Registration Date: 09-01-2020
Date of Birth: Not Specified
Local Time: 24-01-2020 at 03:18 AM
Status: Offline

astao230's Forum Info
Joined: 09-01-2020
Last Visit: 09-01-2020, 07:46 PM
Total Posts: 0 (0 posts per day | 0 percent of total posts)
Total Threads: 0 (0 threads per day | 0 percent of total threads)
Time Spent Online: 46 Seconds
Members Referred: 0
Reputation: 0 [Details]
Additional Info About astao230
Sexo: Femenino
Localización: American Samoa
Bio: 20dBm DCS & UMTS Dual Band Repeater
1 Provide quick coverage solution for small signal weak & block zones, reduce drop/off calls.
2 Compact size, low consumption, easy installation, great cover.
3 Cover about 1000~5000 m² without block or obstruct.
4 High linear design, low interference to BTS.
5 Manual gain control function.
Block diagram and work principle:
Electrical specificationUplinkDownlink
Frequency RangeDCS1710 - 1785 MHz1805 - 1880 MHz
WCDMA1920 - 1980 MHz2110 - 2170 MHz
Max .Gain≥ 65dB≥ 70dB
Max .Output Power≥ 15dBm≥ 20dBm
Band width (-3dB)Wide Band
MGC (Step Attenuation )≥ 31dB / 1dB step
Automatic Level Control≥ 15dB, auto shut off after 15dB
Gain FlatnessGSM & CDMATpy ≤ 6dB(P-P); DCS,PCS ≤8 dB(P-P)
WCDMA≤ 2dB/ 3.84MHz,Full Band ≤ 5dB(P-P)
Noise Figure≤ 6dB
VSWR≤ 2.0
Group Delay≤ 1.5μs
Frequency stability≤ 0.01ppm
Spurious Emission &
Output inter-modulationGSM Meet ETSI TS 151 026 V 6.1.0
WCDMA Meet 3GPP TS 25.143 ( V 6.2.0 )
WCDMA SystemSpurious Emission MaskMeet 3GPP TS 25.143 ( V 6.2.0 )
Modulation Accuracy≤ 12.5%
Peak Code Domain Error≤ -35dB@Spreading Factor 256
LED AlarmStandard
Power LEDPower Indicator
ALC LED 1 --Low frequency BandOrange @ ALC 1~5dB, Red @ ALC 15dB~20dB,
LED off after 5 seconds red color
ALC LED 2 --High frequency BandOrange @ ALC 1~5dB, Red @ ALC 15dB~20dB,
LED off after 5 seconds red color
Mechanical SpecificationsStandard
I /O PortN-Female
Impedance50 ohm
Operating Temperature-25ºC~+55ºC
Environment ConditionsIP40
Weight≤ 3Kg
Power SupplyInput AC90~264V,output DC12V / 3A
Product Show
1.What're the main products of CenRF?
CenRF specializes in manufacturing all types of communication products. Our main products are repeaters, antennas, power splitters, couplers, combiners, cales, and connectors.
2.Can your company provide Technical Support?
Yes. We have experienced technical experts who are willing to help you deal with technical problems.
3.Can your company provide solutions?
Yes. Our team of IBS experts will help find the most cost-effective solution for your application.
4.Do you test the equipment before your delivery?
Yes. We do test every component after installation to ensure we've delivered the signal solution you needed.
5.What is your quality control?
Quality is CenRF's culture. We do have strict inspection and testing before shipment.
6.Can you accept the small order?
Yes, small order is available in our company.
If you're interested in our 20dbm dcs & umts dual band repeater, please be free to buy the high-quality products from our factory. As one of the best manufacturers and suppliers, we will offer you good after-sale service and fast delivery.
CenRF Communications Limited
Add:9F, Dongguan Building, Jiangnan Ave 4288, Binjiang District, Hangzhou
Contact:Alan Huang
Tel: +86-571-86631886
Fax: +86-571-89930536
Mobile: +86-18969122786
E-mail: sales@cenrf.combest wireless repeater
Versión: 1.8.7
Actualización: 1.8.7