Last week’s ASCII art was largely successful, with several examples of a crisp SHORTWAVE RADIOGRAM even in difficult reception conditions. You can see examples below. Videos of last weekend’s Shortwave Radiogram (program 99) are provided by Scott in Ontario (Friday… Leer más ›
WINB in Pennsylvania has added a new transmission time for Shortwave Radiogram: Thursday at 2330-2400 UTC on 9265 kHz (analog). Previously, I was finishing up the production of Shortwave Radiogram at about this time on Thursday. I’ve moved production ahead… Leer más ›
Last weekend’s Shortwave Radiogram was a reminder of the ability of MFSK16 to provide a correct decode even in difficult shortwave conditions. Thank you for your reception reports, especially listeners in Japan who decoded, or attempted to decode, the excerpt… Leer más ›
Last weekend’s Japanese text was decoded in Japan, in some cases partially, and in others 100%. This weekend, we will try another brief excerpt of Japanese text, but this time in MFSK16, which is slower and more robust than our… Leer más ›
Too late for last weekend’s email, I was informed that the Friday 2030-2100 UTC broadcast of Shortwave Radiogram was replaced in the WRMI by a religious program. WRMI has provided this replacement time slot: Friday at 1300-1330 UTC on 15770… Leer más ›
Last week was a difficult week for Shortwave Radiogram. The transmission from Bulgaria on 9400 kHz Saturday at 1400 UTC was canceled too late for me to notify you in the weekly email. It is uncertain whether a Shortwave Radiogram… Leer más ›
Apologies for the missing transmission last weekend on 9400 kHz. I hope the Saturday’s 1400 UTC broadcast is heard this without mishap. During the broadcasts that were heard, our experiment with simultaneous English and Spanish text, using side-by-side MFSK32 streams,… Leer más ›
Slow Scan Radio has been transmitting two streams of text simultaneously. We have tried this a few times on VOA/Shortwave Radiogram, and will try it again this weekend. Near the end the half hour will be a simultaneous transmission of… Leer más ›
Last week’s Shortwave Radiogram was very colorful, except for the two gray-scale (also known as grey-scale) images, which were very “blackandwhiteful”. See one example below and many more at https://twitter.com/swradiogram or @SWRadiogram on Twitter. However, apologies for the malfunction last… Leer más ›
Last weekend’s moving forward of the clocks in most of North America brings about some changes in Shortwave Radiogram broadcast times effective today and tomorrow. The WINB DRM transmitter on 13755 stays with UTC, so the Friday 1500 UTC DRM… Leer más ›
In most of North America, clocks will move forward one hour on Sunday, 10 March. The WRMI schedule on frequencies used for Shortwave Radiogram stays with UTC, so the local time of the show will be one hour later. The… Leer más ›
The Saturday 1830-1900 UTC broadcast of Shortwave Radiogram from WINB, 9265 kHz analog, is discontinued. The updated schedule is below. Videos of last weekend’s Shortwave Radiogram (program ) are provided by Ralf in Germany (Saturday 1400 UTC) and Scott in… Leer más ›
Last call for the Winter SWL Fest, 28 February to 2 March in Plymouth Meeting, Pennsylvania (near Philadelphia). I will be there, weather permitting. And see information below about “This is a Music Show,” on WRMI, which includes some MFSK…. Leer más ›
The International Space Station is transmitting SSTV again this weekend, until Sunday at 1725 UTC, on the usual 145.8 MHz (FM). From your reports, I learned that last weekend’s Shortwave Radiogram segment of Olivia 64-2000 succeeded when the MFSK32 and… Leer más ›
A reminder that the Winter SWL Fest will be 28 February-2 March at Plymouth Meeting, Pennsylvania (near Philadelphia). Information at swlfest.com. I will be there to demonstrate Shortwave Radiogram. SSTV will be transmitted this weekend from the International Space Station,… Leer más ›
There will be a special edition of Shortwave Radiogram today (Friday), on the WINB (Pennsylvania) DRM transmission only, at 1500-1530 UTC on 13690 kHz. See details below. All the other transmissions (analog) of Shortwave Radiogram this weekend will be the… Leer más ›
Last weekend was our second week of Shortwave Radiogram transmitted by DRM (Digital Radio Mondiale) from WINB in Pennsylvania. I was able to receive almost the entire half hour, and all of the images, using an SDR in Italy. DRM… Leer más ›
Last weekend’s first transmission of Shortwave Radiogram in DRM (Digital Radio Mondiale) via WINB in Pennsylvania actually worked, at least via a few receivers. I decoded it using a receiver in Spain, and Hans (or WINB) was able to decode… Leer más ›
Sorry about the late start of the 1400-1430 UTC show last Saturday. Let’s hope the transmitter in Bulgaria on 9400 kHz gives us the full half hour this weekend. New this weekend is transmissions of Shortwave Radiogram from WINB in… Leer más ›
Thanks for many good reports to Shortwave Radiogram last weekend to close out 2018. Some submitted images are below. Other results can be seen at our Twitter account @SWRadiogram or https://twitter.com/swradiogram . Videos of last weekend’s Shortwave Radiogram (program )… Leer más ›
The humble municipal Christmas decorations featured in last weekend’s program resulted in many nice shortwave-enhanced MFSK64 images, submitted by listeners via email and Twitter (@SWRadiogram). Some examples are below. Videos of last weekend’s Shortwave Radiogram (program 79) are provided by… Leer más ›
I hope you are enjoying the holidays. And I hope you can spare some time from your holiday activities for Shortwave Radiogram this weekend. News: John Piek is planning an extra transmission of his Slow Scan Radio on 26 December…. Leer más ›
Hemos comenzado un gran concurso para todos los oyentes de SWRadiogram! . A través de SWRadiogram se emitirá una imagen de un Tecsun al final de cada emisión de SWRadiogram , serán en las próximas cinco semanas de transmisiones. Todo… Leer más ›
This weekend, the final four minutes of Shortwave Radiogram will be devoted to an advertising campaign by Tecsun Radios Australia. Revenue from the advertising goes to WRMI to defray the considerable expense of transmitting, and helps keep shortwave alive. The… Leer más ›
Hello friends, I continue to be amazed by how well the MFSK64 mode (240 wpm) decodes, even with limited signal strength and interference from atmospheric or local noise. If you reports, it would be helpful if you can provide rough… Leer más ›
Hello friends, This email will provide information on the broadcasts for the next two weekends (47 and 48)
Hello friends, Last weekend’s reception was generally good except for the Sunday 2030-2100 UTC transmission on 7780 kHz from WRMI in Florida. Lately it has been heard well only in parts of the eastern half of the USA. On the… Leer más ›
If you enjoy decoding images, this weekend’s VOA Radiogram will include six MFSK32 images, five in color and one gray-scale. Here is the lineup for VOA Radiogram, program 120, 18-19 July 2015, all in MFSK32 except where noted: 1:28 Program… Leer más ›
