Welcome to Shireen Inc

Shireen, Inc. designs, develops and manufactures components and systems for the Broadband Wireless, SCADA, Military and Telecommunications industries. Our solutions include everything from “mission critical” components for military communication systems to increasing the power of WiFi installations.

What We Offer
Our products are constantly improved to take advantage of the latest technology available. We specialize in custom designs and solutions for all segments of the wireless industry. At Shireen, we make wireless work!
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Single Band Cellular Repeater

Posted by Perception System Wednesday, August 17, 2011

Developing Various Products for the Telecom Industry.
Shireen Inc. develops various products for the Telecom Industry; understanding that there still remain a vast majority of regions, industries and people who do not receive a sufficiently strong cell phone signal. This State of the Art Single Band Repeater/Amplifier design increases signal strength and improves cellular communication without a physical connection to the cell phone.

The amplifier has a typical signal gain of 60dB which is automatically controlled using proprietary digital design. It can be employed in large yachts, homes and offices.

The Single Band Cellular Repeater/Amplifier works in the following manner: An outside antenna (placed outside the premises) receives the signal from the base station, the Cell Amplifier unit amplifies the signal and repeats it to the cell phones through the inside antenna (placed indoors). You get the freedom to walk around while talking on your phone. This technology allows clean and clear wireless functioning of multiple cell phones operating in the 800MHz band.

Buy Single Band Cellular Repeater today
Buy a Single Band Cellular Repeater Kit here…

Download Specifications
Product Spec #18-852 »

Manuals
Installation and Operations

FCC ID:
YEF18852-60-800
IC: 8987A-GSM18852
Please also check out our Dual Band Repeater Amplifier.

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Product Information
For more information about our products, please contact us directly at 301.838.4380 or email us at sales@shireeninc.com

Specifications
Electrical
Frequency Range Uplink: 824 – 849 MHz
Downlink: 869 – 894 MHz
Technology All modulation schemes and technologies in the mentioned frequency range
Forward/Reverse Gain 60dB (typ); gain stability (+/- 1dB)
Gain Control Automatic Digital Control
Waveform Quality Factor > 0.97
Group Delay < 1 usec
Noise Figure better than 5dB
Circut Protection Auto shutdown at hight power input
Impendance 50 Ohms
Power Requirement 7.5VDC @1.2A
General
RF Connectors Type N
LED Indicator Green @ Power On (Normal)
Red @ Oscillations (Abnormal)
Dimensions 39.3″ x 5.1″ x 1.02″ in.
(100 x 130 x 26mm)
Weight 2.2 lb (1kg)
Operating Temperature -20 C ~ +70 C

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