Sure, but most people don't have that scenario. 



----- 
Mike Hammett 
Intelligent Computing Solutions 

Midwest Internet Exchange 

The Brothers WISP 




----- Original Message -----

From: ch...@go-mtc.com 
To: "AnimalFarm Microwave Users Group" <af@af.afmug.com> 
Sent: Thursday, October 31, 2024 12:32:32 PM 
Subject: Re: [AFMUG] OTDR Recommendations 




Still, length is not an exact science with OTDRs. Especially if it is a long 
shot. 
Every fiber has a different index of refraction and velocity factor. And these 
characteristics vary along the entire length of the fiber. 
Then there is twist in the tube, wavering routes and slack loops etc. And there 
is also timebase accuracy, which varies with temperature... 

So if you have gopher damage in the desert and the closest hand hole is 10 
miles away, you will have to dig and cut several times before you zero in on 
it. 





From: Dev 
Sent: Thursday, October 31, 2024 10:39 AM 
To: AnimalFarm Microwave Users Group 
Subject: Re: [AFMUG] OTDR Recommendations 

We had a $300 OTDR. The only thing it didn’t do was estimate length very well 
if it worked at all. 

My friend asked how much money we’d save if we dug up the wrong lady’s yard to 
replace a fiber that wasn’t broken. 

Then we bought a Viavi, waited for a show discount. Now we can dig up the right 
lady’s lawn. 





On Oct 31, 2024, at 8:14 AM, Josh Luthman <j...@imaginenetworksllc.com> wrote: 


Metronet :P 


On Thu, Oct 31, 2024 at 11:12 AM Mike Hammett < af...@ics-il.net > wrote: 

<blockquote>



Josh, which competitor? I've seen similar things out of MetroNet. 




----- 
Mike Hammett 
Intelligent Computing Solutions 

Midwest Internet Exchange 

The Brothers WISP 






From: "Josh Luthman" < j...@imaginenetworksllc.com > 
To: "AnimalFarm Microwave Users Group" < af@af.afmug.com > 
Sent: Tuesday, October 29, 2024 6:56:31 PM 
Subject: Re: [AFMUG] OTDR Recommendations 


I thought the same thing. I had to cancel their service after just a week or 
two because streaming was absolutely a joke (looked to me like their peering 
was full, couldn't get any kind of capacity beyond their network). They left 
this convenient wall plate with an APC bulkhead just sitting here... 


On Tue, Oct 29, 2024 at 5:29 PM < ch...@go-mtc.com > wrote: 

<blockquote>




I have always wanted to connect a source of upstream light to my connection at 
home. (Served by a competitor). Wonder how long it would take to troubleshoot. 
Especially if I made it randomly intermittent and on a timer. Perhaps during 
the first minute of the superbowl or something...? 
<wlEmoticon-winkingsmile[1].png> 






From: Jason McKemie 
Sent: Tuesday, October 29, 2024 3:05 PM 
To: AnimalFarm Microwave Users Group 
Subject: Re: [AFMUG] OTDR Recommendations 

I know Exfo has units with an optional PON port for connecting to a live on-net 
fiber and testing. Maybe this is more or less standard anymore, my current OTDR 
is a bit dated. 

On Tuesday, October 29, 2024, Josh Luthman < j...@imaginenetworksllc.com > 
wrote: 
> IDK what you mean by PON features unless you want an inline unit to watch the 
> traffic. Veex just came out with one that will do that. I don't see the need, 
> but it is cool. 
> We bought the one (or one like) Cassidy linked and then bought this second: 
> https://www.amazon.com/gp/product/B0CW3B9ZM8/ref=ppx_yo_dt_b_search_asin_title?ie=UTF8&psc=1
>  
> 
> Cassidy - get a super cheap/fast PON meter that just reads the light from the 
> OLT rather than waiting for the OTDR to boot. Or just clamp and see if there 
> is light - 
> https://www.amazon.com/YEDEMC-Optical-Identifier-800-1700nm-Functions/dp/B09JLL6NPM/
>  
> On Tue, Oct 29, 2024 at 4:45 PM Cassidy B. Larson < c...@infowest.com > 
> wrote: 
>> 
>> We’ve been getting these smaller OTDR/VFL/OPMs from Amazon for our field 
>> techs. This way they can see if there’s a problem with the drop at least. If 
>> it’s anything past that, the splicers with the fancier/costlier OTDRs get 
>> involved. Price point is right and it does what they need it to do. 
>> https://www.amazon.com/YEDEMC-Mini-Pro-Mulit-Function-5m-60Km-Dynamic/dp/B092LNWZ4Y/
>>  
>> 
>> -c 
>> 
>> On Oct 29, 2024, at 2:39 PM, Jason McKemie < 
>> j.mcke...@veloxinetbroadband.com > wrote: 
>> Does anyone have any recommendations for an OTDR that won't break the bank 
>> but is reasonably easy to use? My Exfo just stopped powering up today, so 
>> evidently I'm in the market for a new one. The Exfo is about 14 years old, 
>> so I assume they've come a little ways since then. I don't need anything for 
>> super long distances, mainly just access, PON features are a plus. -- 
>> AF mailing list 
>> AF@af.afmug.com 
>> http://af.afmug.com/mailman/listinfo/af_af.afmug.com 
>> 
>> -- 
>> AF mailing list 
>> AF@af.afmug.com 
>> http://af.afmug.com/mailman/listinfo/af_af.afmug.com 
> 

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