LIJEN, LLC

Direct Chinese Manufacturer Link

Our China Signal Amplifier manufacturer is an established Foreign Invested Corporation (FIC) in China since 2000.  It is a key supplier to China Mobile and China Unicom, the only 2 current wireless operators in China.  These high power Signal Amplifiers improves the performance both downlink broadcast from the antennas of cellular Base Tower Station (BTS) and uplink receiving from the end user cellular phones.  Shipped many thousands of these Signal Amplifiers to China Mobile and China Unicom which covers more than 20 of the 31 Chinese provincial level districts, their products start to ship to other Asia countries since 2007.  LIJEN, LLC is now helping this China manufacturer to promote their products and services in USA.

 

More than 20 products passed the rigorous China State Radio Center tests and certificate permits were awarded from Chinese Radio Regulatory Commission.  These products can be categorized into following 4 product groups:

 BTS High Power Amplifiers

 Tower Top Amplifiers

 Repeaters

 In-line Boosters

Specifications of sample Repeaters and In-line Boosters are listed below.  LIJEN, LLC welcome your inquiry with your specific specifications

 

To contact us:     PO Box 11224, Reno, NV 89510

Phone: 775-622-6451            E-mail: JenJa@LijenLLC.com

Frequency Band                     Cellular, SMR, PCS, CDMA(800Mhz), Trunk(450Mhz)

Output Power!downlink     43/40/37/33 dBm

Output Power!Uplink         33 dBm

Gain!Downlink                     90/85 dB

Gain!Uplink                          85/80 dB

Gain Adjustment Range       30 dB

Gain Adjustable Step            1 dB/step

Ripple                                        +/- 1.5 dB

Propagation Delay                 < 1.5 us

Intermodulation Distortion                 < -13 dBm               or              -60 dBc

Noise Figure                            < 5 dB

VSWR                                        < 1 : 1.5

Power Supply                          120 Vac @ 3A!1A

Enclosure                                 Alloy, Waterproof (NEMA 4X)

Dimension/Weight               60cm x 45cm x 22cm / 25kg

Connector                                N-Female

Monitoring                              SMS, RS232

Frequency Band                     Cellular, SMR, PCS, CDMA(800Mhz), Trunk(450Mhz)

Output Power!downlink     37/33/30/27 dBm

Output Power!Uplink         27 dBm

Gain!Downlink                     50/45 dB

Gain!Uplink                          45/40 dB

Gain Adjustment Range       28 dB

Gain Adjustable Step            1 dB/step

Ripple                                        +/- 1.5 dB

Propagation Delay                 < 1.5 us

Intermodulation Distortion                 < -13 dBm               or              -60 dBc

Noise Figure                            < 5 dB

VSWR                                        < 1 : 1.5

Power Supply                          120 Vac @ 1.5A!0.5A

Enclosure                                 Alloy, Waterproof (NEMA 4X)

Dimension/Weight               46cm x 35cm x 16cm / 19kg

Connector                                N-Female

Monitoring                              SMS, RS232

Wireless RF Repeator S

In-building RF In-Line Booster

Signal Amplifiers