DARPA, through its Innovative Vacuum Electronic Science and Technology (INVEST) program, aims to develop the science and technology base for new generations of more capable vacuum tube electronic devices (VEDs).
Those microwaves that heat the food in your microwave oven come from a magnetron, the vacuum tube that made radar possible in the first half of the 20th century. Traveling wave tubes (TWTs), not solid-state amplifiers, generate the strong electromagnetic signals in communication satellites because of their exceptional on-orbit reliability and high power efficiency. Tubes are not dead!….READ MORE
Seychelles Polish operators SP6EQZ, SP2EBG, SP2GKS, SP3CYY, SP6FXY, SP6JIU and SP9FOW will be active from Mahe, Seychelles as S79SP between October 3-... Read more
When Should You Get a HAM License ? NOW! by Staff Writer Read this Great Article from p2t2solutions.com : Read more
WRTC 2018 eV, organizer of the World Radio Sport Team Championship in 2018 would be to be able to announce that Spiderbeam is the antenna supplier for... Read more
This revolutionary antenna consists of 6 trapless monoband logs on a single 30’ boom and 13 full size elements. Computer optimization gives full monob... Read more
CloudIQ The Cloud-IQ is the latest high performance software defined receiver from RFSPACE. The Cloud-IQ offers two modes of operation.... Read more
UV-5RX3 Baofeng Radioddity Radioddity has partnered with Baofeng to create the model UV-5RX3 ham radio handheld, covering the 2-meter (144-148 MHz), 1... Read more
Listed here are W1AW code practice transmissions for the dates and speeds indicated. The files are in MP3 format, playable using Windows Media Player,... Read more
“Bielefeld / Herford. Matthias Oesterwinter is someone who is bringing actually not as fast from the rest. This is since last Wednesday differen... Read more
Download NASA Sounds Here’s a collection of NASA sounds from historic spaceflights and current missions. You can hear the roar of a space shuttl... Read more
NASA Commentator Lori Meggs at the Marshall Space Flight Center talks to a group of students who had the unique opportunity to ask questions to astron... Read more
Late on Friday night I decided to get out on Saturday for some SOTA activity. Several operators had placed Alerts for activations, so there was the ch... Read more
The August edition of Digital QST is now available for viewing on your desktop or laptop. Click here to view the issue. It is also available for readi... Read more
Tad Cook, K7RA, in Seattle, reports: Solar activity remains very low. Over the past 2 weeks, only 4 days had visible sunspots, so the average daily su... Read more
Wouxun KG-879 Description of Features 1. DTMF encoding and decoding 2. 105 groups DCS / 50 groups CTCSS 3. Wide /narrow bandwidth 4. Selection 5. ANI... Read more
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S79SP – Seychelles
When Should You Get a HAM License ? NOW!
Spiderbeam antenna supplier for WRTC 2018
The New Hy-Gain BOLP-1013 Band Optimised Log Periodic Array by G0KSC
CloudIQ – The next chapter in #connected software defined radios
![Baofeng Radioddity UV-5RX3 [ PART1 ]](https://qrznow.com/wp-content/uploads/2018/10/28-120-315_01_17445992-6dac-43cf-88d6-7dee59643e17_1024x1024-190x122.jpg)
Baofeng Radioddity UV-5RX3 [ PART1 ]
W1AW Morse Code Practice MP3 Files
Justin Bieber gets Class A ham radio license
Amateur Radio Ringtone from NASA
Hamming it up on Space Station
An unpleasant surprise during a day of SOTA
The August Edition of Digital QST is Now Available!
The K7RA Solar Update
Wouxun KG-879 Multifunctional wireless handheld two way radio
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