dg0opk Lists equipment used [SDR console , has beacon AFC-Lock , specially designed for the Sat used the band edge CW beacon to lock qrg] Peak Data Rate: 3500bps setup using: TCXO LNB with software dr

#VARA

VARA -SAT- Dynamic net facility This puts portable operation , from low power non gps locked systems on the table Latest version , contains an interrogator , which, produces a response from the wanted

#VARA

Andy Yes its bit clunky , but , the intent was/is to provide , fast one-2-one comms , with file transfer , good reports are being received from the E-Com users , a new version overcomes a unexpected l

#VARA

IS0GRB Winlink Server on QO-100 (Dial 10489635.0 USB) PR8KW Successful test of E-mail and File transfer, have been completed by PR8KW , using the WIN-Link ground station provided by IS0GRB Test's and

#VARA #sat

Andy, I think you may find , the new 'Chat' application , quite novel, in that it gives access to the modem at all speeds , but , I for one cannot type that fast ! , running the 'chat app , calls the

#VARA

Posted to the VARA group this morning , announcement , new VARA V3-0-2 has been released , in addition , two other applications are released :- VARA Terminal : , allowing connection to BPQ servers , d

#VARA

Q Is this process automated now, batch file ect ? or still in the above, step by step format ? Tnx-Graham g0nbd

Tnx Ev, I thought as much , The identical time stamp is indicative of a simultaneous 'off air' decode one station, one call , then that's open to random noise , note the rx time stamp is from the deco

#opera

Usually , Opera has its share of ' odd calls on 136 KHz and occasionally 477 However, one decode of the call AA0AAA , occurred at 0801 , all Rx stations , monitoring off air 10GHz down link I can find

#opera

Most side band filters are asymmetric, with sharp cut to the carrier frequency and a lesser slope to the higher/lower cut off frequency , Or, as racal did with the ra6790 and move the oscillators abou

#FT8 #qrm #lsb #20m

Off air , 10GHz down link spots 14:23 1296600 SV8RV de PA1SDB Op05 1264 mi -15 dB F:0% in [D] Appingedam 1500,0 Hz 14:23 1296600 SV8RV de .PA3GYK Op05 1220 mi -13 dB F:2% in [D] Rosmalen 1457,0 Hz 14:

#opera

Data showing 1430 in listing ? G,

#digital

First live Two way QSO's reported on 10.489606 GHz Down link frequency Between PA1DSB and SV8RV , QSO using off air 10 GHz Rx each side of the qso and 1 meter . and 94 cm dish tx/rx , { ROS is listed

#ros #sat #qrp

Hi Siegfried, Yes, the power levels are quite unexpected , at the moment , 100 mW to 95 cm dish is producing - 5 db s/n/ , with 25 % signal loss , we don't know , if the 'spread/loss is from the 2.4 ,

#ros #sat #qrp

First ROS test over QO-100 Sat #ros #sat #qrp PA1SDB Condcted a QRP test over the Sat link, using the goonhilly web-based sdr for RX Of ROS-4 and Thor-4 data modes Using a carrier level of 1.5 mW , to

#ros #sat #qrp

As the reporting , was based on the PSK-Map format , which in turn was invented to report HF propagation , by way of PSK31 activity .. As the number of bands in use increased, the limits of the report

#opera

Something has just occurred to me, the contents of this are very similar to another exchange with the FCC https://www.rrmediagroup.com/News/NewsDetails/NewsID/17667 one and the same ? 73-Graham

#fcc

Steve, Point taken, The test shows transfer P4 at 19,600 2 min 46 sec VARA at 24,700 2 min flat in 2.2 kHz b/w 30% speed increase, with a lower power budget , This meet the only real test , data trans

#fcc

Kolarik contended in his petition that FCC action stemming from ARRL’s 2013 “symbol rate” Petition for Rule Making could increase congestion (i.e., interference) problems. In July 2016, the FCC in WT

#fcc

Continuing tests over the sat link, some issues with using the web-sdr link for data has been observed, [ nb , slight loss of absolute sensitivity, would appear to be a feature of using and of the web

#opera