Ah... yeah, it looks to me like they do in fact have SMA, and not RP-SMA on those antennas... so that would definitely be a problem. It's actually fairly common for SMA connectors on antennas to not be reverse polarity.
On Tue, Nov 29, 2016 at 4:07 PM, Ken Hohhof <af...@kwisp.com> wrote: > Sorry, meant to say both connectors with FEMALE pins. > > > > *From:* Af [mailto:af-boun...@afmug.com] *On Behalf Of *Ken Hohhof > *Sent:* Tuesday, November 29, 2016 4:05 PM > *To:* af@afmug.com > *Subject:* Re: [AFMUG] any special tricks to get AF-3X to work? > > > > Good thought, I had frame length at “default”, I changed it to 2 ms both > ends, still nothing. > > > > So it could be bad radios, bad coax, bad antennas. I used the Mikrotik > blue jumpers which I’ve used before with no problems, it was a new shipment > > > > I’ve used the Mars panels before, this time got them with SMA connectors > (actually turned out to be right angle which I hate), in the past have used > N connector model. The spec sheet doesn’t specifically say RP-SMA, of > course now they’re on towers so I can’t look. What do you want to bet I’ve > got male and female threaded connectors both with male pins? I just assume > SMA connectors are always reverse polarity. > > > > > > > > *From:* Af [mailto:af-boun...@afmug.com <af-boun...@afmug.com>] *On > Behalf Of *Mathew Howard > *Sent:* Tuesday, November 29, 2016 3:21 PM > *To:* af <af@afmug.com> > *Subject:* Re: [AFMUG] any special tricks to get AF-3X to work? > > > > The only thing that comes to mind that's any different than the AF-5X is > that you need to make sure the frame length is set the same on both ends of > the link. I'm assuming that it would show something on the main tab if it > was an LBT thing... the AF-5X says something like "radar detected" in red, > so it's pretty obvious... I'm assuming they do something similar, but I've > never seen it happen. As long as all of the settings match on both radios, > it ought to work. I know the 5X's don't care which connector is plugged > into which polarity, so I'd be pretty surprised if there was something like > that going on. > > > > On Tue, Nov 29, 2016 at 3:05 PM, Ken Hohhof <af...@kwisp.com> wrote: > > I’ve done several AF-5X links with no issues. Today we replaced a > Powerbridge 3.65 link with AF-3X and it just won’t work. Master says > beaconing, slave says syncing. > > > > Is there some trick to these other than the obvious bad radio, antenna or > jumper? It’s on the same channel as the Powerbridges which had great RF > performance, so it shouldn’t be an RF path problem. > > > > The only thing I did nonstandard was I decided to mount the antennas (Mars > panels) as V-H instead of dual slant. I don’t need to swap V and H at one > end or something weird like that, do I? > > > > I looked for any config items I might have wrong, there’s not much. > Ubiquiti’s LBT implementation doesn’t seem to have alternate frequencies. > I’m not sure what it would say if it was not transmitting because of LBT. > > >
