Category Archives: Guest Posts

Mysteries of a shortwave nature

Firstly FastRadioBurst 23 and the Imaginary Stations Crew send our best wishes to all of the SWLing Post Community for 2024!

This week we have WMMR – Mystery Mix Radio beamed to Europe via Shortwave Gold on Sunday 31st December 2023 at 1000/1400 hrs UTC on 6160 kHz and at 2100 UTC on 3975 kHz. Then at 0300 UTC Monday 1st January on 9395 kHz we have WMMR – The WRMI edition. “What will we hear?’ you may ask. Who knows, it’s a mystery! The only way to find out is to listen in.

For more information on the shows please email [email protected] and check out our old shows here.

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Happy Holiday Festive Shortwave

Hi all SWLing Post Community, FastRadioBurst 23 and all The Imaginary Stations crew, wish you a great festive season and send our best wishes to all for 2024! This week we’ve an Imaginary Stations Winter Special going out to Europe via Shortwave Gold on Sunday 24th December 2023 at 1000/1400 hrs UTC on 6160 kHz and then on 3975 kHz at 2100 UTC. Pour yourself an egg nog if that’s your tipple of choice, tune in and enjoy the festive tunes.

Then on early Monday 25th December we have a show from deep within the Radio Thrift Shop archives, a Winter Holiday Special. Tune in at 0300 UTC on 9395 kHz via WRMI for the more eclectic side of yuletide/winter solstice programming featuring some wonderful tunes including a super one from Sharon Jones & The Dap-Kings with “World of Love” and a mini-documentary called “In Search of the Shaggs” the rock band formed in Fremont, New Hampshire in 1965. More on the Radio Thift Store show below:

Enjoy the festive season and have a wonderful 2024! For more information on the shows please email [email protected] and check out our old shows here.

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Weather Station and Display Unit

WF-100SE Weather Station Review

WF-100SE WEATHER STATION

By Robert Gulley K4PKM

Weather stations have always intrigued me, particularly ones that sent information to the Internet. They are often more revealing than the local weather forecasts, and certainly can be used to augment NOAA weather reports. When living near a big city there were enough stations around I didn’t feel I could justify the expense, but living out in the country now there are only a few stations in the county, so I decided I would get one eventually.

About that time Radioddity came out with the WF-100SE and it seemed to tick most of the boxes I was looking for, and, as a amateur radio operator, had the Internet connectivity I sought. Since I suspected I would not be the only radio aficionado who might be interested in it, I approached Radioddity to do a review of the station and they promptly sent me a unit to review at no cost. I have reviewed other products for them, and they understand the ground rules – I tell it like it is, good or bad.

Here is a feature description as found on their website:

  • Easy-to-read Display: The WF-100SE features a large and clear 13-in-1 color display that presents weather data in a user-friendly format. Check temperature, humidity, rainfall, UV index, feels-like temperature, dew point, sunshine intensity, weather forecast, wind direction and speed, barometric pressure, and moon phase at a single glance.
  • Effortless Setup & Maintenance: Set up your weather station quickly with intuitive controls and straightforward installation instructions, and benefit from smooth operation with minimal maintenance requirements.
  • 7-in-1 Accurate Outdoor Sensor: The WF-100SE is equipped with a highly accurate outdoor sensor with upgraded rain collector, thermo-hygrometer radiation shield, and a solar panel that precisely measures weather conditions in your area. The system offers an impressive communication range of up to 330ft.
  • Sync with WeatherCloud & Wunderground: Stay updated with these platforms’ latest weather updates and forecasts via Wi-Fi. Access real-time data and make informed decisions wherever you are.
  • 24-48h Weather Forecast: Rely on the WF-100SE’s accurate sensors to provide reliable 24-48 hour weather forecasts. Whether it’s sunny, cloudy, rainy, or snowy, get prepared for any weather condition that lies ahead. Plan your activities in advance.

__________________________________________________________________________________________________

Since photos often do more justice to something than just mere words, I have taken images of my display screen, as well as screen captures of my unit as it appears on the Internet. As you can see from the display unit, the image is bright, easily readable, and contains a lot of information in itself. In addition to the wind, rain, indoor/outdoor temperature, I also like that the unit displays the UV and solar radiation levels, and even the moon phase, as I like to take the telescope out now and again when the moon is not too full and obscuring things.

Display Unity

Clear, easily readable display with large print for these old eyes!

Where the unit really shines as far as information goes, is what can be displayed over the Internet. As can be seen in the images below, there is a lot more information available online, including Day/Week/Month totals and averages. These can be viewed as graphs or as a table.

Weather Underground Display of Information

Basic Information similar to the Display Unit

Weather History on Internet

Weather history can be viewed by Day/Week/Month, a really nice feature to look for trends.

Graph of weather history

Visual graph of weather history requested

Table view of weather history

This is a partial Table View of the weather History

Setup and Internet Connection

Setup was remarkably easy, and connection to the Internet was simple. Setting up the station on the Weather Underground and Weathercloud was just a matter of entering some basic information. Between the two sites I prefer the display of the Weather Underground, but that’s just me. Both worked fine.

I have ben testing the unit for several months now and it has performed flawlessly. I have compared my readings with nearby stations and they essentially agree, with slight variations as you might expect.

For those curious about the station working with APRS on the aprs.fi site, there is a process for setting up the station so that it can appear on the Google maps site for APRS, but I have not done that yet.

Conclusions

I am very pleased with the performance of this weather station, and find it’s features comparable to other well-known brands. The current price is $179, again, pretty much in line with (or less than)  other established stations, and if you sign up for their email list you will get various coupon offers throughout the year which should save you some money.

Anyone familiar with my typical reviews knows I normally try to list pros and cons, but honestly, I can think of no cons I have encountered with this unit. If you have specific features you are looking for that are not mentioned or displayed here, I would encourage you to contact Radioddity with your questions, as I have found their customer service to be quite helpful.

Update One Day Later:

I had a bit of a storm pass through this morning with some heavy wind gusts which knocked down my Weather Station. It was on a PVC pipe clamped into a tripod, no stakes, so blowing over was my fault. (Fixing that today!)

Good news is that falling from a height of 8 feet or so, no damage to the unit, everything working fine. Whew!!

Purchasing the WF-100SE ($15 Discount)

If you purchase the WF-100SE weather station via our affiliate link, you will receive a $15 discount and Radioddity will send a small commission to the SWLing Post. Click here to make your purchase (simple search for WF-100SE).

Robert Gulley, K4PKM, is the author of this post and a regular contributor to the SWLing Post.

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More radio of the worldwide kind

Hi all SWLing Post Community, FastRadioBurst 23 here. This week, the Imaginary Stations crew bring you another Skybird Radio International episode featuring a celebration of International music. This show will be beamed to Europe by Shortwave Gold on Sunday 17th December 2023 at 1000/1400 hrs UTC on 6160 kHz and then on 3975 kHz at 2100 UTC. 

Then on early Monday 18th December we have a WRMI edition of the show at 0300 UTC on 9395 kHz. Prepare to be transported to the far flung corners of the world on both shows.

For more information on the shows please email [email protected] and check out our old shows here.

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Chuck’s Indian music fix via AIR Port Blair

Many thanks to SWLing Post contributor, Chuck Rippel (K8HU), who writes:

With so many SWBC outlets choosing to go off air, I find that I really miss Indian music.  This time of year was ripe for a number of regional Indian outlets on 60M to be audible on ECNA during local evening, peaking around 0100Z.  A fairly skillful DX catch was AIR Port Blair transmitting on 4760.0.

Port Blair is the capital city of the Andaman and Nicobar Islands and is located on South Andaman Island with the Bay of Bengal on the west coast and the Andaman Sea off the east, they are actually located a bit closer to Burma than India.  Don’t put a visit to Andaman Is on your bucket list though, The Andaman and Nicobar Islands Protection of Aboriginal Tribes Act of 1956 prohibits travel to the island, and any approach closer than 5 nautical miles (9.3 km), in order to protect the remaining tribal community from “mainland” infectious diseases against which they (likely) have no acquired immunity.

No more shortwave but wait, the programming is still available VIA webcast, URL below. The programming heard here so far has been in Bengali and Hindi but surprise, at 2230Z and 1737Z, I was surprised to hear the news read in English.  The Andaman Islands observe Indian Standard time or UTC +5:30 which put their TOH at the EST: 30 or, our BOH.

So, treat yourself to some Naan Bread, spool up your web browser and click on:

https://onlineradiofm.in/stations/air-port-blair-pc

Thank you, Chuck!

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Carlos’ Experience and Motivation for Receiving Kydodo News via Radiofax

Many thanks to SWLing Post contributor, friend, and political cartoonist Carlos Latuff, who shares the following guest post:


My experiences receiving Kyodo News

by Carlos Latuff

Back in the 90s, I used the fax machine a lot, I even had one in my house, sending messages and cartoons to my clients and even to live TV shows (see the video example below). Lots of fun!

But for me, the fax only worked through the phone line.

It was only in 2020, during the covid-19 pandemic, that I, by chance, during one of my radio listening sessions, came across a strange signal that I would only later discover was a radiofax.

It was then that I realized that several meteorological agencies around the world broadcast synoptic charts and satellite images to vessels on the seas by radiofax, and that there was a Japanese news agency (the only one left in the world) that broadcast daily news to fishing boats and cargo ships: Kyodo News.

I was fascinated by that!

And I started tuning to the frequency of 16971 kHz USB (16970 in fact, to properly receive images) using basically my Xhdata D-808 and its telescopic antenna (now I use a 3-meter long wire antenna).

All the weather agencies I know broadcast at 120 lines per minute, while Kyodo News broadcasts at 60 lines. When I used to have a laptop, I had programs installed where I could adjust this cadence, like MixW, however, using an Android cell phone, the only application that works for radiofax is HF Weather Fax, which only decodes at 120 lines per minute (I had some problems with the app, which, being old, sometimes generated conflicts with Android and crash suddenly or even didn’t even open. Another bug is that after around 40 minutes of continuous decoding, the app stops). When you receive a radiofax at a rate of 60 lpm and decode it at 120 lpm, it’s as if you cut the image in half, vertically, and joined the two parts into one, mixing the letters.

I noticed that, when enlarging the image with my fingertips on the surface of the cell phone, while receiving the radiofax, I was able to see the right and left side of the image at a time, in an effect known in graphic arts as “moiré pattern”.

So, using HF Weather Fax I cannot download a Kyodo News radiofax in full (except when I receive the bulletin in English, the only time Kyodo News broadcasts in 120 lpm), but I can view parts of it and make print screens. And with these prints, I open them on Google translator app translating from Japanese to English. If image is in good quality, the translation is perfect.

Results I got were obtained from radio listening in Porto Alegre, Tramandaí beach in Rio Grande do Sul, and Urca beach in Rio de Janeiro, all located in Brazil. The best time has been late in the morning/early in the morning.

I’ve already obtained digital QSL cards from some meteorological agencies, such as those in Germany, Australia and Kagoshima in Japan, but Kyodo News doesn’t even respond to my emails.

But the main question is: why go to so much work to receive news via radiofax when you can easily receive it on the Internet through the Kyodo News website–?

Firstly, I’m nostalgic, receiving these radiofax has a touch of the past that I like to remember. And second, I believe that with the advancement of new satellite data transmission technologies, it’s only a matter of time before radiofax disappears as means of communication for vessels on the high seas. This is already happening!

Remember the end of radiofax transmissions from the New Zealand meteorological agency MetService this year?

So I’m enjoying the radiofax, before it ends!

The following are reports from some of my listening/decoding sessions: Continue reading

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More radio of the imaginary kind

Hi all SWLing Post Community, FastRadioBurst 23 here. This week the Imaginary Stations crew bring you WS12S featuring a celebration of the twelve inch single. This show will be beamed to Europe by Shortwave Gold on Sunday 10th December 2023 at 1000/1400 hrs UTC on 6160 kHz and then on 3975 kHz at 2100 UTC. Expect some special extended mixes remixed by the ionosphere.

Then on early Monday 11th December via the transmitters of WRMI we have CBRG at 0300 UTC on 9395 kHz. More about CBRG below:

For more information on the shows please email [email protected] and check out our old shows here.

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