Search found 44 matches

by phil
Sat Feb 16, 2019 11:29 pm
Forum: Other SDR Devices
Topic: Check out the specs on THESE receivers!
Replies: 2
Views: 594

Re: Check out the specs on THESE receivers!

According to a 2013 RR post the 40GHz unit was $60,000 USD. I'll have to check down the back of the couch, but i don't think i will be getting one this year.
by phil
Mon Feb 04, 2019 6:52 am
Forum: User Projects
Topic: Spare Aluminum Metal Enclosure
Replies: 1
Views: 5128

Re: Spare Aluminum Metal Enclosure

I have a couple i used for the LNA4ALL unit. Measurements are in this post: viewtopic.php?f=5&t=2367&p=8852&hilit=cases#p8838
by phil
Fri Jan 11, 2019 7:23 am
Forum: Antennas
Topic: diy biquad for inmarsat
Replies: 5
Views: 5112

Re: diy biquad for inmarsat

Cheers, i've had no issues receiving the audio since Jonti released the last version. The main reason i wanted to try another antenna was to try and see if i can increase the signal strength for roughly 12 or so hours that the sat wanders further north of the equator and signals are next to non exis...
by phil
Thu Jan 10, 2019 6:28 am
Forum: Antennas
Topic: diy biquad for inmarsat
Replies: 5
Views: 5112

Re: diy biquad for inmarsat

That's exactly what i was after and then some, very comprehensive..thank you. I'm about as far south of the equator as 4 F1 gets and the patch does a fair job, looking forward to trying this.
by phil
Wed Jan 09, 2019 2:05 am
Forum: Antennas
Topic: diy biquad for inmarsat
Replies: 5
Views: 5112

Re: diy biquad for inmarsat

Great job! I have the same dish but running the patch antenna. Could you post some dimensions and maybe a straight on shot of the solder join? Thanks.
by phil
Wed Dec 12, 2018 10:29 am
Forum: Signal Identification Help
Topic: Signal Identification Help
Replies: 8
Views: 7523

Re: Signal Identification Help

I believe that those are SCADA signals. They send data from all kinds of monitoring devices from storm water to gas etc. Quite prominant in a number of bands with good signals. They almost always are proprietary for the purpose and difficult to decode.
by phil
Thu Nov 01, 2018 2:48 am
Forum: Antennas
Topic: Ultra-WideBand Vivaldi Antenna 800MHz to 6GHz+
Replies: 14
Views: 15409

Re: Ultra-WideBand Vivaldi Antenna 800MHz to 6GHz+

HighSNR, All arrived this morning (mount included !!). Thank you so much. Within the next month i will order a Hackrf one and give these puppies a good workout.

Kind regards

Phil.


P.S +1 for Tindie, first time i have used them and there were no issues.
by phil
Sat Oct 20, 2018 2:24 am
Forum: RTL-SDR Discussion
Topic: op25 (police radio)
Replies: 2
Views: 2486

Re: op25 (police radio)

It's been a few months since i used my op25, but from memory, there are keys (poss. the arrow keys) that allow for live fine tuning. Have you tried those in conjunction with the phase plot?
by phil
Wed Oct 03, 2018 11:58 pm
Forum: Antennas
Topic: Ultra-WideBand Vivaldi Antenna 800MHz to 6GHz+
Replies: 14
Views: 15409

Re: Ultra-WideBand Vivaldi Antenna 800MHz to 6GHz+

I did not expect that! I'm speechless! Thank you very much, what a kind thing to do.
by phil
Wed Oct 03, 2018 5:34 am
Forum: Antennas
Topic: Ultra-WideBand Vivaldi Antenna 800MHz to 6GHz+
Replies: 14
Views: 15409

Re: Ultra-WideBand Vivaldi Antenna 800MHz to 6GHz+

Ordered your vivaldi this arvo as an early birthday present, looking forward to having a play with it, thanks. :D