For the AN50s I always did LMR400 because that's what was there. It was never more than 3 meters (9 feet).
For every other radio it's generally what's included. The biggest I can think of is the brand we can't say here - might be heavy duty LMR195, though. Josh Luthman Office: 937-552-2340 Direct: 937-552-2343 1100 Wayne St Suite 1337 Troy, OH 45373 On Tue, Apr 7, 2015 at 2:01 PM, Glen Waldrop <[email protected]> wrote: > I might do that. > > Is that what you use for less than 20ft? > > LMR400 has less loss, but I think at that length all the loss is going to > be the connectors anyway. > > 400 is a bit stiff. > > > > ----- Original Message ----- > *From:* Josh Luthman <[email protected]> > *To:* [email protected] > *Sent:* Tuesday, April 07, 2015 12:58 PM > *Subject:* Re: [AFMUG] Quick antenna question > > For <20 feet you could just use 195, I don't think you get any much > difference at 5 GHz. > > > Josh Luthman > Office: 937-552-2340 > Direct: 937-552-2343 > 1100 Wayne St > Suite 1337 > Troy, OH 45373 > > On Tue, Apr 7, 2015 at 1:56 PM, Glen Waldrop <[email protected]> > wrote: > >> We seal ours as well. >> >> I recrimped most of the premade cables I purchased after I got a batch >> where the ends just came off. Assemble the equipment on the ground for >> testing, go to line the antenna up for a test shot, notice no signal, the >> coax is laying on the ground. >> >> I didn't take the end off, just hit it again with the crimpers from each >> direction. >> >> That has made me a bit gun shy about LMR400, especially after it happened >> on a tower. >> >> >> >> ----- Original Message ----- >> *From:* Josh Luthman <[email protected]> >> *To:* [email protected] >> *Sent:* Tuesday, April 07, 2015 12:49 PM >> *Subject:* Re: [AFMUG] Quick antenna question >> >> Nearly all of my coax is preterminated. It's all a) Streakwave or b) >> included with the antenna. I can't recall if we've ever had a problem with >> any of it, but we always use coax seal. >> >> >> Josh Luthman >> Office: 937-552-2340 >> Direct: 937-552-2343 >> 1100 Wayne St >> Suite 1337 >> Troy, OH 45373 >> >> On Tue, Apr 7, 2015 at 1:34 PM, Glen Waldrop <[email protected]> >> wrote: >> >>> 15dBi omni and ~15 to 20ft LMR400. >>> >>> Lightning blew the door off the power box on the ground, fried the mini >>> PCI cards, but the RB600 still worked, just no data across the ethernet >>> port. >>> >>> The unit was hit in 09, was replaced and the antenna and coax have been >>> in service the whole time. I never replaced it as I thought the hinky rx >>> signal was just misreported, a 24Mbps link @ -88 shouldn't happen. Rx >>> signal quality has finally gone down to match the actual numbers now, so I >>> think something in the antenna was damaged. >>> >>> The problem I have here is quality cables. I've gone through around 50 >>> that were replaced by Streakwave. They had a bad batch. Made me quite shy >>> to replace what appears to be a good cable with one that might just quit >>> like some others have. >>> >>> I made this one in late 08. >>> >>> >>> >>> ----- Original Message ----- >>> *From:* Jaime Solorza <[email protected]> >>> *To:* Animal Farm <[email protected]> >>> *Sent:* Tuesday, April 07, 2015 12:12 PM >>> *Subject:* Re: [AFMUG] Quick antenna question >>> >>> more info ...what kind of antenna? how much RF cable and what kind is >>> it? what do connectors look like ? >>> >>> Jaime Solorza >>> Wireless Systems Architect >>> 915-861-1390 >>> >>> On Tue, Apr 7, 2015 at 11:09 AM, Glen Waldrop <[email protected]> >>> wrote: >>> >>>> I had a tower hit by lightning. The antenna appeared to survive, so I >>>> replaced electronics and let it go. >>>> >>>> The system reports low rx signal, 20dB worse than expected, but got the >>>> speeds I expected, so originally I thought the signal was just being >>>> misreported by the new equipment. It has degraded now, so we're working on >>>> it this afternoon. >>>> >>>> I'm replacing the antenna, but what are the odds that the coax is >>>> damaged as well? >>>> >>>> I've got spare, probably going to send it up with the climber anyway. >>>> >>> >>> >> >
