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thewisperer
Premium
join:2008-01-16

is Tik Bullet better than UBNT Bullet?

just go a call: customer down and its raining and snowing here.

that sub has a Ubnt Bullet: already had to replace it once last year: and I taped it with rubber tape and 88 on top.

The other 100 subs with Nano's are not calling

Has anyone deployed the Mikrotik Groove in a wet setting?

To be continued: but I would bet dollars against doughnuts that I will find a wet bullet in the morning.


Inssomniak
Premium
join:2005-04-06
Cayuga, ON
kudos:1

I have 60 bullets out there, never one wet, all taped.

I did have a NB5 freeze to death the other day in -27 degree windchill.
--
OptionsDSL Wireless Internet
»www.optionsdsl.ca


raytaylor

join:2009-07-28
kudos:1

reply to thewisperer
Im at 2x wet bullets.

I find that the signal bar label lets water in - one of mine was auctually coming off.

So if i have to use them, i use an L connector and mount them vertically.


voxframe

join:2010-08-02

said by raytaylor:

So if i have to use them, i use an L connector and mount them vertically.

1) They are only supposed to be mounted vertically. Never horizontally. At least that was my understanding when talking with Ubnt. We would never attempt to mount them horizontally, can tell just by holding them that the seals (Especially the little rubber boot) were not meant to be positioned like that.

As for the replacement. I wouldn't use a MT bullet as you're throwing too many variables into the situation. If you are already using a Ubnt bullet, stick with that setup. If you're very familiar with MT bullets and how they interact with other stuff, then I'd say it's a safe bet.

The other question you need to ask yourself is what direction do you see your system going. Are you mostly Ubnt, or mostly MT. Do you prefer one or the other for APs? If your system is one standard, and you introduce something different on a whim you're just opening the doors for trouble when something goes wrong because now you've got a totally different mix.

As for performance, I love MT, but I moved away from using them as radios of any kind. Their firmware releases have been horrible as of lately, and their wireless implementation is not stable in my opinion. I've also spoken to a few others who have had similar experiences.

Another thing to keep in mind is your CPEs. Are they primarily Ubnt? Then stick with Ubnt. If they are MT stick with MT. Introducing a hybrid mix like that is another door for trouble with firmware incompatibilities. It's always a nice surprise running an upgrade and POOF the entire subnet goes dead because of some bug.

Newbie

join:2011-04-18
Winona, MN

reply to raytaylor
There was a manufacturing defect a while ago where several thousand bullets had this issue.... I only have used 4 in the field but had no problems with those mounted vertically with 33+ tape.

From Robert posted 9-24-2010:

"Hello --

We did see weatherproof LED label manufacturing issues early at start of bullet production, but we have since increased quality control and so it should not be an issue today."

The main post about these got nuked when the forums went poof.....


WHT

join:2010-03-26
kudos:3

reply to voxframe
Of course if the UBNT Bullet's white cap falls off, water wind driven rain *will* flood the cap. I've even had rain get past the white cap. Robert Pera said the LED tape problem solved some time ago. Though a 1/-1/2 rubber hose wire tied around the Bullet will keep the rain off it, and an extra taping of the plug will help.


thewisperer
Premium
join:2008-01-16

reply to thewisperer
we have a big storm here and I have not been able to look at it



Inssomniak
Premium
join:2005-04-06
Cayuga, ON
kudos:1

Yea, you and I share the same pain today. From the same storm
--
OptionsDSL Wireless Internet
»www.optionsdsl.ca



John Galt
Forward, March
Premium
join:2004-09-30
Happy Camp
kudos:3

reply to thewisperer

Click for full size
Cleaned and properly tightened connector
Click for full size
Silicon self-fusing tape
Click for full size
Scotch 33 applied to cover silicon tape
Click for full size
endcap and bushing taped using same method as above
Click for full size
The secret ingredient...!
Click for full size
Assembly completed, ready for the field
Click for full size
Overview of the WX station
Click for full size
5 GHz grid and Bullet5 installed
Here is one that is getting ready...

I usually make up the radio and cable on the bench and test, then seal, then test again.

Self-fusing silicon tape, and Scotch 33 (well-warmed and stretched when applied), conformal and trying to minimize any folds or gaps ("birdmouths").

All of the exposed metal has the SilCHEM applied to it. This stuff is -so- slippery....water won't even begin to stick to it.

I also keep the edges of the panel antennas well-sealed with premium sealants.

The radio on the railing feeds the link from my weather station.

»www.zardoz-sensor.com

This radio has been exposed to rainfall at a rate of 22.91 inches per hour, and gusts to 99.5 MPH...no leaks yet. Been chugging along since September 2011.
--
»www.archive.org/details/Meatpies_1984



Inssomniak
Premium
join:2005-04-06
Cayuga, ON
kudos:1

quote:
This radio has been exposed to rainfall at a rate of 22.91 inches per hour, and gusts to 99.5 MPH...no leaks yet. Been chugging along since September 2011.

Dayum that's a lot of rain.
--
OptionsDSL Wireless Internet
»www.optionsdsl.ca

prairiesky

join:2008-12-08
canada

reply to thewisperer
in terms of sealing, i am a huge proponent of having a drain on the bottom. I have found before that it's not rain that causes water to get into my units. It's moisture. With our climate here (-40c to +40c), the temperature swings cause the air to expand and contract. If a unit is sealed that changes the air volumes inside and creates negative pressures. This draws cool moist air in. It then condenses out and can't leave. I had a perfectly sealed Engenius radio get half an inch of water in it over a year. I have always preferred integrated radio units to avoid cables and connectors.



John Galt
Forward, March
Premium
join:2004-09-30
Happy Camp
kudos:3

reply to Inssomniak

said by Inssomniak:

quote:
This radio has been exposed to rainfall at a rate of 22.91 inches per hour, and gusts to 99.5 MPH...no leaks yet. Been chugging along since September 2011.

Dayum that's a lot of rain.

Think "cloudburst"...or getting a bucket of water thrown on you. And it rains like that here...

Although we can get 8-10 inches per DAY here on a regular basis, the average per month is 14-20 inches this time of year.
--
»www.archive.org/details/Meatpies_1984



John Galt
Forward, March
Premium
join:2004-09-30
Happy Camp
kudos:3

reply to thewisperer
We're in a major weather event now and for the next few days...

»zardoz-sensor.com/

»zardoz-sensor.com/weather/trends.



DaDawgs
Premium
join:2010-08-02
Deltaville, VA

reply to John Galt
Stunning view.


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