I think some people are doing that. I didn't like the idea of terminations at the top. Ask the tower guy when there's a problem would he rather try to do a termination on the tower or just pull a new cable up. I can probably guess the answer :)

If you're putting an interconnect box at the top I imagine you'll set up the box ahead of time and lift up the cable and box at the same time and you'll terminate spare fibers so if there's a problem you switch to one of your spares. If a squirrel eats your fiber cable you'll have to replace the whole assembly.


On 11/12/2015 2:31 PM, Scott Vander Dussen wrote:

Oh, so you’re brining this fiber from the tower base directly into the radio? I had figured the fiber would go from base to a fiber termination box up on the tower, and then patch cables out to the various radios.

*From:*Af [mailto:[email protected]] *On Behalf Of *Adam Moffett
*Sent:* Thursday, November 12, 2015 11:27
*To:* [email protected]
*Subject:* Re: [AFMUG] Fiber up a tower

I've been ordering the attached assembly (in various lengths) from Fiber Instrument Sales.

That cable is "core locked" so basically the fibers are buried in plastic. I had to specially request the 6" breakout....breakout kits are normally a few feet long.

Even with the short breakout, we're finding we have to extend the cable gland with a short piece of conduit. Trango is a 3/4 pipe thread, so we can get the parts at the hardware store. Telrad was an M25 so that required a special order M25 to 3/4 adapter.

On 11/12/2015 2:13 PM, Scott Vander Dussen wrote:

    Wanting to upgrade several towers with fiber up to the backhauls,
    any recommendations for specific product or procedures to do the
    job right the first time?


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