-Why Callboost is the most professional signal booster manufacturer?
-Callboost handle many engineering cases around the world,we have rich experience in mobile phone signal coverage project.
-Callboost Own Chinese the largest signal booster manufacturing factory,so our quality control and production capacity leading the world.
-Most of Callboost's signal booster have certificates,such as CE,RoHS,FCC,etc...
-Callboost have rich exhibition experience,our signal boosters are recognized in many regions around the world.
-Callboost CB75B Five Band 2g 3g 4g Signal Booster For Home Support These Frequency Band.
Model | Uplink (MHz) | Downlink (MHz) |
CB75B-B1B3B5B7B28 | 703~748/824~849/1710~1785/1920~1980/2500~2570 | 758~803/869~894/1805~1880/2110~2170/2620~2690 |
CB75B-B1B3B7B8B20 | 703~748/880~915/1710~1785/1920~1980/2500~2570 | 758~803/925~960/1805~1880/2110~2170/2620~2690 |
CB75B-B2B4B5B7B28 | 703~748/824~849/1710~1755/1850~1910/2500~2570 | 758~803/869~894/2110~2155/1930~1990/2620~2690 |
CB75B-B1B3B7B20B28 | 832~862/880~915/1710~1785/1920~1980/2500~2570 | 791~821/925~960/1805~1880/2110~2170/2620~2690 |
-CB75B 5 Band Mobile Cellular Cell Phone Signal Amplifier Repeater Technical Specification
Item | Uplink | Downlink | |
Output Power | 17±2 dBm | 27±2 dBm | |
Gain | 70±2 dB | 75±2 dB | |
Ripple in Band | ≤6~15 dB | ≤6~15 dB | |
VSWR | ≤2 | ≤2 | |
Max. input power without damage | -10 dBm | -10 dBm | |
Gain Attentute Range | 1~31 dB,step of 1 dB | ||
ALC control Range | ≥ 25 dB | ≥ 25 dB | |
Spurious emission | 9KHz~1GHz | ≤-36 dBm | ≤-36 dBm |
1GHz~12.75GHz | ≤-30 dBm | ≤-30 dBm | |
EVM | Fully comply with 3GPP | ||
PCDE | Fully comply with 3GPP | ||
ACRR | Fully comply with 3GPP | ||
LCD Indication | Band | Display Working Band and Frequency | |
Gain | Display of UL&DL Gain | ||
Pout | Display DL output power | ||
Work | Working normally: no display, Uplink Stand-by:display | ||
ISO | Working normally: no display0; ISO alarm&auto degrading system gain:display; Self-oscillation Turn-off:display&flashing | ||
AGC | Not active:no display; Active@5-10dB:display; Active@15-25dB:display&flashing | ||
Over input turn-off Function | Available | ||
Link Balance Function | UL&DL ALC linkage | ||
Auto screen lights off | No operation within 3 minutes | ||
Self-oscillation elimination | Available | ||
Noise Figure | ≤8 dB | ≤8 dB | |
Time Delay | ≤1.5 μs | ≤1.5 μs | |
Power Supply | DC：12 V / 3 A | ||
RF Connector | N-Female | ||
Environment Conditions | IP40 | ||
Operating Temperature | -10℃ ~ +55℃ | ||
Size | 250*270*50mm | ||
Weight | <2.5kg | ||
-Callboost use Chinese the topest secret technology on mobile phone signal booster.
-Callboost mobile phone signal boosters for home have excellent appearance and the most advanced technology material.
-Callboost CB75B Five-band signal repeater use the newest LCD display.You can see the actual operating parameter.
-5 band signal amplifier five frequency bands boost mobile phone 2g 3g 4g signal at the same time.
-Each one motherboard use the topest technology so that Amplitec signal boosters have ALC,MGC and Auto turn-off function.
Auto turn-off in case of excessive self oscillation or over input,and ALC function,auto control of output power for stable coverage.
-Self oscillation elimination, auto degrading of output power in case of insufficient isolation detected.
-Idle turn-off,auto turn-off of uplink while no active users in the coverage,lowering interference to BTS.
-Real time isolation check and alarm.
-Easy to cover over 600-1000m2 and easy to install.
-Callboost new penta band signal booster can solve many signal problems easily.
-Callboost 2g 3g 4g five band cellular signal booster cover your home signal without blind area easily.Our mobile phone signal boosters all have one year warranty.
No: | Name | Model | Number | unit | Install No |
1 | 27dBm repeater | CB75B Five Band | 1 | PCS | RU1-2F |
2 | Donor antenna | CAOY0727-1165 | 1 | PCS | ANT1-3F |
3 | Service antenna | CAIO0727-03360 | 3 | PCS | ANT1-1F/ANT2-1F/ANT1-2F |
4 | Coupler | CP0727-7N | 1 | PCS | T1-2F/7 |
5 | 2-Way Splitter | SP0727-2N | 1 | PCS | PS1-2F/2 |
6 | 7D cable | 7D-FB | 45 | M | |
7 | 7D cable bond | N-C-J7D | 12 | PCS |
-Recommended accessories full sets including:
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