All: The plots below show the HF path simulator results for VARA. The ARDOP data shown in each plot was compiled using the same path parameters and added for comparison. Plot 1 shows the path simulato

New version VARA 2-2-0 NB Now incorporates , planned system changeover date , New version will activate 5 April at 23:59:59 local time New version remains compatible , with previous issue , prior to c

The Icom is working much better than the Flex with VARA. 50 watts on 40M to Arkansas. Andy K3UK RMS Trimode 1.3.18.8 K3UK has 228 minutes remaining with KB5LZK [WL2K-5.0-B2FWIHJM$] ;PQ: 32466896 CMS v

Hello, ARIM v1.7 is available for download: https://www.whitemesa.net/arim/arim.html#inst Bug fixes, point to RPM build instructions. Details in change log excerpt below. Files are also available at t

Interesting 2 meter Aircraft Scatter experiment in southern Spain Posted by EA5GZY & EB5AL ( http://hamlincs.blogspot.co.uk/ ) Using Opera and 'Air Scout predicting software , Reliable 200 miles +deco

Andy: Your VARA setup responds to calls, but there seems to be a timing issue. Are you using a Signalink or something else that might cause latency? Your 40 meter signal is loud and clear as of 22:00z

Hi Andy, I have tried your RMS station 2 times this morning in VARA and I saw your station replied but my station wasn't seeing your replies. I think they were too late so my station was still trying

All: After spending many hours testing VARA, on-air and via the path simulator, it does seem capable of Pactor-III speeds. It will often maintain 3000 bps when subjected to moderate path conditions (s

I really liked the older vision of VARA that had a HF Gateway otion for use with Winlink. The new versions have taken this out. Does anyone else see the potential usefulness of having the ability to e

All: After much experimentation, I am now able to run HF path simulations with Vara, ARDOP and other ARQ modes. The setup consists of 2 PC's along with VAC to route the audio between the path simulato

All From VARA group, New version 1-9-1 released , issues round gateway scanning times have been addressed , new version 1-9-1 deployed and functioning. 73-G, ''I have done changes in the VARA protocol

Pour les francophones: la version en français de ce message se trouve sur mon site (http://f6cte.free.fr). Il suffit de cliquer sur le lien "Principales modifications (courriel avertissant de la sorti

https://www.dropbox.com/s/zz782s53w92xb17/SKIPNET.zip?dl=0 HF SKipent Roster. All are welcome. Join today.. 73 Jerry N9LYA

Begin forwarded message: From: Jose EA5HVK <josealbertonietoros@...> Date: March 19, 2018 at 6:24:30 PM CDT To: VARA HF Modem <VARAHFModem@...> Subject: VARA and ARDOP Path Simulator comparison Reply-

I was quite convinced when I connected on 20M to N5TW we would quickly dump each other. There were many exchanges where I could not even hear N5TW but small packets of data were passed . Sometimes as

7038 ALL de N7ZDR (United States): Beacon Op2 in Garland, Utah 25w + 160 loop Just one station in USA , sending on 7038 , any takers ? Opera download, same site as VARA 73-Graham

Hi all, Question. As I purchased a HackRF resently, I am interested to learn more about FSK, ASK, PSK, multi-carrier, ... modulation / demodulation (in combination to gnuradio). Does anybody have any

Hello, ARIM v1.6 is available for download: https://www.whitemesa.net/arim/arim.html#inst When operator presses ESC to cancel an operation, print trace to Traffic Monitor view and log file to record t

Hi Kim, Good experiment with the image sent normal and half speed. The second show at 2330 UTC reception, S30 was much better than at 2030 UTC show S5 here near Philadelphia. Here are the two images.

So I was able to get the latest Winlink Express beta working for everything except VARA (I hit too many snags with VARA's dependencies on MS Visual Basic) on OSX and Linux Mint. ARDOP launches and con