Friday, May 1, 2015 the Ham Video transmitter on board the Columbus module of the International Space Station was powered on and started transmitting in “Blank Transmission” (BT) mode.
In this mode, the transmitter is operated without camera. The digital TV signal is fully formatted, but the content of the video is black and the content of the audio is at zero level. From a technical perspective, the BT signal is all that is needed for testing and fine tuning ground stations.
The European network of chained ground stations is presently nearly complete. Six ground stations span the continent in “X” formation. For each ascending pass over Europe, four stations provide about ten minutes of solid copy and the same is true for descending passes:
Read Full Article:
Recent Posts
The Foxx-3 Transceiver – 80m, 60m, 40m, 30m, 20m versions available
Connections are as follows: antenna via 50 ohm BNC, power via 2 pin 0.1″ header, headphones via 3.5mm mono or stereo jack plug or 2 pin h... Read more
Comet HFJ-350M Portable HF antenna -9 Bands
The Comet FHJ-350M, Portable 9-Band, 1/4 wave base loading telescopic antenna for HF through 6M. Frequency can be changed by means of shorting plug. C... Read more
ARRL Field Day 2020 & Flambeau River State Forest Activation – Ham Radio Q&A
“This year’s ARRL Field Day adventure had me camping in the Flambeau River State Forest located in Northwestern Wisconsin and running as a... Read more
MFJ 994B InteliTuner Automatic Antenna Tuner
MFJ-994B, 600 Watt Intelli-TunerTM! automatic antenna tuner with new 10,000 VirtualAntennaTM Memories. Like MFJ-993B but handles 600 Watts SSB/CW, mat... Read more
Warning: file_get_contents(https://plusone.google.com/_/+1/fastbutton?url=https%3A%2F%2Fqrznow.com%2Fiss-hamtv-now-transmitting-on-2395-mhz%2F): failed to open stream: HTTP request failed! HTTP/1.0 404 Not Found
in /home/qrznow/public_html/wp-content/themes/goodnews5/framework/functions/posts_share.php on line 151
