Tag Archives: sdr

Canb2016: Part 6 – DAB+, DVB-T, FM Broadcast & Other Radio Scanning

It’s been a busy day of analysis to bring this part of my Canberra trip to a posting, but I suppose, it’s probably good that I’ve done the analysis before the data got too stale. In this post, I will … Continue reading

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Radio: DAB+ in Sydney (25 Nov 2016) – Service Info & Slideshows

I was contacted a little while ago by the maintainer of FMLIST, an online database of worldwide FM radio, DAB and TV information. He appreciated my posting on Melbourne’s DAB radio stations that I made in my trip down there … Continue reading

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Experiment: Sydney WFM Broadcast RDS (TMC, RT+) & ACS Audio

Since my last posting about subcarriers, I decided to do a little more digging around and try to understand more about the Open-Application RDS data and try a better approach at recovering the audio from the ACS (otherwise known as … Continue reading

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Experiment: Examining Sydney WFM Subcarrier Signals (RDS, ACS)

When I was still in school, I can remember my Dad buying a “special radio” from a broadcaster to listen to some ethnic radio broadcasts. The radio was quite expensive, and it looked and felt just like a regular portable … Continue reading

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Getting Started: Nuand BladeRFx40, XB-200 Transverter, Case & SDRSharp

This is one of those posts that I should have compiled and put up a long time ago, but never really got around to. Right now, I probably shouldn’t be blogging (since there are more pressing things to attend to), … Continue reading

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Project: ADSB-pi Mark 2 with dump1090, hostapd, dnsmasq & text logging

This is one of the things that I’ve done a long while ago, but never had the time or inclination to actually put together a post. You might remember the first iteration of the ADSB-pi back in 2013, which was … Continue reading

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Melb2016: DAB+ Scanning & Slideshow Images (Part 10)

In my last post scanning the airwaves in Melbourne, I commented on just how difficult it was to get acceptable FM reception in the hotel. As it turns out, the DAB+ digital radio signals were much easier to receive, and … Continue reading

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Melb2016: Scanning the Airwaves from DC to Daylight (Part 9)

Most of my posts so far about my trip to Melbourne have been revolving around photography in a tourist sense, or as a tram-spotter. While some of the observations included some technical aspects, they were all visible and evident if … Continue reading

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Reverse Eng Pt 2: Watts Clever Easy-Off w/SMART Box (ES-AUS1103)

Continuing on from my last post about the Watts Clever Easy-Off Sockets with Smart Box, there were a few things still bugging me in the back of my head. After all, they do advertise that their other system has >1 … Continue reading

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Reverse Eng: Watts Clever Easy-Off Sockets w/SMART Box (ES-AUS1103)

Internet-of-things and home automation seem to be the cool thing nowadays, and remote controlling things is something many have been dabbling with, sometimes rather unsafely. Imagine my surprise when I walk into a Jaycar, and see a kit of IR-and-RF … Continue reading

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Project: Scanning Sydney’s DAB+ & FM Broadcasts

While on holiday in Hong Kong, I did some scanning of broadcast services over there and SydneyCityTV tipped me off that there were indeed slideshow services on DAB+ here in Sydney as well. It’s funny how we “get used to” … Continue reading

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Trip to HK & CN 2014 – Part 5: RTL-SDR, More Radio, AIS & Night Photos

It’s been a while since the trip, but I’ve been just way too busy lately to post anything more about the experiments and photos I’ve taken during my trip. The trip continues, with this part focusing mostly on more radio … Continue reading

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Quick Review, Teardown: Efergy Elite Classic 2.0

For those who have read my last teardown of the Efergy HM01 Energy Monitor, they would have noted my discovery that it was not compatible with EfergyRPI_001 decoding through rtl-sdr due to a different FSK data format. I haven’t had … Continue reading

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RTL-SDR: 433.92Mhz ASK/OOK Decoding of Various Devices with rtl_433

Since I got into the rtl-sdr craze, one thing I’ve always been interested in doing is decoding various sensors and remote controls which operate using RF. In order to do this, you must first acquire the signal, understand its modulation … Continue reading

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More RTL2832U Tuners: Full-Size FC0013, Mid-Size R820T

Since I got into rtl-sdr, there really hasn’t ever been enough tuners for me to play around on a given day. Now that I have a substantial tuner collection (three E4000’s, three R820T’s just for experimentation), I always feel the … Continue reading

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Random Post: Ankle, Aldi Mobile “Unlimited”, Xmas Post, Device Updates, Pennytel, etc.

Hello guys! I’m back, but unfortunately, my body isn’t. I’ve spent a bit of time, in bits, collecting some thoughts which I should have posted about but haven’t had the motivation or time. Hopefully that keeps my readers a little … Continue reading

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RTL-SDR: Elonics E4000 Tuners are Elusive!

I think that most will have already realized that it is old news that Elonics had folded and supplies of the E4000 tuner ICs were getting short. But for some applications, the Elonics E4000 is still the preferred tuner, owing … Continue reading

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Project: ADSBpi with dump1090

Just this week, I managed to pick up two Raspberry Pi Model B boards and Multicomp clear cases from element14. I already had something in mind for one of the two RPis – as an ADS-B server. If you aren’t … Continue reading

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RTL2832U+R820T Full Size USB TV Tuner

A quick recap – RTL2832U based TV tuners are great for software defined radio work. They’re inexpensive, and can be used to receive and demodulate a fair number of different signals. I’ve even written a few articles about what they … Continue reading

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ADSB# Range Testing with the RTL2832U+R820T Tuner

I’ve covered ADSB# in one of my earlier articles, even going so far as to take my E4000 dongle to the airport for a spin. But as we now know, Elonics (the guys behind the E4000 front end) have gone … Continue reading

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RTL2832 (ISDB Mini) ADS-B Reception Field Test

After I realized that the RTL2832 TV dongles were capable of receiving and decoding ADS-B transmissions from aircraft using ADSB#, I really couldn’t resist testing it out further. It was a simple one-click (well, almost) procedure, unlike the early incarnations … Continue reading

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DRM Radio: The Disco Palace

So, one night, I couldn’t sleep so I stayed up scanning the airwaves with my Winradio Excalibur G31DDC and my Wellbrook Communications ALA-1530 loop antenna. I stumbled across a strong DRM radio transmission (i.e. digital shortwave). Digital Radio Mondiale (DRM) … Continue reading

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