Beast MkII - firmware V1.41 In excellent working condition. Built by myself - hence green and yellow LEDs juxtaposed as per Guenther's confusing instructions. ...
1468
Andrew Rich
vk4tec
May 17, 2013 8:41 pm
Nope Sent from my iPhone Andrew Rich...
1466
Andrew Rich
vk4tec
May 17, 2013 2:22 pm
In our country ii code is from 1 to 15 for radar 0 is reserved for broadcast Sent from my iPhone Andrew Rich...
1465
avignonmimi@...
avignonmimi...
May 17, 2013 2:05 pm
I read a note on the ICAO document: 3.1.2.3.2.1.4 If replying to an All-Call or Mode-S All-Call, then the II and SI codes shall be 0. So I was in error, and...
1464
esurk2001
May 17, 2013 12:54 pm
AWACS is supposed to be II-15. But there are more and more units that may not be coordinated anywhere and seek a code as they like. I would say marine vessels...
1463
Tom Wylie
tomwylie15
May 17, 2013 10:20 am
AWACS I believe are II-15 Tom...
1462
Mike Jackson
nzgolly
May 17, 2013 10:14 am
Could it be an AWACS aircraft? Regards, Mike To: ModeSBeast@yahoogroups.com CC: avignonmimi@... From: tgwylie@... Date: Fri, 17 May 2013...
1461
Tom Wylie
tomwylie15
May 17, 2013 9:06 am
Yes, I guess that about sums it up. SI-63 is a correct code, though I just dont know where its allocated to. Doesnt look like anywhere in the UK, so...
1460
Guenter Koellner
dl4mea
May 17, 2013 7:32 am
My problem unfortunately is that with my round about range of 225nm I have plenty of double II/SI... So using Beamfinder is a very limited option here. ...
1459
TJ1AG
f5ann
May 17, 2013 7:28 am
The actual version of PP (6.3.7) give a perfect view of the sweaping beam of the radar for each II/SI selected code. If you have a ramdom display for an II/SI...
1458
TJ1AG
f5ann
May 16, 2013 9:37 pm
Hi, FAA documentation is based on official internationnal specifications from ICAO. This 280 pages document “ ICAO annex 10 volume IV “ is the reference...
1457
avignonmimi@...
avignonmimi...
May 16, 2013 8:23 pm
Interesting video. Is that an earlier version? I ask because mine just puts "blobs" on the screen. My blobs look like a Christmas Tree, as the planes all blink...
1456
avignonmimi@...
avignonmimi...
May 16, 2013 8:18 pm
Correct, this only applies to DF11 replies to an Interrogator. The aircraft themselves also "squitter"; (broadcast) a DF11 every second or so. This is so...
1455
Andrew Rich
vk4tec
May 16, 2013 7:06 pm
Please consider broadcast where ii is 0 Sent from my iPhone Andrew Rich ... Please consider broadcast where ii is 0 Sent from my iPhone Andrew Rich On...
1454
Guenter Koellner
dl4mea
May 16, 2013 5:47 pm
Hi, my opinion is that there are about 10% of wrong II/SI in the decoded frames - that number just from experience. Someone with a better basic on maths might...
1453
avignonmimi@...
avignonmimi...
May 16, 2013 5:40 pm
Salut, From the FAA: The transmit codes from the radar are defined as follows: – IC – 4 bits with values 0 to 15 - CL – 3 bits used as follows: * CL = 0...
1452
avignonmimi@...
avignonmimi...
May 16, 2013 5:21 pm
You would probably have to talk to the software author on this. Only he would be able to guess on a percentage. I would say less than 50% depending on aircraft...
1451
TJ1AG
f5ann
May 16, 2013 11:25 am
Hi, Sorry, but pictures have not been attached. Hi, ID (IC) are the 4 last bits of the 24 PI fields, but you need to consider last 7 bits for identification 3...
1450
TJ1AG
f5ann
May 16, 2013 7:22 am
Hi, ID (IC) are the 4 last bits of the 24 PI fields, but you nned to consider last 7 bits for identification 3 bits for CL and 4 bits for IC CL define the code...
1449
avignonmimi@...
avignonmimi...
May 15, 2013 8:16 pm
DF11 has both the IID and the ICAO ID exclusive OR'd with the parity. DF11 transmits both the ICAO ID, and the ICAO ID exclusive Or'd with the parity, thus...
1448
Tom Wylie
tomwylie15
May 15, 2013 10:56 am
I've had my beast for about 2 years and recently updated it and I guess its works as well as I could ever have expected so now I spend my time playing with and...
1447
fat_tony1954
May 13, 2013 11:48 am
... ========================================================= Günter, Installed and working well here in Co.Wicklow, Ireland. I'm seeing similar frame rates...
Salut, Those are some good numbers. I figure that since the planes are moving at hundreds of knots, 20m is pretty good for hobbyist airborne target tracking....
1444
Guenter Koellner
dl4mea
May 12, 2013 5:11 am
Hi, measuring the time difference between two GPS is quite difficulty, and of course with different methods one can have different results. Here is what I have...
1443
avignonmimi@...
avignonmimi...
May 11, 2013 9:17 pm
I was wondering how accurate a GPS time only type system would work. That is, each site equipped with a GPS and using the time from it. I was reading 20...
1442
Mark Daniels
markpinkfroot
May 10, 2013 1:58 pm
Thanks Tom, Appreciate the update. Sorry about the connector type mismatch! I'm away Wednesday for a couple of weeks and no rush at all. All the best, Mark ......
1441
Tom Wylie
tomwylie15
May 9, 2013 11:13 am
Mark the filter arrived this morning - thanks. Unfortunately it,s got an N type plug and socket. I have lots of N type cable adapters but not a socket...
1440
Tom Wylie
tomwylie15
May 4, 2013 2:22 pm
Thanks Mark thats really great of you. I'll let you know when it arrives. Again..... regards Tom ... Thanks Mark thats really great of you. I'll let you...
