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Old December 28th 04, 05:42 PM
Rich Wood
 
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On 27 Dec 2004 19:09:43 GMT, "Mike Terry"
wrote:

WQAM has measured the problem and reported it to the Federal Communications
Commission, but the agency has no jurisdiction over a station in Cuba.

"We're telling people to write their congresssman," Corso said.


Since many people believe the Cuban high power operation is in
retaliation for the US' support of Radio and TV Marti, they should
write their congressmen and suggest the interference might go away if
Radio/TV Marti went away.

Rich

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Old December 29th 04, 12:16 AM
Peter H.
 
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Since many people believe the Cuban high power operation is in retaliation for
the US' support of Radio and TV Marti, they should write their congressmen and
suggest the interference might go away if Radio/TV Marti went away.


Lessee ...

Cuba was a signatory of NARBA (but later abrogated that treaty).

NARBA gave the United States 25 (count 'em) Class I-A clears, Mexco and Canada
each 6 Class I-A clears, the Bahamas one Class I-A clear (and a U.S. Class I-B
priority on that frequency), and Cuba one Class I-A clear (and a U.S. Class I-B
priority on that frequency).

All of this with no permissible foreign operations on any U.S. Class I-A clear
with the exception of 830 and 1030 to Mexico (limited to 5 kW ND, and limited
to Mexico, DF), for which the U.S. got 800 and 900 (limited to 5 kW ND, and
limited to Alaska) plus 1050 and 1220 (limited to 50 kW DA-1, protecting the
entire U.S.-Mexican border, and limited to New York City and Cleveland,
respectively).

The U.S. got many additional Class I-B clears, while Canada and Mexico got a
few Class I-B clears, whereas neither the Bahamas nor Cuba got any Class I-B
clears at all.

In view of this apparent disparity, what do you think the reaction of Castro
would, or should be?

And, all of this goes way back to 1939 ... long before Radio Marti.


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Old December 29th 04, 06:04 AM
Blue Cat
 
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"Peter H." wrote in message
...


Since many people believe the Cuban high power operation is in retaliation

for
the US' support of Radio and TV Marti, they should write their congressmen

and
suggest the interference might go away if Radio/TV Marti went away.


Lessee ...

Cuba was a signatory of NARBA (but later abrogated that treaty).

NARBA gave the United States 25 (count 'em) Class I-A clears, Mexco and

Canada
each 6 Class I-A clears, the Bahamas one Class I-A clear (and a U.S. Class

I-B
priority on that frequency), and Cuba one Class I-A clear (and a U.S.

Class I-B
priority on that frequency).

All of this with no permissible foreign operations on any U.S. Class I-A

clear
with the exception of 830 and 1030 to Mexico (limited to 5 kW ND, and

limited
to Mexico, DF), for which the U.S. got 800 and 900 (limited to 5 kW ND,

and
limited to Alaska) plus 1050 and 1220 (limited to 50 kW DA-1, protecting

the
entire U.S.-Mexican border, and limited to New York City and Cleveland,
respectively).

The U.S. got many additional Class I-B clears, while Canada and Mexico got

a
few Class I-B clears, whereas neither the Bahamas nor Cuba got any Class

I-B
clears at all.

In view of this apparent disparity, what do you think the reaction of

Castro
would, or should be?

And, all of this goes way back to 1939 ... long before Radio Marti.

NARBA is a moot point now. There are "gentlemen's agreements" allowing I-B
stations in Canada and Mexico on U. S. I-A channels. The Bahamas operates a
I-B on 810 khz, a U. S. I-B clear, in addition to its I-A clear on 1540 khz.
(These are just a few examples). The question is whether there should be a
new NARBA, or whether the gentlemen's agreements continue as they are.

In this environment, Cuba would have all the clear channel frequencies it
would need. Therefore, what is happening with WQAM, is that the Cuban
station is not directional. However, in the case of WQAM, the jamming is not
deliberate because WQAM does not broadcast in Spanish. The deliberate
jamming is aimed at high power Miami area stations on 670, 710, and 1140 Khz
broadcasting in Spanish, and also Radio Marti.




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Old December 29th 04, 08:12 AM
Peter H.
 
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The question is whether there should be a
new NARBA, or whether the gentlemen's agreements continue as they are.


I guess you have little real idea how broadcast allocations actually work.

There are no "gentleman's agreements", but there are treaties, such as NARBA,
and "Rio".

Plus the U.S.-Mexican Broadcast Agreement and the U.S.-Canadian Broadcast
agreement.

All coordinated through the State Department, not through a "smoke filled"
room.



The Bahamas operates a I-B on 810 khz, a U. S. I-B clear, in addition to its
I-A clear on 1540 khz. (These are just a few examples).


Bad examples, as there are no more Class I-B stations.

All Class Is were merged into Class A by "Rio". All Class IIs and Class IIIs
were merged into Class B by the same treaty.

There are no Class A (ex-Class I-B) stations in North America on 810 besides
KGO and WGY.

The Bahamas has two stations, a Class A (ex-Class I-A) on 1540, and a Class C
(ex-Class IV) on 1240.



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Old December 29th 04, 09:13 PM
Blue Cat
 
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"Peter H." wrote in message
...


The question is whether there should be a
new NARBA, or whether the gentlemen's agreements continue as they are.


I guess you have little real idea how broadcast allocations actually work.

There are no "gentleman's agreements", but there are treaties, such as

NARBA,
and "Rio".

Plus the U.S.-Mexican Broadcast Agreement and the U.S.-Canadian Broadcast
agreement.

All coordinated through the State Department, not through a "smoke filled"
room.

And this could apply to Cuba as well, if that is Castro's desire.

The Bahamas operates a I-B on 810 khz, a U. S. I-B clear, in addition to

its
I-A clear on 1540 khz. (These are just a few examples).


Bad examples, as there are no more Class I-B stations.

Sorry about the mistake in the classification. However I easily receive
ZNS3, Freeport, Bahamas, on 810 khz day and night from Florida. The
announcer says that the station's power is 10 kw.

All Class Is were merged into Class A by "Rio". All Class IIs and Class

IIIs
were merged into Class B by the same treaty.

There are no Class A (ex-Class I-B) stations in North America on 810

besides
KGO and WGY.

The Bahamas has two stations, a Class A (ex-Class I-A) on 1540, and a

Class C
(ex-Class IV) on 1240.

Those are the two stations serving Nassau. The station on 810 is in
Freeport.




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Old December 30th 04, 11:52 PM
Peter H.
 
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Sorry about the mistake in the classification. However I easily receive ZNS3,
Freeport, Bahamas, on 810 khz day and night from Florida. The announcer says
that the station's power is 10 kw.


ZNS3 isn't in the FCC database, but what else is new.

Even if it was 50 kW, it would be a Class B as the Bahamas has no Class A
priority on 810.

ZNS1 operates 50 kW DA-1 mainly because after "Rio" any Class I-A had to
operate with 50 kW (U.S. and Canada, et. al.) and "at least 50 kW" (Mexico) in
order to retain Class I-A status.

Before, ZNS1 (a Class I-A) operated with 10 kW, and Canada's 1580 Class I-A
also operated with 10 kW.

Class I-Bs and Class I-Ns can be grandfathered at 10 kW , but Class I-As can't
be.

This, not withstanding XERF operating with 10 kW for decades now.

The U.S. isn't going to force the issue with Mexico and demand that XERF
operate with its "notified" 250 kW, simply becuase there is not that much
utility power available in the area, and, anyway, the 250 kW transmitter
doesn't exist anymore.

But, the Bahamas' 1540 and Canada's 1580 were indeed forced to move to 50 kW,
which required both to install directional antennas to protect stations of
lower class in the U.S.


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Old December 30th 04, 11:54 PM
Peter H.
 
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Sorry about the mistake in the classification. However I easily receive ZNS3,
Freeport, Bahamas, on 810 khz day and night from Florida. The announcer says
that the station's power is 10 kw.


ZNS3 isn't in the FCC database, but what else is new.

Even if it was 50 kW, it would be a Class B as the Bahamas has no Class A
priority on 810.

ZNS1 operates 50 kW DA-1 mainly because after "Rio" any Class I-A had to
operate with 50 kW (U.S. and Canada, et. al.) and "at least 50 kW" (Mexico) in
order to retain Class I-A status.

Before, ZNS1 (a Class I-A) operated with 10 kW, and Canada's 1580 Class I-A
also operated with 10 kW.

Class I-Bs and Class I-Ns can be grandfathered at 10 kW , but Class I-As can't
be.

This, not withstanding XERF operating with 10 kW for decades now.

The U.S. isn't going to force the issue with Mexico and demand that XERF
operate with its "notified" 250 kW, simply becuase there is not that much
utility power available in the area, and, anyway, the 250 kW transmitter
doesn't exist anymore.

But, the Bahamas' 1540 and Canada's 1580 were indeed forced to move to 50 kW,
which required both to install directional antennas to protect stations of
lower class in the U.S.


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Old December 31st 04, 03:09 PM
David Eduardo
 
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"Peter H." wrote in message
...


This, not withstanding XERF operating with 10 kW for decades now.


Back at 100 kw this year.

The U.S. isn't going to force the issue with Mexico and demand that XERF
operate with its "notified" 250 kW, simply becuase there is not that much
utility power available in the area, and, anyway, the 250 kW transmitter
doesn't exist anymore.


There is plenty of power. There is just no need.


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Old December 29th 04, 09:13 PM
Drew A. Durigan
 
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After reading this group, I decided to check it out for myself last night.

Here in Orlando, the Cuban signal on 560 is completely obliterating WQAM. The
strength of the Cuban signal is such that it is receivable on my cheapest
radio, a small AM/FM portable which I bought about 10 years ago for $10.

Normally, WQAM puts a weak but listenable signal here both day and night. I
have never before heard a Cuban on 560, either day or night.

Now, the only way WQAM can be heard is by nulling the Cuban, using the
excellent directional characteristics of my C. Crane Radio. Even so, the Cuban
station mixes with WQAM, as the axis between Miami and Cuba from here is less
than a full 90 degrees.

I also noticed the Cuban station was overmodulated to the point of distortion.
What makes this interesting is that this station seems to be a network
affilliate. The other receivable Cuban stations on the same network (600, 620,
and 640) are normally modulated and not distorted. This suggests the
overmodulation on 560 could be intentional as this would cause maximum
"tearing" and interference to WQAM.

-Drew in Sunny Central Florida-

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Old December 30th 04, 11:51 PM
David Eduardo
 
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"Drew A. Durigan" wrote in message
...
After reading this group, I decided to check it out for myself last night.

Here in Orlando, the Cuban signal on 560 is completely obliterating WQAM.
The
strength of the Cuban signal is such that it is receivable on my cheapest
radio, a small AM/FM portable which I bought about 10 years ago for $10.

Normally, WQAM puts a weak but listenable signal here both day and night.
I
have never before heard a Cuban on 560, either day or night.

Now, the only way WQAM can be heard is by nulling the Cuban, using the
excellent directional characteristics of my C. Crane Radio. Even so, the
Cuban
station mixes with WQAM, as the axis between Miami and Cuba from here is
less
than a full 90 degrees.

I also noticed the Cuban station was overmodulated to the point of
distortion.
What makes this interesting is that this station seems to be a network
affilliate. The other receivable Cuban stations on the same network (600,
620,
and 640) are normally modulated and not distorted. This suggests the
overmodulation on 560 could be intentional as this would cause maximum
"tearing" and interference to WQAM.


WQAM is in English. There is no need to jam it.




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