At 10:12 AM 1/16/2007, you wrote:
and if you're stuck paying really high rack-space rent
inside some of those almost empty commercial repeater sites...
It's prudent to think how size does matter.
Don't get me wrong... I respect and like the Motorhead (motorola)
and GE Ferroresonant type
within tolerance.
73, Eric Lemmon WB6FLY
-Original Message-
From: Repeater-Builder@yahoogroups.com
[mailto:[EMAIL PROTECTED] On Behalf Of N9WYS
Sent: Monday, January 15, 2007 8:43 PM
To: Repeater-Builder@yahoogroups.com
Subject: RE: [Repeater-Builder] Re: Switching Power Supply vs. Astron
-
From: Repeater-Builder@yahoogroups.com
[mailto:[EMAIL PROTECTED] On Behalf Of N9WYS
Sent: Monday, January 15, 2007 8:43 PM
To: Repeater-Builder@yahoogroups.com
Subject: RE: [Repeater-Builder] Re: Switching Power Supply vs. Astron Etc.
I'd like to pose a question here regarding only a portion
Hi Skipp,
I am concerned about noise from even the top line switching supplies to my
equipment and the other equipment in the tower site. I have heard it said
that placing a battery (over the supply, on the supply, somewhere) will
remove any of the noise. In your experience does this work and if
The ojective is not gain amperage, I have plenty of that. This one is
available for free to me, and is brand new. This would release the 70 amp
Astron for use back in the ham shack for all the HF equipment, and would serve
also as a standby. Since the repeater is the only unit in this shack,
Of Mathew Quaife
Sent: Sunday, January 14, 2007 10:22 AM
To: Repeater-Builder@yahoogroups.com
Subject: Re: [Repeater-Builder] Re: Switching Power Supply vs. Astron Etc.
The ojective is not gain amperage, I have plenty of that. This one is
available for free to me, and is brand new. This would release
-Builder@yahoogroups.com
Subject: Re: [Repeater-Builder] Re: Switching Power Supply vs. Astron Etc.
The ojective is not gain amperage, I have plenty of that. This one is
available for free to me, and is brand new. This would release the 70 amp
Astron for use back in the ham shack for all
Would I gain any advantage by changing out my Motorola MICOR Repeater TPN1110B
supplies (the ones with the constant-voltage transformer) to the TPN1151A
Switching power supply? I have a few spares of each type, but most of my MICOR
Repeaters came with the 1110B supply installed.
I don't know
are paying for
power.
73, Eric Lemmon WB6FLY
-Original Message-
From: Repeater-Builder@yahoogroups.com
[mailto:[EMAIL PROTECTED] On Behalf Of
[EMAIL PROTECTED]
Sent: Sunday, January 14, 2007 11:28 AM
To: Repeater-Builder@yahoogroups.com
Subject: Re: [Repeater-Builder] Re: Switching Power
At 11:28 AM 1/14/2007, you wrote:
Would I gain any advantage by changing out my Motorola MICOR
Repeater TPN1110B supplies (the ones with the constant-voltage
transformer) to the TPN1151A Switching power supply?
---What makes you think the TPN1151A is a switcher?
Ken
How clean are they in the AM broadcast band?
-- Original Message --
Received: Sun, 14 Jan 2007 12:55:55 PM CST
From: Eric Lemmon [EMAIL PROTECTED]
To: Repeater-Builder@yahoogroups.com
Subject: RE: [Repeater-Builder] Re: Switching Power Supply vs. Astron Etc.
Mathew,
If you use
You have a golden opportunity to provide an extremely
valuable service to the radio community! If you can obtain
the use of a wattmeter, you can make a comparison between the
two power supplies. One such meter is the KILL A WATT
meter that is sold under several brand names. It is
] Re: Switching Power Supply vs. Astron Etc.
You have a golden opportunity to provide an extremely
valuable service to the radio community! If you can obtain
the use of a wattmeter, you can make a comparison between the
two power supplies. One such meter is the KILL A WATT
meter that is sold
these subjects.
David R. Henry LME
- Original Message -
From: Eric Lemmon [EMAIL PROTECTED]
To: Repeater-Builder@yahoogroups.com
Sent: Sunday, January 14, 2007 3:07 PM
Subject: RE: [Repeater-Builder] Re: Switching Power Supply vs. Astron Etc.
Larry,
You have a golden opportunity to provide
@yahoogroups.com
Subject: RE: [Repeater-Builder] Re: Switching Power Supply vs. Astron Etc.
Jeff,
That sounds like a plan! And I agree with your and Ken's comment about the
TPN1151A being a linear supply- I checked a MICOR manual to be sure. I seem
to recall that there was a MICOR switch-mode supply
If you have RFI problems from a switching supply, it is not likely to show up
on 70 CM, it is more likely to show up somewhere below 30 MHz.
-- Original Message --
Received: Sat, 13 Jan 2007 01:49:42 PM CST
From: Tony L. [EMAIL PROTECTED]
To: Repeater-Builder@yahoogroups.com
Subject:
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