Yeah, they “work in the city”...

From: Adam Moffett 
Sent: Monday, June 15, 2020 11:05 AM
To: [email protected] 
Subject: Re: [AFMUG] DC surge supression

Damn, Illinois WISPs are hard core.



On 6/15/2020 12:58 PM, Steve Jones wrote:

  Chuck, You want this adam guy has an accident, maybe he trips and falls, 
lands on a cambium SS a couple times, maybe it happens by his towe, may that 
tower has a weak leg and falls on him? maybe somebody forgets some gas cans in 
his living room, maybe a racoon with a pack a day smoking habit shows up. I 
dont know, sometimes things happen to guys who dont use mccown tech stuff. not 
sayin there is a correlation, just happenstance that guys with MT products 
brakes dont fail on a downhill grade like guys with other brands.

  On Mon, Jun 15, 2020 at 10:24 AM <[email protected]> wrote:

    MOVs are slow.  

    From: Ken Hohhof 
    Sent: Monday, June 15, 2020 9:12 AM
    To: 'AnimalFarm Microwave Users Group' 
    Subject: Re: [AFMUG] DC surge supression

    For 48VDC I would actually prefer to see MOVs rather than (or in addition 
to) silicon avalanche diodes.  You’d never put an MOV across an Ethernet data 
line, but this is power, and MOVs can take a punch.



    Purewave used to recommend a device I think the model number was PP1, I 
don’t know who made it, and it doesn’t appear to be sold anymore.  But it had 
MOVs and maybe some other stuff.  Also had a light you could see from the 
ground which was surprisingly useful.  I don’t think it had an internal fuse.  
I’d probably put that at the bottom, and maybe not a second surge protector.



    From: AF <[email protected]> On Behalf Of Adam Moffett
    Sent: Monday, June 15, 2020 9:59 AM
    To: [email protected]
    Subject: Re: [AFMUG] DC surge supression



    In my last adventure we installed DC up the tower to 50 or 60 devices using 
the $40 Cambium 200SSH.  I don't know much about the device, but after several 
years of lightning seasons nothing had exploded.  That device was actually 
chosen due to a physical space restriction and not because it was believed to 
be better.  

    I had looked at the McCown Tech SS as well, but same space limitation 
applied as the Transtector.  (I was mounting on the inside of a cabinet door, 
and there was a limit on thickness of the housing).

    Transtector is basically the name brand in this field though.  You won't 
get fired for buying the Transtector.





    On 6/15/2020 10:09 AM, Joe Novak wrote:

      I was talking to Ken Ruppel w/ Aviat about this just last week, we are 
going to utilize the one they recommended for top of tower:   
https://www.streakwave.com/itemdesc.asp?ic=1101-1110 



      I may consider the din rail one for in the box.





      Joe





      On Mon, Jun 15, 2020 at 9:05 AM Josh Baird <[email protected]> wrote:

        For those of you running DC up the tower, what are you using for surge 
suppression at the top and bottom? 



        I have seen these mentioned previously on this list:



        https://www.winncom.com/en/products/1101-626



        Anything else I should be looking at?


        Thanks,



        Josh

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