Mark the Date! E-SKIP Has Started!

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trace1

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I remember hearing CHP a few times back in the late 80's when I was living in SE Alabama. I think they were either in the 39MHz or 42MHz range, but it has been such a long time ago I'm not sure. Now that was pretty cool hearing CHiP units all the way here in 'Bama!!!

Haven't messed around with low-band stuff in a good long time now, maybe I need to check it out again. However I've been picking up some VHF and UHF "skip" on Public Safety, Military, and 2 meter freqs. as well as 800MHz (NPSPAC frequencies).
 

psr600md

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milair is used in low band 30-65 40.90wisconsin ng helos,41.95 comm A10 freq.and CHIL ## B52 flights have been on 32.85 a few times up here air to air.
no chp yet,just some stuff from back east today.it might get better later today/unless we get a storm.
 

ka3jjz

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It's a little misleading to suggest that the Es (as it's sometimes abbreviated) season 'starts'. It's most often found in the summer and winter months in the Mid Atlantic, but it can happen anytime. The mechanisms behind Es and what causes it aren't well understood, and are constantly being debated.

This article is somewhat technical on the subject, but there's enough general discussion here that it's a very good read. By the way, 'VUD' is a common abbreviation for the VHF-UHF Digest, a publication of the Worldwide TV FM DX Association...

Mid-Latitude Sporadic-E (Es) - A Review

73 Mike
 

SOFA_KING

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It is not misleading. People have been observing the start and end of this season for many years. Yes, there are times when Es happens outside of the summer season, and we all know the winter season as well, but in general there is a time when openings are far more frequent. I mark that as the start of the season. Of course the peek of the season has insane openings that happen nearly every day (many twice a day...some all day) and are widespread. But the season starts and ends like someone turned on/off a switch, and are pretty much dead outside of that.

I read that "paper". Is that some college kids paper? The main problem I see with the data on that paper is the TV/FM Broadcast association. What happens between 28 - 54 MHz is far different from what happens on FM broadcast frequencies. Openings above 56 MHz are fewer in number (I also DX low band TV...far more infrequent to get good openings on). Openings below 50 MHz are much more common. And during the peak of the season's openings VHF Hi band opens on rare occasion. Very short skip on lower frequencies happens at the same time (300 miles or less). I really like those short skip days! The shortest DX I have worked was 200 miles on 6m. I wonder if 10m would have been even shorter!

I'm not out to debate what causes Es, or even argue seasons. I'm just reporting it how I have been seeing it for more then 35 years now. When F skip mixes with E skip, it gets crazy. It is often hard to tell what layer is refracting those 1400 mile hops! Who cares? It is all fun!
 

psr600md

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It is not misleading. People have been observing the start and end of this season for many years. Yes, there are times when Es happens outside of the summer season, and we all know the winter season as well, but in general there is a time when openings are far more frequent. I mark that as the start of the season. Of course the peek of the season has insane openings that happen nearly every day (many twice a day...some all day) and are widespread. But the season starts and ends like someone turned on/off a switch, and are pretty much dead outside of that.

I read that "paper". Is that some college kids paper? The main problem I see with the data on that paper is the TV/FM Broadcast association. What happens between 28 - 54 MHz is far different from what happens on FM broadcast frequencies. Openings above 56 MHz are fewer in number (I also DX low band TV...far more infrequent to get good openings on). Openings below 50 MHz are much more common. And during the peak of the season's openings VHF Hi band opens on rare occasion. Very short skip on lower frequencies happens at the same time (300 miles or less). I really like those short skip days! The shortest DX I have worked was 200 miles on 6m. I wonder if 10m would have been even shorter!

I'm not out to debate what causes Es, or even argue seasons. I'm just reporting it how I have been seeing it for more then 35 years now. When F skip mixes with E skip, it gets crazy. It is often hard to tell what layer is refracting those 1400 mile hops! Who cares? It is all fun!

my thoughts too.
no skip here on 05-01-10
see what kicks today.
 

kruser

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4/23/10

4:45 PM EST

Hearing NC SP on 42 MHz and MD on 39 MHz. Even hearing NC mobiles in SE FL. And now Ulster County NY Fire dispatch on 33.48. Yea! Low Band skip is back!

I say, "Its low band or no band!" :D

Phil :cool:

UPDATE: MOHP now on 42 MHz (6:00 PM EST).

Hot Dog! I'm finally getting some skip here in St. Louis, MO and at 9 PM at night at that!
I'm hearing North Carolina base and mobiles!
It seems to have already died but lasted about 20 minutes. Very Cool as it has been a looong time for me!

42.600 and 42.800 using the PL tones (173.8) in your low band Win500 file.
 
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kruser

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I'm over by KC and I'm hearing California HP on 39.680 right now.

I've not heard a peep out of anything west of me. I did search a bunch across the 39 MHz range that CA uses but nothing.
I also sat on 39.680 for a half hour but no joy. I think the times are getting better each day so hopefully not long before I get some west coast and mexico action!

I did tune down to CB channel 38 LSB mode and was getting strong signals out of Virginia here in St. Louis and then some FM mode repeaters in the 10 meter ham band. I could never catch any calls though.

I miss the old days of working 11 meter SSB mode on channels 36 through 40 and 16. Even though it was CB, I had some good long conversations with several technically educated people back in the day. I never got into the AM stuff but we would switch to AM and FM after making a SSB contact just for fun every so often. We had a good size local group here that talked nightly on USB channel 39. The good old days!

Maybe tomorrow night will bring us even better conditions.
I used to be able to pickup Lee's Summit dispatch from here years ago but I'm sure it was a form of ground wave as I never heard the mobiles from out your way. I could often hear mobiles around Rolla though but that was when I had a tower and a lot less local noise (computers and all the stuff that goes along with them!).
Tomorrow if conditions return then I'll turn all electronic equipment off. Tonight I was not prepared for this late night skip.
 

nd5y

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05/04/2010 about 0900-0930 CDT:

40.33 PL 103.5 unknown repeater. sounded like Canadians
40.53 SNOTEL data
40.67 sounded just like SNOTEL data but haven't seen this freq before
44.58 BNSF ELOS data
44.94 CHP?
45.36 unkown
 

psr600md

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05/04/2010 about 0900-0930 CDT:

40.33 PL 103.5 unknown repeater. sounded like Canadians
40.53 SNOTEL data
40.67 sounded just like SNOTEL data but haven't seen this freq before
44.58 BNSF ELOS data
44.94 CHP?
45.36 unkown

that 40.33 repeater if thats the same one that was running in 01 the inputs 33.90
 

SOFA_KING

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Good night last night. Worked 29.620 NYC with my 5 watt MT1000 HT with the standard rubber duck!

And the night of May 3rd I was in Jacksonville and heard NCSP and MOHP on an 18" whip antenna. The coax on my 54" whip broke...no more mag mounts! I'm ripping a hoe in the roof for a HF NMO mount! Time to put my 6m Motorola Mitrek back into service. ;)

The bands are looking good...very good.
 

kruser

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Good night last night. Worked 29.620 NYC with my 5 watt MT1000 HT with the standard rubber duck!

And the night of May 3rd I was in Jacksonville and heard NCSP and MOHP on an 18" whip antenna. The coax on my 54" whip broke...no more mag mounts! I'm ripping a hoe in the roof for a HF NMO mount! Time to put my 6m Motorola Mitrek back into service. ;)

The bands are looking good...very good.

Way to go on your 10M 5 watt contact!
I only heard NC on the 3rd on low band but I was getting a lot of chatter out of Virginia on 11 meter channel 38 LSB. I often check 11 meters as it can be a good indicator for me that things are opening up although many times the MUF never goes much higher and often does not even make it up to 10 meters.
I did hear a lot of 11 meter SSB traffic out of your neck of the woods last night around 11PM your time. The FL guys were talking with guys in my town.
The bands never opened up above 10 meters here last night so no low band again.
I've been watching some of the other low band intercept posts around this board and some guys are having great results so times are a changing for the better it looks!

What model HF antenna are you getting for mobile use?
I also need to install an NMO mount but I'm worried about height as it will be on an Expedition which is a fairly high vehicle. I don't drive around in parking garages much though so I guess it would be ok.
Still curious as to which mobile HF antenna you are looking at.
I had an old ball and spring and whip cut for 42.0 MHz. It came from a radio shop that sold equipment to the state years ago but I'll de damned if I can find it. It was the exact setup they had on the troopers cars back then. I guess they still use the same 1/4 wave whips to this date but I can't say I've looked at a new model trooper car in years so things may have changed over the last 20 or 30 years:)
 

mancow

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I probably heard you. Did you hear the guy that sounded drunk and people were making fun of him?


Good night last night. Worked 29.620 NYC with my 5 watt MT1000 HT with the standard rubber duck!

And the night of May 3rd I was in Jacksonville and heard NCSP and MOHP on an 18" whip antenna. The coax on my 54" whip broke...no more mag mounts! I'm ripping a hoe in the roof for a HF NMO mount! Time to put my 6m Motorola Mitrek back into service. ;)

The bands are looking good...very good.
 

Caesar

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Lexington, SC
10M going great, talking to a guy in Central America and Canada 28.427 and we all hear each other, nice North/South propagation today and last few days on 10M...
 

psr600md

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05-05-2010

after last night storm,today all day the only thing in was 40.53 snotel
then at 730pm cdt
42.16/42.20 miss hp
42.94 42.64 42.82 42.86 nchp
ne wisconsin
 

SOFA_KING

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What model HF antenna are you getting for mobile use?
I also need to install an NMO mount but I'm worried about height as it will be on an Expedition which is a fairly high vehicle. I don't drive around in parking garages much though so I guess it would be ok.
Still curious as to which mobile HF antenna you are looking at.
I had an old ball and spring and whip cut for 42.0 MHz. It came from a radio shop that sold equipment to the state years ago but I'll de damned if I can find it. It was the exact setup they had on the troopers cars back then. I guess they still use the same 1/4 wave whips to this date but I can't say I've looked at a new model trooper car in years so things may have changed over the last 20 or 30 years:)

I am putting a full 1/4 wave 6m thin whip NMO dead center in the roof (with a metal shock spring). Maxrad whip, and Antenna Specialists base and spring. Looks sharp and works much better than any base loaded model. If you are looking for a good 10m antenna that is somewhat shorter and NMO mounted, the Motorola Spectrum antenna for 30-39 MHz works very well on 10m...almost as well as the full 1/4 wave I ran back in the day. Many troopers use these now, although I love the look of the old ball and spring.

I have a High Sierra screwdriver for HF that mounts in the tow hitch. It works well there. 10m is covered, as is HF down to 80m.

I love the old ball and spring mounts. I'm getting a new work truck soon and want to put one 10m on one side, and a 6m on the other...if my boss is ok with that. He is a ham as well. Then I want to run a Mitrek on 10 and a Mitrek on 6. I have a LB Syntor X9000, but I think the Mitreks are much better radios.
 
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