[Moon-net] SDR @ JT65 any way?
DG0OPK
dg0opk at arcor.de
Sun Dec 17 04:10:00 CST 2006
Many Thanks for all answers ...
very great i think there is a good way for working random....in the
future...also with JT65.
I will try more in the new year but i am very busy at the time.... (not
so many days until christmas HI)
Best season greetings then to all and all the best for 2007
73 de michael dg0opk
Joe Taylor schrieb:
> Hi Michael and All,
>
> DG0OPK wrote:
>> anyone use SDR for decoding/monitoring JT65 on the IF..of TRX....or a
>> complete SDR??
>>
>> i want to try to expand the TOY for monitoring 144.070 ....144.170 on
>> the IF of my TRX at 10.7 MHz...
>>
>> http://www.qslnet.de/member/dg0opk/sdr.html
>>
>> is it a way to go??? is there any possibilty (or planned) to click and
>> decode JT65 or other modes???...this would be very exiting!!!
>
> I have written a computer program that is tentatively called "MAP65".
> It is presently in an early stage of development, but already it does
> many of the things you are thinking about -- and more besides.
>
> MAP65 runs together with a slightly modified version of Linrad. The
> present version assumes that you have X-pol antennas and a wide Linrad
> bandwidth. I use the Antennspecialisten WSE converters and a Delta 44
> sound card, so I have 90 kHz of usable bandwidth and full
> digitally-steerable polarization capabilities on receive.
>
> Instead of decoding JT65 signals at a particular operator-selected
> frequency and operator-selected Rx polarization, MAP65 attempts to
> detect and decode *all* JT65 signals in the passband. For each detected
> signal it determines the correct DT, DF, AFC parameters, and matching
> polarization angle. It then decodes the messages and presents them to
> the operator in the form of a "band map".
>
> I have been testing the program using some data recorded by Linrad
> between 0745 and 0800 UTC on November 11, 2006, during the second
> weekend of the ARRL EME contest. I was transmitting during the minutes
> 0747, 0749, 0751, and 0753. The program output for the remaining 11
> minutes (sorted in order of increasing frequency and then increasing
> time) is appended to the end of this message.
>
> Among many other interesting things in the program output, you can see
> that I worked WA8CLT on 144.131 by tail-ending his QSO with S52LM. You
> can see that F6HVK called me at the end of my QSO with WA8CLT (which is
> somewhat embarrassing, as I did not work him in the contest). I must
> have missed his call at the time. Oops! Sorry, André; MAP65 was written
> after the contest was over ;-).
>
> I have arbitrarily limited the output here to signals that were -25 dB
> and stronger on the WSJT scale. There are additional detectable signals
> at weaker levels. To reduce clutter, I also do not show shorthand
> messages in this list.
>
> MAP65 is not yet a mature program, but it is already good enough to be
> an remarkably useful operating aid. Together with suitable hardware and
> the Linrad "digital front end", it makes it possible to keep track of
> what's going on over the whole EME subband -- in my case, from 144.080
> to 144.170. I can see who is on, who they are working, who is calling
> CQ, etc. It's something like having nearly 100 receivers and 100
> computers running WSJT and tuned to successive 1-kHz-wide "channels".
> Better still, each receiver automatically finds the polarization of each
> detected JT65 signal, and matches it by properly combining signals from
> the xpol antenna.
>
> I am working with Leif to make MAP65 (or whatever it will be eventually
> be called) a standard add-on feature for Linrad. If you have ideas or
> suggestions on how to make its capabilities most useful, please let me
> know -- on Moon-Net or the Linrad reflector, preferably, or off-list if
> you wish. I am sure there are many good ideas I have not thought of.
>
> With best holiday wishes to all,
>
> -- 73, Joe, K1JT
>
> ############################################################
> MAP65 output for 0745-0800 UTC, 11 November 2006
> ############################################################
>
> Freq DF DT Pol Sync dB UTC Message
> --------------------------------------------------------
> 144.103 -178 2.9 138 6 -20 0748 CQ EA3DXU JN11
>
> 144.103 138 2.7 56 3 -22 0746 DK5EW W3SZ FN20
>
> 144.110 -109 2.3 135 2 -22 0750 FPQ HS 73
>
> 144.110 -53 3.1 157 3 -20 0752 LX/PA3FPQ IW4ARD
> 144.110 -50 2.9 169 3 -20 0754 LX/PA3FPQ IW4ARD
> 144.110 -50 2.7 157 3 -21 0756 FPQ ARD RO
> 144.110 -50 2.7 156 2 -20 0758 FPQ ARD 73
>
> 144.110 -12 1.3 10 4 -22 0745 KDA FPQ RRR
> 144.110 -15 1.2 107 1 -23 0755 IW4ARD LX/PA3FPQ OOO
>
> 144.110 -9 2.7 59 3 -21 0746 LX/PA3FPQ W0HP
>
> 144.110 243 2.8 103 1 -21 0756 LX/PA3FPQ AA7A
>
> 144.111 -101 2.8 132 13 -18 0759 CQ HB9Q JN47
>
> 144.114 34 2.5 11 3 -20 0748 CQ IK3MAC JN55
> 144.114 31 2.4 63 4 -20 0750 RA4HCN IK3MAC JN55 OOO
> 144.114 25 2.4 54 5 -20 0756 CQ IK3MAC JN55
> 144.114 19 2.5 18 2 -20 0758 CQ IK3MAC JN55
>
> 144.116 -115 1.7 166 5 -24 0746 DL8EBW UA9HK MO99
> 144.116 -115 1.7 169 4 -23 0748 DL8EBW UA9HK MO99
> 144.116 -115 1.8 170 1 -25 0750 DL8EBW UA9HK MO99
> 144.116 -112 1.8 176 4 -25 0752 DL8EBW UA9HK MO99
> 144.116 -112 1.8 168 4 -22 0754 DL8EBW UA9HK MO99
> 144.116 -109 1.8 166 4 -23 0758 DL8EBW UA9HK MO99
>
> 144.118 -76 3.8 132 6 -19 0745 DJ9CZ RA3AQ KO85 OOO
> 144.118 -76 4.0 155 6 -19 0755 QRZ RA3AQ
> 144.118 -76 4.0 165 5 -19 0757 QRZ RA3AQ
> 144.118 -79 4.1 163 7 -19 0759 OH6KTL RA3AQ KO85 OOO
>
> 144.123 -494 6.2 150 1 -22 0758 RK3WWF I1ANP JN44
>
> 144.123 -306 2.8 165 4 -20 0746 RK3WWF SV8CS KM07
> 144.123 -309 2.9 165 5 -21 0748 RK3WWF SV8CS KM07
> 144.123 -309 2.9 169 4 -22 0750 RK3WWF SV8CS KM07
> 144.123 -309 2.6 164 5 -22 0752 RK3WWF SV8CS KM07
> 144.123 -306 2.8 173 4 -21 0754 RK3WWF SV8CS KM07
>
> 144.123 -189 2.7 167 1 -21 0755 CQ RK3WWF KO72
> 144.123 -189 2.7 172 3 -22 0757 CQ RK3WWF KO72
> 144.123 -189 2.7 172 2 -21 0759 CQ RK3WWF KO72
>
> 144.123 139 2.7 159 4 -20 0758 RK3WWF N5KDA EM41
>
> 144.124 244 2.6 76 1 -20 0754 CQ K7MAC DN13
> 144.124 250 2.7 59 3 -20 0756 CQ K7MAC DN13
> 144.124 247 2.6 76 4 -21 0758 CQ K7MAC DN13
>
> 144.125 -255 4.3 88 3 -22 0752 YO9FRJ EB1DNK IN62
> 144.125 -255 4.1 90 4 -24 0754 YO9FRJ EB1DNK IN62
> 144.125 -255 4.4 92 3 -22 0756 YO9FRJ EB1DNK IN62
> 144.125 -255 4.3 88 2 -21 0758 YO9FRJ EB1DNK IN62
>
> 144.125 55 1.5 175 7 -19 0745 CQ YO9FRJ KN34
>
> 144.126 -221 2.8 0 7 -21 0755 K6MYC RN4AT LN29
> 144.126 -224 2.8 3 2 -22 0757 K6MYC RN4AT LN29
>
> 144.126 -42 2.9 161 4 -23 0759 KB8RQ UA9FAD LO88
>
> 144.126 289 2.3 175 10 -19 0746 WA8RJF K6MYC DM07 OOO
> 144.126 289 2.3 0 11 -19 0750 UA9FAD K6MYC DM07 OOO
> 144.126 289 2.3 5 6 -19 0752 UA9FAD K6MYC DM07 OOO
> 144.126 292 2.3 10 7 -19 0754 F6APE K6MYC DM07 OOO
> 144.126 292 2.2 177 10 -18 0758 RN4AT K6MYC DM07 OOO
>
> 144.127 -96 3.5 172 3 -20 0759 KB8RQ UA9SL LO71
>
> 144.127 340 2.8 149 3 -20 0752 SP2JYR KB8RQ EM79 OOO
> 144.127 340 2.7 129 4 -19 0754 SP2JYR KB8RQ EM79 OOO
>
> 144.128 222 2.6 72 3 -22 0746 CQ AA1YN FN43
> 144.128 219 2.7 61 2 -24 0748 CQ AA1YN FN43
> 144.128 219 2.7 69 3 -23 0750 QRZ AA1YN FN43
> 144.128 219 2.7 65 3 -22 0754 CQ AA1YN FN43
> 144.128 213 2.7 59 1 -24 0758 CQ AA1YN FN43
>
> 144.130 27 3.8 46 3 -19 0755 CQ IK1UWL JN33
> 144.130 18 4.0 40 7 -20 0757 CQ IK1UWL JN33
>
> 144.131 44 1.9 128 8 -21 0754 K1JT F6HVK JN27
> 144.131 44 2.0 127 1 -20 0756 K1JT F6HVK JN27
>
> 144.131 105 2.9 156 5 -20 0745 WA8CLT S52LM JN65 OOO
> 144.131 111 2.9 149 1 -22 0755 CQ S52LM JN65
> 144.131 111 2.9 155 10 -20 0757 CQ S52LM JN65
> 144.131 111 2.8 152 8 -20 0759 CQ S52LM JN65
>
> 144.131 319 2.6 100 3 -20 0750 K1JT WA8CLT EN80 OOO
>
> 144.139 88 4.0 153 10 -19 0745 CQ EA6VQ JM19
> 144.139 68 2.6 154 14 -20 0759 CQ EA6VQ JM19
>
> 144.141 174 2.9 142 1 -21 0755 CQ EA3DXU JN11
> 144.141 174 2.9 137 6 -19 0757 CQ EA3DXU JN11
> 144.141 169 2.9 139 7 -20 0759 CQ EA3DXU JN11
>
> 144.155 451 3.3 55 2 -23 0748 CQ N0AKC EN44
> 144.155 454 3.3 53 3 -24 0746 CQ N0AKC EN44
>
> 144.156 -221 0.0 11 1 -26 0755 N0AKC W3SZ FN20
>
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