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Old January 13th 07, 01:01 AM posted to rec.radio.cb
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wrote:
On 12 Jan 2007 05:40:39 -0800, "Telstar Electronics"
wrote:

+++Please give me your ideas for a name for this developing product...
+++
+++
www.telstar-electronics.com
**********

Brian's little wonder?

or loud mouth on a budget.


Imaginary sales on a pipe dream?


How about splatter master.

james

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Old January 13th 07, 01:29 AM posted to rec.radio.cb
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Steveo wrote:
How about splatter master.


Now that's not half bad... LOL

Don't miss seeing the new CB Radio Speech Processor Prototype at
http://www.telstar-electronics.com/d...s/WhatsNew.htm

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Old January 13th 07, 05:19 AM posted to rec.radio.cb
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Hello Jimmie D:

Yeah there are after market and some antenna manufactures sell larger
diameter Gamma Matches to handle higher voltage in order to handle high
power output. The costly thing in the Gamma Matches is the use of a good
insulator like Teflon is real expensive.

I just put up a Moonraker 4 with some new and improved parts and pieces,
but still had the stock Gamma Matches. The Hubs, Mast to Boom mounting
plate, and and few other things had been updated, but I was disappointed
with the antennas performance. And I ran one of these antennas for a
long time.

Jay in the Mojave

Jimmie D wrote:

Hi Jay, didnt know you could buy gamma matches. A guy gave me a Moonraker 4
beam a few years ago that had some damage . The gamma mctches had been
damaged so I replaced them with a piece of Al tubing and a piece of RGa that
had the shield stripped off.


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Old January 13th 07, 01:18 PM posted to rec.radio.cb
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"Jay in the Mojave" wrote in message
...
Hello Jimmie D:

Yeah there are after market and some antenna manufactures sell larger
diameter Gamma Matches to handle higher voltage in order to handle high
power output. The costly thing in the Gamma Matches is the use of a good
insulator like Teflon is real expensive.

I just put up a Moonraker 4 with some new and improved parts and pieces,
but still had the stock Gamma Matches. The Hubs, Mast to Boom mounting
plate, and and few other things had been updated, but I was disappointed
with the antennas performance. And I ran one of these antennas for a long
time.

Jay in the Mojave

Jimmie D wrote:

Hi Jay, didnt know you could buy gamma matches. A guy gave me a Moonraker
4 beam a few years ago that had some damage . The gamma mctches had been
damaged so I replaced them with a piece of Al tubing and a piece of RGa
that had the shield stripped off.


The moonraker is a pretty decent antenna but like a lot of CB antennas the
manufctures were trying to sell elements. They stuff as many elements as
they can on a boom that is still UPS shipable. I remember back in the 70s
how a few people would claim that ther e3 element beam was better than the 4
they used to have and now I believe they may have been right. I extended the
boom on mine and respaced the elements vertical for 11M and horizontal for
10. Any way I guess the point I was trying to make to start with before I
rambled is that my Al tubing and coax gamma match easily handles a full KW
on 10. Why cant the manufacturers make something that is so easy to make? At
the risk of appearing to answer my own question I think it was because if
they did consumers would realize you can go down to the hardware store and
buy the parts and roll your own about as easy as you can build thiers out of
the box.


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Old January 13th 07, 03:39 PM posted to rec.radio.cb
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"Telstar Electronics" wrote in message
oups.com...
Please give me your ideas for a name for this developing product...



Any technical specifications? What gain does it have at 3KHz compared to
other frequencies and what range does it cover. Also what is the attack and
decay and gain on 3KHz?
I am interested to know if it would be any better than the processors I have
used before. Many such as Turner and Protel are way over the top and when
matched to a badly tuned CB they sound bad! They are completely unsuitable
for FM use but will work to some extent on AM, but are far better on SSB.
CBers need to get away from thinking the louder the microphone the more
power. You will hear many using a compressor on FM that is causing so much
splatter. People still turn the deviation on radios up in error.




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Old January 13th 07, 04:26 PM posted to rec.radio.cb
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Default Speech Processor - Search for Product Name

bronco wrote:
Any technical specifications? What gain does it have at 3KHz compared to
other frequencies and what range does it cover. Also what is the attack and
decay and gain on 3KHz?
I am interested to know if it would be any better than the processors I have
used before. Many such as Turner and Protel are way over the top and when
matched to a badly tuned CB they sound bad! They are completely unsuitable
for FM use but will work to some extent on AM, but are far better on SSB.
CBers need to get away from thinking the louder the microphone the more
power. You will hear many using a compressor on FM that is causing so much
splatter. People still turn the deviation on radios up in error.


Technical specs are forthcoming since this project is in it's early
stages. I can tell you that the attack time on the limiter is around
2mS, with a planned decay around 100mS. This decay time was chosen for
mobile operation to allow a rather quick drop in gain below the noise
gating... to block unwanted ambient noise. The output level will
certainly be adjustable and can closely resemble the outputs of
commonly used dynamic or electret CB mics. You are certainly correct
that if people disable the limiter/deviation levels... it could be a
problem... if they don't adjust the speech processor output to limit at
the optimum level. I suggest you go to
http://www.telstar-electronics.com/d...s/WhatsNew.htm for the
latest available information and specs. Thanks for your interest.

www.telstar-electronics.com

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Old January 13th 07, 05:14 PM posted to rec.radio.cb
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"bronco" wrote in message
...

"Telstar Electronics" wrote in message
oups.com...
Please give me your ideas for a name for this developing product...



Any technical specifications? What gain does it have at 3KHz compared to
other frequencies and what range does it cover. Also what is the attack
and decay and gain on 3KHz?
I am interested to know if it would be any better than the processors I
have used before. Many such as Turner and Protel are way over the top and
when matched to a badly tuned CB they sound bad! They are completely
unsuitable for FM use but will work to some extent on AM, but are far
better on SSB. CBers need to get away from thinking the louder the
microphone the more power. You will hear many using a compressor on FM
that is causing so much splatter. People still turn the deviation on
radios up in error.


One of the bad things about compressors and clippers is that usually the
person using it does not have proper test equipment to set it up. Most try
to set it for max "swing". Most people to not understand that power generae
outside of the passband of a receiver is a total waste. Well maybe not
totally, at least your buds 10 channels away will know you are on the air.


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Old January 13th 07, 09:25 PM posted to rec.radio.cb
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Default Speech Processor - Search for Product Name

On 12 Jan 2007 16:29:24 -0800, "Telstar Electronics"
wrote:

+++Steveo wrote:
+++ How about splatter master.
+++
+++Now that's not half bad... LOL
+++
+++Don't miss seeing the new CB Radio Speech Processor Prototype at
+++http://www.telstar-electronics.com/d...s/WhatsNew.htm

**********

Why thank you.

james
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Old January 13th 07, 11:02 PM posted to rec.radio.cb
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On Sat, 13 Jan 2007 11:14:46 -0500, "Jimmie D"
wrote:

+++
+++"bronco" wrote in message
...
+++
+++ "Telstar Electronics" wrote in message
+++ oups.com...
+++ Please give me your ideas for a name for this developing product...
+++
+++
+++
+++ Any technical specifications? What gain does it have at 3KHz compared to
+++ other frequencies and what range does it cover. Also what is the attack
+++ and decay and gain on 3KHz?
+++ I am interested to know if it would be any better than the processors I
+++ have used before. Many such as Turner and Protel are way over the top and
+++ when matched to a badly tuned CB they sound bad! They are completely
+++ unsuitable for FM use but will work to some extent on AM, but are far
+++ better on SSB. CBers need to get away from thinking the louder the
+++ microphone the more power. You will hear many using a compressor on FM
+++ that is causing so much splatter. People still turn the deviation on
+++ radios up in error.
+++
+++
+++One of the bad things about compressors and clippers is that usually the
+++person using it does not have proper test equipment to set it up. Most try
+++to set it for max "swing". Most people to not understand that power generae
+++outside of the passband of a receiver is a total waste. Well maybe not
+++totally, at least your buds 10 channels away will know you are on the air.
+++

*********

What is more an issue and a problem is that most CB grade audio
compressors and clippers are not properly band limited. throwiong the
full audio spectrum from Dc to 20KHz. and beyond is an often mistake
made. A simple look at the standard equation for Double Sideband Large
Carrier AM signal it becomes self evident that the wider the frequency
spectrum of the modulating signal the wider the bandwidth of the
sidebands are.

If you really want to trash your neighbor's CBs for +/- 20 or so
channels, just open the bandwidth of the micrphone amp and audio
string in front of the audio power amp that delivers the power to the
modulated stage. Say an audio spectrum from Dc to 40 KHz should do the
trick. Then to really splatter just increase the modulation index to
around 2. That should give you a signal that should easily occupy
about 400KHz of bandwidth.

All this can be done with a carrier of about 10 to 20 watts and you
can be heard on all 40 channels for a good five to ten miles radius.

A good band limited mic amp with some compression and/or clipping will
help in improving signal to noise ratios of about one to two dB at the
recieving end. Audio clipping and compression do very little to
improve signal to noise ratios. They do help imensely in increasing
bandwidth when not properly use. CBers think that loud is better and
even more louder is even more bettter. The problem is when you have to
heavily a modualted AM signal that is fed into an amp the is driven
into class C region, the resulting signal is a nightmare at worst. The
resulting signal occupies so much bandwidth and then the desired
signal to be received is so crappy sounding, most people haven't the
guts to tell someone that their signal sounds like crap. It seems that
the crappier the signal sounds the better the signal report. The
farther the s meter swings to the right the better the signal. Doesn't
matter if it is not intelligable.

just my thoughts.
james
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Old January 13th 07, 11:33 PM posted to rec.radio.cb
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Posts: 296
Default Speech Processor - Search for Product Name


"james" wrote in message
...
On Sat, 13 Jan 2007 11:14:46 -0500, "Jimmie D"
wrote:

+++
+++"bronco" wrote in message
...
+++
+++ "Telstar Electronics" wrote in message
+++ oups.com...
+++ Please give me your ideas for a name for this developing product...
+++
+++
+++
+++ Any technical specifications? What gain does it have at 3KHz
compared to
+++ other frequencies and what range does it cover. Also what is the
attack
+++ and decay and gain on 3KHz?
+++ I am interested to know if it would be any better than the processors
I
+++ have used before. Many such as Turner and Protel are way over the
top and
+++ when matched to a badly tuned CB they sound bad! They are completely
+++ unsuitable for FM use but will work to some extent on AM, but are far
+++ better on SSB. CBers need to get away from thinking the louder the
+++ microphone the more power. You will hear many using a compressor on
FM
+++ that is causing so much splatter. People still turn the deviation on
+++ radios up in error.
+++
+++
+++One of the bad things about compressors and clippers is that usually
the
+++person using it does not have proper test equipment to set it up. Most
try
+++to set it for max "swing". Most people to not understand that power
generae
+++outside of the passband of a receiver is a total waste. Well maybe not
+++totally, at least your buds 10 channels away will know you are on the
air.
+++

*********

What is more an issue and a problem is that most CB grade audio
compressors and clippers are not properly band limited. throwiong the
full audio spectrum from Dc to 20KHz. and beyond is an often mistake
made. A simple look at the standard equation for Double Sideband Large
Carrier AM signal it becomes self evident that the wider the frequency
spectrum of the modulating signal the wider the bandwidth of the
sidebands are.

If you really want to trash your neighbor's CBs for +/- 20 or so
channels, just open the bandwidth of the micrphone amp and audio
string in front of the audio power amp that delivers the power to the
modulated stage. Say an audio spectrum from Dc to 40 KHz should do the
trick. Then to really splatter just increase the modulation index to
around 2. That should give you a signal that should easily occupy
about 400KHz of bandwidth.

All this can be done with a carrier of about 10 to 20 watts and you
can be heard on all 40 channels for a good five to ten miles radius.

A good band limited mic amp with some compression and/or clipping will
help in improving signal to noise ratios of about one to two dB at the
recieving end. Audio clipping and compression do very little to
improve signal to noise ratios. They do help imensely in increasing
bandwidth when not properly use. CBers think that loud is better and
even more louder is even more bettter. The problem is when you have to
heavily a modualted AM signal that is fed into an amp the is driven
into class C region, the resulting signal is a nightmare at worst. The
resulting signal occupies so much bandwidth and then the desired
signal to be received is so crappy sounding, most people haven't the
guts to tell someone that their signal sounds like crap. It seems that
the crappier the signal sounds the better the signal report. The
farther the s meter swings to the right the better the signal. Doesn't
matter if it is not intelligable.

just my thoughts.
james


I have tried to give constuctive critcism to someone to help him set up his
powermike telling him how bad that it sounded and that he needed to turn it
down even offering to let him know when it was set right(I can readily
connect my scope to the IF ampand detector of my RX) only to be blasted by
his friends that said he sounded FINE. Dont even try to tell someone that a
Class C amp actually removes modulation.


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