[W6YRA] Reminder: Club net Wednesday at 6PM (& shack tour)

[Ryan Caron]

Almost certainly! What size?

On May 20, 2014, at 3:49 PM, "Toshima, Junji" <jtoshima at ha.ucla.edu> wrote:

> Hi Ryan. Do you think the club can use some hardline coax? I think I have about 50'...
> 
> Junji
> 
> -----Original Message-----
> From: w6yra-bounces at lists.igpp.ucla.edu [mailto:w6yra-bounces at lists.igpp.ucla.edu] On Behalf Of Ryan Caron
> Sent: Tuesday, May 20, 2014 3:39 PM
> To: monty9 at msn.com; Khoury, Jeff; w6yra at lists.igpp.ucla.edu
> Subject: Re: [W6YRA] Reminder: Club net Wednesday at 6PM (& shack tour)
> 
> We verified that the repeater has been hooked up to the stacked dipoles, and with the analyzer determined the SWR 2:1 bandwidth is about 20MHz from 443-460MHz, with the sweet spot being 1.3:1 @ 453.5MHz. A good set up for our repeater. 
> 
> I also zip tied some of the coaxes out of the way of the dipoles, so I expect a bit better performance now. 
> 
> I'm convinced that the higher SWR we're seeing is from corrosion. I'll confirm this with one of the mobiles & a meter on Saturday.
> 
> In other news, N6MQS is apparently off the air, at least temporarily, so we have the channel to ourselves.
> 
> ----- Original Message -----
> From: "Ryan Caron" <rcaron at igpp.ucla.edu>
> To: monty9 at msn.com, jkhoury at it.ucla.edu, w6yra at lists.igpp.ucla.edu
> Sent: Thursday, May 15, 2014 12:20:22 PM
> Subject: Re: [W6YRA] Reminder: Club net Wednesday at 6PM (& shack tour)
> 
> It is worse than that though. Two needle meters, and a brand new jumper cable, and the results are the same - nearly 2:1. The MFJ analyzer just doesn't have enough output power to overcome the coax and/or corrosion losses, so appears better than it is.
> 
> Best to take the MFJ to the roof and plug in directly.
> 
> On 5/15/2014 12:09 PM, Jim Montague wrote:
>> The swr on the 440 ant is abt 1.1-1 at the high end of the 448mhz band.
>> Be very carefull abt changing antennas. We had a complaint many years 
>> ago that our station was causing a problem with another repeater site.
>> We redirected the antenna to the south to avoid conflict. In order to 
>> get the match better the antenna itself must be adjusted.
>> Monty
>> NI6J
>> 
>>> From: jkhoury at it.ucla.edu
>>> To: rcaron at igpp.ucla.edu; w6yra at lists.igpp.ucla.edu  > Date: Thu,
>> 15 May 2014 17:48:43 +0000  > Subject: Re: [W6YRA] Reminder: Club net 
>> Wednesday at 6PM (& shack tour)  >  > I can hear it okay on an HT and 
>> I can key it, but juuuuust barely - if I  > stand in the right place. 
>> I can easily use WA6QAG (on top of the VA  > Hospital) from home, so I 
>> know it shouldn¹t be too terribly hard.
>>> 
>>> In a month or two I¹m going to put my base antenna back up and then 
>> I  > should be in easily.
>>> 
>>> --
>>> Jeff R. Khoury
>>> Manager, Platform Support
>>> UCLA Information Technology Services (ITS)  > 741 Charles E. Young
>> Drive South  > CSB1 2nd Floor  > Los Angeles, CA 90095  > P: 
>> 310.825.9594  >  >  >  > On 5/15/14, 10:40 AM, "Ryan Caron" 
>> <rcaron at igpp.ucla.edu> wrote:
>>> 
>>>> 
>>>> Jeff, attached is a path plot and Google Earth of field strength
>> to your  > >approximate QTH. It is certainly a deep shadow, but I'm 
>> curious if you  > >can hear the repeater from there, just not hit it. 
>> To clear terrain  > >obstructions, the campus antenna would have to be 
>> raised from 120ft AGL  > >to 608 AGL (and this is just line of sight). That's quite a tower!
>>> 
>>> 
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>>> W6YRA at lists.igpp.ucla.edu
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> 
> --
> 73,
> Ryan
> NX1U
> 
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