1:45 pm
- Forum: New Users' experiences
- Topic: PC (laptop) power induces significant noise
- Replies: 16
- Views: 14227
I purchased the SDRplay two days ago, and am using it with SDR console on a new HP I5 laptop. For now the antenna is simply 50ft of hook-up wire strung out the window. I am delighted with it so far. However, I find that whenever I unplug the power supply (so it is running on battery) the noise floor...