Dear all, I am experiencing signal strength problems after refurbishing my HRPT dish set-up. If aerials and their design are your field (they certainly aren't...
8596
fpiering
Jun 1, 2009 12:37 pm
Gentlemen: The following was copied from today's AF Magazine Report here in the States. Looks like not everyone is happy (as mentioned on here previously) No...
8597
Andy Eskelson
g0poy
Jun 1, 2009 2:03 pm
First the timestep dish seems to be a different type than the old wefax dish. The basic dish is prob a parabola shape, but the wave then (if I understand your...
8598
brekaman
Jun 1, 2009 2:29 pm
It seems there is now a new type of cloud. See: http://news.bbc.co.uk/today/hi/today/newsid_8076000/8076805.stm Best Wishes Rob....
8599
Alan Banks
alanjamesbanks
Jun 1, 2009 4:04 pm
Hi Trevor This is a dead link ... Alan...
8600
Patrik Tast
patrik_tast
Jun 1, 2009 5:14 pm
Hi Rob, Do you know when the picture of the "new cloud" was taken 1st June at 10:00 UT? We should see it on HRPT, Metop or maybe even APT? Patrik ... From:...
8601
Trevor .
m5aka
Jun 1, 2009 6:53 pm
Hi Alan, In fact the entire MAREX website appears to have gone. No problem though as a solution is provided by http://www.archive.org/ It works with any broken...
8602
Patrik Tast
patrik_tast
Jun 1, 2009 8:19 pm
Hi Terence, In this image Jerry Martes describes the differences betveen an offset and the "usual dish" ...
8603
brekaman
Jun 1, 2009 8:20 pm
... Hi Patrik, Seems the clouds have always existed, it's just that someone has decided to give this type of cloud a name of it's own from what I...
8604
Moore, Robert
robertsmoore...
Jun 1, 2009 9:06 pm
The TV programme about the Cloud Appreciation Society showed a meeting with the Royal Meteorological Society where the claim was made for a new cloud type...
8605
Dale Hardy
dale_hardy2001
Jun 2, 2009 12:04 am
Terence, I have found using a number of 1" square mirrors mounted around and just inside the circumference of the dish, then pointed towards the sun gives a...
8606
Terence
minrifle
Jun 2, 2009 4:51 pm
... Dale, that's a really clever trick I'd not heard of. It's a little impractical at present, with the dish being mounted quite high on the roof (for which I...
8607
Terence
minrifle
Jun 2, 2009 5:10 pm
... Andy, Yes, just a wider segment from a larger parabola (I hope) ... I have just been told by someone that the old can feed had its effective focal point...
8608
Terence
minrifle
Jun 2, 2009 5:18 pm
Hello Patrick, both dishes were prime focus, so I assumed they were just varying sized segments of the same parabola. I have seen one or two off-set dishes...
8609
Patrik Tast
patrik_tast
Jun 2, 2009 6:50 pm
Hi Terence, Oh no, the yagis are small (4 x 700 mm long) and extremly light (~1 kg). I built my stack using copper wires and fiberglass tubes from old fishing ...
8610
Patrik Tast
patrik_tast
Jun 2, 2009 9:10 pm
FYI Terence, Please read the previous post from J. Jerry Martes email is jerrymartes@... if you want to contact him in person. Regards, Patrik ... ...
8611
Terence O'Hanlon ...
minrifle
Jun 2, 2009 10:30 pm
Thanks Patrik, I will put this intriguing method (also suggested by Dale) to the test because it will require the least initial disturbance of the dish...
8612
Dale Hardy
dale_hardy2001
Jun 3, 2009 12:19 am
Another "important" consideration, if you are using a helical feed, is a ' tuning stub ' mounted under the coil. Further improvements can be had by 'tuning'...
8613
Terence O'Hanlon ...
minrifle
Jun 3, 2009 6:35 am
Dale, the feed is the 'as issued' Timestep one on its original reflector plate. I've simply remounted it on another dish on longer support legs. If it's of...
8614
Terence O'Hanlon ...
minrifle
Jun 3, 2009 9:26 pm
To Dale and Patrik ( & Jerry), I now have the mirrors, but the eight-eighths smoke is getting in the way! Patience is a virtue so they say .................. ...
8615
geojohnt@...
wonker3_2000
Jun 3, 2009 9:36 pm
In a message dated 01/06/2009 13:37:37 GMT Daylight Time, fpiering@... writes: No One Happy Over NPOESS: Describing the tri-agency acquisition ...
8616
Moore, Robert
robertsmoore...
Jun 3, 2009 10:40 pm
I've been having problems posting to the MSG-1 list - so apologies for using the GEO list. Still in the throes of sorting out reception problems and I'm...
8617
David J Taylor
gm8arv
Jun 4, 2009 5:47 am
... Robert, I answered your post on the MSG-1 Yahoo group - it took a few hours to arrive. The HRPT data has indeed been excellent. I've been using the data...
8618
Malcolm & JoAnne Knap...
mknapman2002
Jun 5, 2009 3:04 pm
Hi everyone. Weather Graphics has produced a detailed analysis of the weather conditions that existed over the tropical Atlantic at the time Air France 447...
8619
Moore, Robert
robertsmoore...
Jun 5, 2009 4:01 pm
Folks may be interested in the following : http://www.weathergraphics.com/tim/af447/ it shows satellite imagery used alongside other data to create an...
8620
nigel
nigel_heasman
Jun 5, 2009 4:07 pm
Many thanks, Malcolm. It make very interesting reading and although I do not understand many of the technicalities, it does sound as if those poor folk on ...
8621
David J Taylor
gm8arv
Jun 9, 2009 4:57 pm
Folks, I have received the following announcement ______________________________________________________ The COMET Program is pleased to announce the...
8622
David J Taylor
gm8arv
Jun 10, 2009 9:16 am
Folks, I have received the following notice: ______________________________________ This Thursday (June 11th, 2009) Yahoo! Groups will be undergoing ...
8623
Moore, Robert
robertsmoore...
Jun 10, 2009 12:57 pm
Does anyone use the cloud mask CLM (in MPEF)? I have the feeling that this is only of use to the meteorologists for very specialised purposes, but do any of...
8624
unclebill on the farm
ve3nxk
Jun 10, 2009 3:48 pm
Is this something new or something like the European system.... Bill Booth sunny Sundridge, ON Visit my weather WebCam at...
