The non trivial part is the balanced differential pairs from the SFP to the 
chipset.
And then the initialization of the chipset.  More work than I wanted to do.  

From: Forrest Christian (List Account) 
Sent: Thursday, March 30, 2017 6:25 PM
To: af 
Subject: Re: [AFMUG] Gigabit ethernet converters?

I've torn a couple apart that use a fairly easy to use chipset.  But only 
available in commercial temperature range. 

Some of the battle here is figuring out the vendors who do this type of stuff.  
I want to avoid switches since I want this as transparent as possible,  but I 
might end up having to go there.  I have another secret weapon in my arsenal 
but I'm hoping I don't have to go there since that's more software and software 
takes time.

On Mar 30, 2017 2:21 PM, "Chuck McCown" <[email protected]> wrote:

  I looked at doing media converters last year.  Not trivial.  

  From: Forrest Christian (List Account) 
  Sent: Thursday, March 30, 2017 2:07 PM
  To: af 
  Subject: Re: [AFMUG] Gigabit ethernet converters?

  Yeah, maybe I should be clearer what I'm looking at. 

  I'm looking at various options to build a tower-top box to simplify the fiber 
up the tower with syncronized radios at the top..  Think a multiport ubiquiti 
fiberpoe with sync over power and a gps receiver built in, along with tower-top 
management.

  I don't want to include a switch up top - most people want as little as 
possible up there, and I'd rather keep the whole thing as simple as possible - 
I'd rather just use a copper-to-sfp chipset, but I haven't found any which I 
feel comfortable integrating.   So I need to tear some more of the units apart 
to figure out what chipsets are available.

  -forrest

  On Thu, Mar 30, 2017 at 8:12 AM, Adam Moffett <[email protected]> wrote:

    RB260.
    Haven't had one fail due to cold yet that I know of.  That's a switch, so 
maybe it's more complicated than you're going for.


    ------ Original Message ------
    From: "Forrest Christian (List Account)" <[email protected]>
    To: "af" <[email protected]>
    Sent: 3/30/2017 1:45:52 AM
    Subject: [AFMUG] Gigabit ethernet converters?

      I want to buy another selection of gigabit copper to sfp converters for 
reverse engineering purposes.  Ideally some which are known to work well and 
especially any which don't fail in non climate controlled environments. 

      What is everyone using?  




  -- 

        Forrest Christian CEO, PacketFlux Technologies, Inc.

        Tel: 406-449-3345 | Address: 3577 Countryside Road, Helena, MT 59602
        [email protected] | http://www.packetflux.com

           


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