Search found 128 matches

by sdrom33
Sat Feb 16, 2019 7:16 pm
Forum: General
Topic: A CLOSE LOOK TO LOW COST NOISE GENERATORS
Replies: 31
Views: 104030

Re: A CLOSE LOOK TO LOW COST NOISE GENERATORS

I mean, did you buy one yourself? What is your result?
by sdrom33
Sat Feb 16, 2019 7:15 pm
Forum: General
Topic: A CLOSE LOOK TO LOW COST NOISE GENERATORS
Replies: 31
Views: 104030

Re: A CLOSE LOOK TO LOW COST NOISE GENERATORS

Sorry Roger, first you write the noise gen is no good, you give a reference that says it is a Chinese junk and we must not buy it, now you say it is better and we can use it. All this very confusing to me. It seemed that glovisol did a good job using it. So must I buy or not buy. Must I buy and modi...
by sdrom33
Sat Feb 09, 2019 1:25 pm
Forum: SDR Antennas
Topic: Extending the range of a Discone antenna down to 3.6 MHz
Replies: 52
Views: 160960

Re: Extending the range of a Discone antenna down to 3.6 MHz

JMG it seems the discone is working well to me!
by sdrom33
Tue Jan 29, 2019 9:10 pm
Forum: SDR Antennas
Topic: Intefearance reducing/anti jamming antenna
Replies: 4
Views: 17331

Re: Intefearance reducing/anti jamming antenna

Yes, it works like perpetual motion machines, free energy gadgets and the like. It is difficult to invent new things that really work in antennas!
by sdrom33
Sat Jan 26, 2019 7:33 pm
Forum: General
Topic: Chinese copies now on eBay?
Replies: 5
Views: 20777

Re: Chinese copies now on eBay?

The produce seems to exist, bu if you look at where it does ship to, you discover they deliver nowhere!
by sdrom33
Wed Jan 23, 2019 5:24 pm
Forum: General
Topic: HIGH PASS FILTER FOR OPTIMUM HF RECEPTION
Replies: 72
Views: 542285

Re: HIGH PASS FILTER FOR OPTIMUM HF RECEPTION

Hi glovisol, thanks for all the info for the filter, but i find difficult to get the toroid. do you have a seller pse? Very intersting!
by sdrom33
Mon Jan 21, 2019 2:51 pm
Forum: General
Topic: Current draw from SDRduo when plugged into USB port
Replies: 7
Views: 21477

Re: Current draw from SDRduo when plugged into USB port

Broxjio it is easy, you cut a short PC USB cable and join all wires but let the red one open and place a digital tester in between the red pieces with tester at 250 ma
by sdrom33
Mon Jan 21, 2019 2:45 pm
Forum: General
Topic: HIGH PASS FILTER FOR OPTIMUM HF RECEPTION
Replies: 72
Views: 542285

Re: HIGH PASS FILTER FOR OPTIMUM HF RECEPTION

Hi govisol can you explain the measurement setup for filter? What spectrum scope? When you giving build data?
by sdrom33
Fri Jan 11, 2019 12:15 pm
Forum: General
Topic: SDRplay Receiver access via EtherNet LAN ?
Replies: 4
Views: 15521

Re: SDRplay Receiver access via EtherNet LAN ?

No, too slow
by sdrom33
Thu Jan 10, 2019 4:27 pm
Forum: SDRplay related
Topic: RSP1A Longwave sensitivity
Replies: 45
Views: 130586

Re: RSP1A Longwave sensitivity

Hi fotoralf, please excuse my little experience, what is reception report? What must write in? Thanks!