Did you have a turn table and the whole works or did you just do it manually?
On Wed, Jan 4, 2017 at 11:51 AM, Chuck McCown <[email protected]> wrote: > I have no idea if Lanbowan actually does field testing. I would think you > have to do some because there are always reality issues that pop up when > using a simulation. But as far as exhaustive testing or third party > testing, I have no idea. I had my own far field test range and I used IEEE > testing methodology. So I knew that my performance in the field would be > better than my published specs. > > My guess is that KP will just get absorbed in to the L-COM product list. > More importantly, L-COM absorbed the customer list. > > *From:* Ken Hohhof > *Sent:* Wednesday, January 04, 2017 10:06 AM > *To:* [email protected] > *Subject:* Re: [AFMUG] Infinite Electronics Acquires KP Performance > Antennas > > > I won’t ask if they will sell your design to someone else for money. > > > > But I will ask about testing. Do they qualify the antennas with lab and > open field testing, or is that your responsibility to do yourself or send > out to an independent lab? > > > > ----------------------------------------------------- > > > > I know you can test antennas yourself, and the KP guys talked about doing > a lot of testing which I think they sent out. But I see a lot of spec > sheets that seem like they came right off a simulation program, often > without qualifying if the numbers and plots are typical or guaranteed > performance. But then I also see elevation/azimuth plots that are so ugly > they must be real because no marketing guy would make them up. (I think > there’s one Ubiquiti omni that struck me that way.) > > > > A lot of antenna vendors, I think we take their amazing gain numbers with > a grain of salt, subtracting a fudge factor for marketing exuberance. And > without patterns and frequency plots, just a gain number isn’t that useful. > > > > Looking at published elevation/azimuth plots for dual pol omnis, the gains > are often different for the two polarizations. And with the 5 GHz wideband > antennas, there may be a sweet spot at some frequency, and in any case the > gain usually drops off several dB in the lower sub-bands. > > > > I also remember the KP guys went through what they called Gen I, II and > III versions, influenced a lot by their interactions with Cambium. I think > the Cambium guys informed them that gain wasn’t everything in a sector > antenna, you also needed a certain F/B ratio and sidelobe suppression. > > > > There’s also the issues of null fill and downtilt. Electrical downtilt is > especially relevant in an omni, since you can’t really do mechanical > downtilt if you want it to be an omni. > > > > Bottom line, a lot of buyers look only at two numbers: price, and gain. > > > > > > *From:* Af [mailto:[email protected]] *On Behalf Of *Chuck McCown > *Sent:* Wednesday, January 4, 2017 10:44 AM > *To:* [email protected] > *Subject:* Re: [AFMUG] Infinite Electronics Acquires KP Performance > Antennas > > > > Yes, Lanbowan will sell to anyone with money. They will custom build or > alter anything for money. Easy company to work with. > > > > *From:* Mathew Howard > > *Sent:* Wednesday, January 04, 2017 9:08 AM > > *To:* af > > *Subject:* Re: [AFMUG] Infinite Electronics Acquires KP Performance > Antennas > > > > I think all (or at least most) of the KP sectors are pretty heavily > customized, as I haven't seen anyone else selling the equivalents, but I > suspect that they are all manufactured by Lanbowan... whether or not the > internals are any different than what Lanbowan will sell to anyone else, I > don't know. > > The dual polarity 5ghz omnis they sell are certainly the same thing as > Chuck's (there are probably at least half a dozen different companies > selling those in the US... including L-Com, interestingly). > > > > On Wed, Jan 4, 2017 at 9:07 AM, Colin Stanners <[email protected]> > wrote: > > From my bit of research I believe that KP dual-frequency "combo" sectors > are their own design / build, although I've never asked them. > > > > On Wed, Jan 4, 2017 at 8:48 AM, Chuck McCown <[email protected]> wrote: > > Most of KP stuff came from Lanbowan. Same place I got my customized omni > antennas. > > L-Com does similar, just import from China. > > So just adding Lanbowan to L-Com is not much of a change it doesn’t seem > to me. > > > > I don’t think either company actually built anything themselves. > > > > *From:* That One Guy /sarcasm > > *Sent:* Tuesday, January 03, 2017 5:42 PM > > *To:* [email protected] > > *Subject:* Re: [AFMUG] Infinite Electronics Acquires KP Performance > Antennas > > > > L-Com/KP presents some interesting potential > > > > On Tue, Jan 3, 2017 at 5:11 PM, Chuck McCown <[email protected]> wrote: > > Must be these guys: > > http://www.infiniteelectronics.com/ > > > > *From:* Timothy Steele > > *Sent:* Tuesday, January 03, 2017 4:03 PM > > *To:* [email protected] > > *Subject:* [AFMUG] Infinite Electronics Acquires KP Performance Antennas > > > > http://www.antennasonline.com/main/news/infinite-electronics-acquires-kp- > performance-antennas/ > > > > > > -- > > If you only see yourself as part of the team but you don't see your team > as part of yourself you have already failed as part of the team. > > > > >
