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Posts Tagged ‘dragontech’

Antenna Diplexer 400 Tetra / Mobile

January 3rd, 2020
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newAn antenna diplexer or RF diplexer is a unit or module that enables two antenna feeds to be combined and carried down one feeder. Conversely, it can act as a splitter to enable the signal from one feeder to be connected to two receivers or antennas.

Tetra 400 / Mobile Diplexer

Diplexer 400 Tetra / Mobile

Diplexer 400 Tetra / Mobile

  • Tetra and mobile antenna diplexer enables Tetra security and Mobile Cellular radio signals to be combined or split with a single feeder.
  • Enabling multiple transmitters to use a single antenna: Mobile services often use multiple frequencies, possibly for different Mobile Network Operators. In view of the size and cost of the antennas they may have a single antenna and they may want to combine the signals from several transmitters to feed into the antenna. As they are on different frequencies, it is possible to use a diplexer to combine the signals and use a single feed.
  • Enabling a multiband transmitter to use different antennas according to frequency.
  • Allowing single feeder to be used for multiple feeds. The signals from he antennas can be combined at the antenna end using diplexer, and a second diplexer at the point of use to route the signals.
  • More new products for 5G: http://www.inbuildingprojects.com/?p=909

 

Conceptual Diagram of a Diplexer

Conceptual Diagram of a Diplexer

 

 

 

#4G #5G #wireless #mobile #rf #radiofrequency #das #inbuilding #inbuildingwireless #inbuildingcoverage

Interference to your 5G services?

November 6th, 2019
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newBetter Data with our New Bandstop Filter

With more and more of our clients having problems with interference from different RF sources, this new filter helps prevent it.

Interference Prevention with Customisation

We can customise any Passband and Stopband for your case with 30 to 50 dB rejection suiting your needs.

This will improve voice and data significantly, bring more traffic, more revenue and happier customers in the network with improved LOYALTY!

Filter with DIN connectors

Filter with DIN connectors

Specifications
Passband MHz  1960-1980  2150-2170
Stopband MHz 1983.1~1990
Insertion loss dB <1.0 @ 1960 – 1979 MHz<1.7 @ 1979 – 1980 MHz<0.5 @ 2150 – 2170 MHz
Stopband Rejection dB >45 @ 1983.1~1990MHz
Return Loss  dB >15 @ 1960 – 1980 MHz>18 @ 2150 – 2170 MHz
IM3 dBc <-160 @ 2x40w carriers
Connector 7/16 DIN
Impedance Ω 50
Power dBm 50 Average Power54 Spontaneous Power

 


New Equipment for 5G Networks

November 4th, 2019
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New and Improved – Latest RF Components

We are glad to share our latest products in Radio Frequency systems.

These new parts adds value to your 4G & 5G  Systems. In the photo are our new:

  • 3dB Hybrid Coupler
  • Attenuator
  • Termination Load
  • Circulator
High Power Splitters

High Power Splitters for 4G

Benefits & Application

These are vital components to be used with your Base Station, Node B, or BDA. They can be used with your passive, active or hybrid DAS.

These components offers good system isolation to avoid interference, together with low insertion loss they are your ideal selection to bring excellent voice quality and data throughput to your customers.

 

coupler / splitter

directional coupler and power splitter

MIMO WiFi 3 Sector Antenna

November 1st, 2015
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MIMO 3 sector antenna for WiFi

MIMO 3 sector antenna for WiFi

Our MIMO antenna solution for WiFi, featuring:

  • Dual band 2.4 & 5.8 GHz
  • 17 dbi gain
  • 120 degrees (for 3 sectors)
  • 4 N connectors
  • MIMO
  • High Quality Performance for Outdoor sites
  • High Gain
  • Easy to install

LTE Bi-directional Log Periodic Antenna

January 15th, 2013
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Latest in our LTE products family, it has:

  • High Gain
  • Low VSWR
  • Highly directional
  • Easy to Install
  • Lightweight

This antenna supports:

  • 700-960 / 1710—2700 wideband
  • LTE/GSM/CDMA/3G/WLAN/WiMax
  • 2 sectors coverage

4G Bidirectional Antenna

More LTE products please click HERE.

Invisible LTE Antenna for ALL frequencies

December 29th, 2011
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Our Invisible Antenna  has recently been upgraded to cover all 4G/LTE frequencies, making it a truly global choice for all LTE systems.

Invisible LTE Antenna (datasheet)

Why is it Invisible ?

Our invisible antenna is one of our best selling items. This is mounted from above the false ceiling and only the ‘smoke detector’ shape is seen by the users. Making the antenna invisible

How does it help Data service for 3G / 4G?

This actually allows you to have the dipole below the ceiling for maximum Data performance, while it is so low profile that does not make users think that there is an antenna. Since the dipole is below ceiling, it will not be blocked by builder materials. These materials are often made of metal which reduces available radio signal strength and caused reflection and difraction. By using the Invisible Antenna, the maximum Signal to Noise Ratio and Signal Strength are acieved to allow best  Voice Quality and Data Throughput.

Why is the Invisible Antenna best for 3G / 4G?

We have now upgraded this Invisible Antenna to support 700 MHz to 6000 MHz, covering the 4G / LTE frequencies. By using this antenna, the building is future proof. If an upgrade is required you are ensured that the antenna can continue be used to support the next technology.

More details here (more LTE antenna / parts)

Variable Power Management for LTE

October 25th, 2011
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LTE 4G variable attenuator

When it comes to precise control of power levels, DragonTECH has the best LTE solutions.

Systems like optical RF transport systems require flexibility for the site enginer to be able to finetune power levels, and yet high precision is required. Not to mention that it needs to be very reliable so the power levels stay exactly the same after testing and commissioning.

Consider the Variable Attenuator LTE 0-3000MHz, contact us for more details.

Specifications
Frequency DC~3GHz
Impedance (Ohms) 50
Attenuation (dB) 0 to 31 (in 1 dB steps)
Insertion Loss (dB) ≤ 3.5
Precision (dB) ± 2.5
Power (w) 10
VSWR 1.5
Connector N Male
Operating temperature (°C) -55 to +85
Dimensions (mm) 122 x 30 x 20

Tetra System for Sale

June 21st, 2010
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We have a TETRA system from Motorola which we would like to sell.

These are used by police and security forces worldwide. Some proerty management groups will use them too. These are like walkie talkie radio but they are digital and they have data communications capability.

The system we are selling has 3 cell sites and 200 subscribers. Condition is excellent.

System Overview

MTP850 Handset

If you have questions and are interested please contact us.

Your support echoes here … DragonTECH expands

November 14th, 2009
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Thanks for your support. Our Service Geographics has been ever expanding. We just updated our service  coverage map. I would like to post it here to tell you how much DragonTECH appreciated your friendship and support.

Service Geographic Coverage

Service Geographics

I bet you will never forget to bring that Jumper Cable along

November 14th, 2009
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3 way splitter with JumperWe will give you Spliiters with Jumper Cables Affixed!

We have a new series of Power Dividers that comes with the necessary Jumper Cables. The length and connectors can be customised.

This alleviates a lot of connections on site for a faster and easier implementation. In cases where clients are charged according to the BoQ this new idea greatly reduceds install cost.

We can customise Jumper Cables and RF components for you.

Check it out on our Products page.

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