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Re: THREAT TO 222-225MHz Spectrum

 

At 4/1/2025 01:31 PM, you wrote:
On Sun, Mar 30, 2025 at 05:08 AM, John N. Hudson III wrote:
WA6HYQ post on QRZ says nothing about being repeater coordinator or 220 Spectrum Management.? Also gives different email.

I believe he is president of 220SMA (SoCal 220 coordinator)


Nothing yet on the ARRL site about this.

I talked to a couple of ARRL officials about this at the local swap meet last Saturday, & it was clear they were already aware of it.? Keep watching...

Again note the date, April 1.

Again note that the original post was March 29, not April 1.

Bob NO6B


Re: THREAT TO 222-225MHz Spectrum

 

At 4/1/2025 01:11 PM, you wrote:
On Sun, Mar 30, 2025 at 05:08 AM, John N. Hudson III wrote:
Note the date of the post, April 1.

No, it was March 29th.

Not a joke: I was interfered with by one of their multi-kW comb generators when they were operating in LA.

Bob NO6B


Re: THREAT TO 222-225MHz Spectrum

 

On Sun, Mar 30, 2025 at 05:08 AM, John N. Hudson III wrote:
WA6HYQ post on QRZ says nothing about being repeater coordinator or 220 Spectrum Management.? Also gives different email.
Nothing yet on the ARRL site about this.

Again note the date, April 1.
?
73, ron, n9ee


Re: THREAT TO 222-225MHz Spectrum

 

On Sun, Mar 30, 2025 at 05:08 AM, John N. Hudson III wrote:
Note the date of the post, April 1.
?
73, ron, n9ee


Re: Quantar running on batter

 

There are settings in CPS for battery or no battery and different types of battery. I have not tried a Quanter with battery option without configuring it for battery but it could prevent that from working.?


Quantar running on batter

 

I have been trying to get my repeater to work on DC power but I think I'm doing something wrong, or have a wrong setting.? The repeater works fine on AC.? 900mhz with a tln3259A power supply, with the cables on it to connect to the DC system.? ?When I apply 24+ volts to it, I can not get it to power on.? Am I missing a setting in the CPS software or is there something else I need to do?? ?The repeater powers fine from AC.
Thank you
?


Re: Quantar Extender Cables

 

I like to use the curved or straight pick from the Harbor Freight pick set, depending on which one I grab.

If the SCM card is being stubborn I've had it bend the tool on the back of the front panel.



On Tue, Apr 1, 2025, 06:52 Aaron Collins via <collins=[email protected]> wrote:
The cover plate is a board puller, FYI.
?
There's a metal tab on the backside of the board cover faceplate (the one with the Speaker).? If you turn it around, you can slip it in to a groove at the bottom front underside of the SCM and WL PCBs.? By firmly grasping the hooked faceplate, you can get enough grip to pull the board straight out from it's socket.? Don't try to lever or bend it, just pull straight out.
?
Captive metal levers like the old minicomputers had would have been better, but this is a decent have-it-in-hand solution.? You can almost get enough grip on the board to pull it with your fingers as-is, but there is really no good spot to grip it from.? This hook solves the grip issue.
?


Re: Quantar Extender Cables

 

The cover plate is a board puller, FYI.
?
There's a metal tab on the backside of the board cover faceplate (the one with the Speaker).? If you turn it around, you can slip it in to a groove at the bottom front underside of the SCM and WL PCBs.? By firmly grasping the hooked faceplate, you can get enough grip to pull the board straight out from it's socket.? Don't try to lever or bend it, just pull straight out.
?
Captive metal levers like the old minicomputers had would have been better, but this is a decent have-it-in-hand solution.? You can almost get enough grip on the board to pull it with your fingers as-is, but there is really no good spot to grip it from.? This hook solves the grip issue.
?


Re: Antenna Thoughts and Suggestions

 

That's strange, I often get better coverage than it gives, and rarely (I don't remember a case) don't get it where it says.?? Make sure both antennas are entered correctly (it defaults to mobile coverage at 2 meters height), and I always lower RX sens to .25?? And I have used it on hundreds of locations ... counting both ends.??? Wished it had a little better resolution and sometimes the map is off a block at a distance (sometimes at a distance it paints the hilltop coverage off a little).

I consider it accurate, especially for the money.

Andy Zorca
WJ9J

On Tue, Apr 1, 2025 at 12:09?AM Teton Amateur Radio Repeater Association (TARRA) via <tarra=[email protected]> wrote:

This evening, once again, I tried Radio Mobile. I tried it a few years
ago at the request of the frequency coordinator in eastern Idaho. And
again this evening with similar results. If only I had the coverage it
shows. It is nothing close to what I really have. It shows coverage way
far out from what it really is. Maybe it is close in the flat lands, but
sure isn't here in the mountains.

Mick - W7CAT

----- Original Message -----
From: "wj9jrg via "
To: [email protected]
Sent: Monday, March 31, 2025 07:35:41 AM
Subject: Re: [repeater-builder] Antenna Thoughts and Suggestions

?> By removing the tip on the DB-408, and putting the Ringo on, you are
?> decreasing the lightning protection. Also, by putting the ringo on, you
?> are also inviting lightning. I would instead, just install the 408
and be
?> done with it. If you want to see the coverage, you can set up an account
?> at and model there for free.
?>
?> Andy Zorca
?> WJ9J
?>
?> On Mon, Mar 31, 2025 at 9:25?AM Bill Davis AE via >
[email protected]> wrote:
?>
?> > Yes, 440 will be our first choice on frequency allocation.
?> >
?> > bd
?> >
?> >
?> >
?>
?>
?>
?>
?>
?>
--
Untitled Document







Re: Antenna Thoughts and Suggestions

 

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I have found Radio Mobile to be quite accurate. As I recall, there are certain parameters that need to be set in order to get that accuracy. Haven't used it in years, however. It did compare well to the software used by a local GE/Harris/Kenwood dealer who spent considerable $$$ for his software.

Chuck
WB2EDV




On 4/1/2025 5:43 AM, wotan398 via groups.io wrote:

Hi,
Radio Mobile is a toy...
Send me the coordinates and tx, antenna, cables etc parameters and I will try a real coverage simulation? with the ATDI's ICS Telecom professional tool.
I think there are 50 meters resolution DTM data for the USA on the web. (DTED 1 or 0 at least). The result will be in GE kmz format and can be seen on regular GE maps.

Michael
SY1EGX

On Tue, Apr 1, 2025 at 7:09?AM Teton Amateur Radio Repeater Association (TARRA) via <tarra=[email protected]> wrote:
This evening, once again, I tried Radio Mobile. I tried it a few years
ago at the request of the frequency coordinator in eastern Idaho. And
again this evening with similar results. If only I had the coverage it
shows. It is nothing close to what I really have. It shows coverage way
far out from what it really is. Maybe it is close in the flat lands, but
sure isn't here in the mountains.

Mick - W7CAT

----- Original Message -----
From: "wj9jrg via "
To: [email protected]
Sent: Monday, March 31, 2025 07:35:41 AM
Subject: Re: [repeater-builder] Antenna Thoughts and Suggestions

?> By removing the tip on the DB-408, and putting the Ringo on, you are
?> decreasing the lightning protection. Also, by putting the ringo on, you
?> are also inviting lightning. I would instead, just install the 408
and be
?> done with it. If you want to see the coverage, you can set up an account
?> at and model there for free.
?>
?> Andy Zorca
?> WJ9J
?>
?> On Mon, Mar 31, 2025 at 9:25?AM Bill Davis AE via >
[email protected]> wrote:
?>
?> > Yes, 440 will be our first choice on frequency allocation.
?> >
?> > bd
?> >
?> >
?> >
?>
?>
?>
?>
?>
?>
--
Untitled Document








Re: Antenna Thoughts and Suggestions

 

Hi,
Radio Mobile is a toy...
Send me the coordinates and tx, antenna, cables etc parameters and I will try a real coverage simulation? with the ATDI's ICS Telecom professional tool.
I think there are 50 meters resolution DTM data for the USA on the web. (DTED 1 or 0 at least). The result will be in GE kmz format and can be seen on regular GE maps.

Michael
SY1EGX

On Tue, Apr 1, 2025 at 7:09?AM Teton Amateur Radio Repeater Association (TARRA) via <tarra=[email protected]> wrote:

This evening, once again, I tried Radio Mobile. I tried it a few years
ago at the request of the frequency coordinator in eastern Idaho. And
again this evening with similar results. If only I had the coverage it
shows. It is nothing close to what I really have. It shows coverage way
far out from what it really is. Maybe it is close in the flat lands, but
sure isn't here in the mountains.

Mick - W7CAT

----- Original Message -----
From: "wj9jrg via "
To: [email protected]
Sent: Monday, March 31, 2025 07:35:41 AM
Subject: Re: [repeater-builder] Antenna Thoughts and Suggestions

?> By removing the tip on the DB-408, and putting the Ringo on, you are
?> decreasing the lightning protection. Also, by putting the ringo on, you
?> are also inviting lightning. I would instead, just install the 408
and be
?> done with it. If you want to see the coverage, you can set up an account
?> at and model there for free.
?>
?> Andy Zorca
?> WJ9J
?>
?> On Mon, Mar 31, 2025 at 9:25?AM Bill Davis AE via >
[email protected]> wrote:
?>
?> > Yes, 440 will be our first choice on frequency allocation.
?> >
?> > bd
?> >
?> >
?> >
?>
?>
?>
?>
?>
?>
--
Untitled Document







Re: Antenna Thoughts and Suggestions

 

This evening, once again, I tried Radio Mobile. I tried it a few years ago at the request of the frequency coordinator in eastern Idaho. And again this evening with similar results. If only I had the coverage it shows. It is nothing close to what I really have. It shows coverage way far out from what it really is. Maybe it is close in the flat lands, but sure isn't here in the mountains.

Mick - W7CAT

----- Original Message -----
From: "wj9jrg via groups.io"
To: [email protected]
Sent: Monday, March 31, 2025 07:35:41 AM
Subject: Re: [repeater-builder] Antenna Thoughts and Suggestions

By removing the tip on the DB-408, and putting the Ringo on, you are
decreasing the lightning protection. Also, by putting the ringo on, you
are also inviting lightning. I would instead, just install the 408
and be
done with it. If you want to see the coverage, you can set up an account
at and model there for free.

Andy Zorca
WJ9J

On Mon, Mar 31, 2025 at 9:25?AM Bill Davis AE via groups.io >
[email protected]> wrote:

Yes, 440 will be our first choice on frequency allocation.

bd





--
Untitled Document


Re: TPL PA6-1AE UHF amp

 

To the best of my knowledge, the 751/851 production was close in alignment to the 750/850 version 2.

I'll defer to others here who own/operate/run Kenwood shops.

Jeremy K1LFK


On Mon, Mar 31, 2025, 5:52?PM Chad Nelson via <chad.nelson71=[email protected]> wrote:
Thanks, Jeremy that's good to know. I mentioned it to my radio guy. He didn't know much about the 851, so maybe that shop to deal with many of those. Do you know how oldthose radios are approximately? I'm talking about the manufacture dates of the TKR 851?
Chad Nelson WI9HF/WRPL979
Janesville Wisconsin
608-754-8671
Send from my spectrum iPhone 16.

On Mar 31, 2025, at 5:48?PM, Jeremy Hansen via <jeremyhansen27=[email protected]> wrote:

?
With the TKR-851 being designed for 1-25w operation, that's probably your best candidate for this application. I have two of them set aside here for future projects that require an external PA.?

Jeremy K1LFK?

On Mon, Mar 31, 2025, 5:31?PM Chad Nelson via <chad.nelson71=[email protected]> wrote:
Should've mentioned this in the message, but I have the 850 version two, and a TKR 851.
Chad Nelson WI9HF/WRPL979
Janesville Wisconsin
608-754-8671
Send from my spectrum iPhone 16.

On Mar 31, 2025, at 5:30?PM, Joe Burkleo via <jburkleo=[email protected]> wrote:

?
Chad,
If your TKR-850 is a Version 2 radio, the output should be stable at 5 watts in the low power setting. I have ran them as low as 1 watt and never had a problem.
?
The early radios prior to the Version 2 series did have PA issues, but many of those were updated with a new PA deck under a Service Bulletin procedure by Kenwood.
?
Joe - WA7JAW


Before this goes to Ebay....

 

Anyone have need for a TxRx Model 89-96-90210 (that last part cracks me up) Preselector for 929-932?


Pics attached------------------------------------------------------------------------------
President and CTO - Arcom Controllers
Makers of repeater controllers and accessories
Phone: (503) 678 6182

Authorized Dealers for Kenwood and Telewave.
We offer complete turn-key repeater packages!
"We don't just make 'em. We use 'em!"
[]


Re: TPL PA6-1AE UHF amp

 

开云体育

Thanks, Jeremy that's good to know. I mentioned it to my radio guy. He didn't know much about the 851, so maybe that shop to deal with many of those. Do you know how oldthose radios are approximately? I'm talking about the manufacture dates of the TKR 851?
Chad Nelson WI9HF/WRPL979
Janesville Wisconsin
608-754-8671
Send from my spectrum iPhone 16.

On Mar 31, 2025, at 5:48?PM, Jeremy Hansen via groups.io <jeremyhansen27@...> wrote:

?
With the TKR-851 being designed for 1-25w operation, that's probably your best candidate for this application. I have two of them set aside here for future projects that require an external PA.?

Jeremy K1LFK?

On Mon, Mar 31, 2025, 5:31?PM Chad Nelson via <chad.nelson71=[email protected]> wrote:
Should've mentioned this in the message, but I have the 850 version two, and a TKR 851.
Chad Nelson WI9HF/WRPL979
Janesville Wisconsin
608-754-8671
Send from my spectrum iPhone 16.

On Mar 31, 2025, at 5:30?PM, Joe Burkleo via <jburkleo=[email protected]> wrote:

?
Chad,
If your TKR-850 is a Version 2 radio, the output should be stable at 5 watts in the low power setting. I have ran them as low as 1 watt and never had a problem.
?
The early radios prior to the Version 2 series did have PA issues, but many of those were updated with a new PA deck under a Service Bulletin procedure by Kenwood.
?
Joe - WA7JAW


Re: TPL PA6-1AE UHF amp

 

With the TKR-851 being designed for 1-25w operation, that's probably your best candidate for this application. I have two of them set aside here for future projects that require an external PA.?

Jeremy K1LFK?


On Mon, Mar 31, 2025, 5:31?PM Chad Nelson via <chad.nelson71=[email protected]> wrote:
Should've mentioned this in the message, but I have the 850 version two, and a TKR 851.
Chad Nelson WI9HF/WRPL979
Janesville Wisconsin
608-754-8671
Send from my spectrum iPhone 16.

On Mar 31, 2025, at 5:30?PM, Joe Burkleo via <jburkleo=[email protected]> wrote:

?
Chad,
If your TKR-850 is a Version 2 radio, the output should be stable at 5 watts in the low power setting. I have ran them as low as 1 watt and never had a problem.
?
The early radios prior to the Version 2 series did have PA issues, but many of those were updated with a new PA deck under a Service Bulletin procedure by Kenwood.
?
Joe - WA7JAW


Re: TPL PA6-1AE UHF amp

 

开云体育

Should've mentioned this in the message, but I have the 850 version two, and a TKR 851.
Chad Nelson WI9HF/WRPL979
Janesville Wisconsin
608-754-8671
Send from my spectrum iPhone 16.

On Mar 31, 2025, at 5:30?PM, Joe Burkleo via groups.io <jburkleo@...> wrote:

?
Chad,
If your TKR-850 is a Version 2 radio, the output should be stable at 5 watts in the low power setting. I have ran them as low as 1 watt and never had a problem.
?
The early radios prior to the Version 2 series did have PA issues, but many of those were updated with a new PA deck under a Service Bulletin procedure by Kenwood.
?
Joe - WA7JAW


Re: TPL PA6-1AE UHF amp

 

Chad,
If your TKR-850 is a Version 2 radio, the output should be stable at 5 watts in the low power setting. I have ran them as low as 1 watt and never had a problem.
?
The early radios prior to the Version 2 series did have PA issues, but many of those were updated with a new PA deck under a Service Bulletin procedure by Kenwood.
?
Joe - WA7JAW


Re: TPL PA6-1AE UHF amp

 

Bypass the pre driver board...the driver board is 8 to 15watts input....that's the PA6-1BE model

Chris WB5ITT


On Mon, Mar 31, 2025, 5:04 PM KK4IOH via <kk4ioh=[email protected]> wrote:
Might be safer to throw an attenuator in line.?


Re: TPL PA6-1AE UHF amp

 

Might be safer to throw an attenuator in line.?