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WiFi/LTE antenna BDM-2

100 posts in this topic
7 hours ago, Argos said:

Hello!
 V  is isolated from the rest or does it not matter?

,,,not...!!!

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On 8/19/2021 at 10:47 PM, Admin said:

Юрий 26,,, the dimensions in red are for you...

ea0.jpg

Hi Admin,

How much the gain has the antenna in red? is it 1800-2100 MHz? Thank you.

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On 1/10/2021 at 0:51 PM, miloudsatdz said:

thank you ADMIN 

I made an antenna according to this design and the result was very positive even though I used a 75 ohm cable

Tested on 3G and 4G network 

The result in the photo is attached

1800mhz.jpg

Hi, does this work on 1800-2100 MHz (B3 & B1) frequency? Thank you!

Edited by alsamman80
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alsamman80

--------------------

It is designed for 1800 frequency only

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On 12/21/2020 at 10:05 AM, Admin said:

,,, for the 1.8 GHz band, other dimensions are needed...!!!

3.jpg

1.jpg

2.jpg

Hi Admin,

Could you recalculate this antenna for 75 ohm cable? Thank you!

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On 1/10/2021 at 0:51 PM, miloudsatdz said:

thank you ADMIN 

I made an antenna according to this design and the result was very positive even though I used a 75 ohm cable

Tested on 3G and 4G network 

The result in the photo is attached

1800mhz.jpg

Hi, does this recalculated or design specially for 75 ohm cable? how much is the gain? Thank you.

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,,,the gain it"s aprox 15dBi...you can try whith 75 Ohm cable impedance...!!!

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alsamman80

----------------------------------------------

sorry, I don't have antenna simulator software

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,,,yes, respecting the positioning of the ports as in the image below...

ee51.jpg

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20 hours ago, DavidER said:

 

Will it work on 2 ports with a 75 ohm cable?

screenshot_2443.thumb.jpg.6a2d08a5f42de50101ec0cc1ab226ea0.jpg

yes it work  on 2 ports with a 75 ohm cable

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hi admin i want to make an antena for 1800 MHz. what is the best option? which antena can best signal speed 1800 vs 900 ?. thank you

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I think you can try a Bester antenna from this post.

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On 1/10/2021 at 3:21 PM, miloudsatdz said:

thank you ADMIN 

I made an antenna according to this design and the result was very positive even though I used a 75 ohm cable

Tested on 3G and 4G network 

The result in the photo is attached

1800mhz.jpg

On 3/5/2023 at 6:40 PM, alsamman80 said:

Hi, does this recalculated or design specially for 75 ohm cable? how much is the gain? Thank you.

is this use one cable?? or two cables??

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,,, two cables at 120 degrees can also be used...!!!

screenshot_3.png

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24 minutes ago, GiangVN777 said:

Does it work on 6ghz frequency?

,,, yes, it is possible, but with other dimensions...!!!

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,,okay, I will try...!!!
I use cst.

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,,,this is real...

image_30409.jpg

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