CDMA 450 Mhz Frequency Selective Repeater
Product Details:
| Place of Origin | Guangdong, China |
|---|---|
| Brand Name | Ledmate |
| Model Number | CDMA 450 Mhz Frequency Selective Repeater |
Payment & Shipping Terms:
| Minimum Order Quantity: | 1 Set/Sets |
|---|---|
| Packaging Details: | carton ,wooden case |
| Delivery Time: | 15 working days |
| Payment Terms: | L/C,T/T,Western Union |
| Supply Ability: | 500 Set/Sets per Month |
Detailed Product Description
Features
*The software of supervise can update by local or remote mode
*Power,Gain allowing for countinuous adjustment in wide rang ,
*Gain with high precision step adjustment,making it convenient for dubugging with safeguard of excessive voltage , current and in support of storage cell
*High insulate rate bewween uplink and downlink ,credible stabilization
*High reliabilityMTBF over one hundred thousand hours
*Perfect supervise function of telenet and local
Function
Auto Shut-Down
Protection of excessive output power
Survey and alarm fuction of main models by self
Alarm of open door
ALC technology used to provide auto amplitude fixing
Display output power
Gain,power,channel by software setting
Apply situation
Enlarge service range , eliminate blind spot ,such as cause by mountain ,
building ,forest ect.
Boost signal strongh of Base station ,enlarge coverage area in suburb
Boost up efficiency of coverage ,along the speedway.
Slove the coverage of inbuliding such as ,buildings,underground shopping center , underground,channel
Specifications:
Item | specs | ||||
Down link | Up link | ||||
Frequency range | 460-465MHz | 450-455 MHz | |||
Max out put power | 40dBm+0 -2 dB | 33dBm+0 -2 dB | |||
Auto ALC control | at the max output power, input adds 10dBm,then output should be keepat most 2dB or shut off. | ||||
Frequency error | ≤±5×10-8 | ||||
Gain | ≥85dB | ||||
Gain adjustable range | ≥30 dB | ||||
Gain adjustable linear | -10dB | ±1.0dB | |||
-20dB | ±1.0dB | ||||
-30dB | ±1.5dB | ||||
Pass band ripple | ≤3dB | ||||
Noise figure | ≤5dB | ||||
Voltage standing wave ratio | ≤1.4 | ||||
Transmission delay | ≤4.0us | ||||
Wave quality | >0.950 | >0.960 | |||
Spurious emission | Within each carrier frequency | f≥750 KHz≤-45 dBc/30KHz | f≥900 KHz≤-42dBc/30KHz | ||
f≥1.98MHz≤-60 dBc/30KHz | f≥1.98MHz≤-54 dBc/30KHz | ||||
Within pass band | ≤-25 dBm/100KHz | ||||
Pass Band(>=1MHz | 9KHz-150KHz -36dBm/1KHz | ||||
150KHz-30MHz -36dBm/10KHz | |||||
30MHz-1GHz -36dBm/100KHz | |||||
1GHz-12.75GHz -36dBm/1MHz | |||||
885MHz-915MHz-67dBm/100KHz | |||||
806MHz-835MHz-67dBm/100KHz | |||||
881MHz-885MHz-36dBm/100KHz | |||||
930MHz-960MHz-47dBm/100KHz | |||||
1.8GHz-1.92GHz -47dBm/100KHz | |||||
3.4GHz-3.53GHz -47dBm/100KHz | |||||
Intermodulation attenuation | Within pass band | ≤-15 dBm/30KHz | |||
Pass Band(>=1MHz | 9KHz-1GHzincludes 1GHz-36dBm/100KHz | ||||
1GHz-12.75GHz-36dBm/1MHz | |||||
Guard band rejection | Each channel | Departure CDMA frequency ≥1.98MHz: ≤-38dBc≤-13dBm/30KHz | |||
Power supply
Item | Power supply | power |
mainframe | DC48V\AC 175 250V, 45 65Hz | 250W (Max.) |
Low noice amplifier | +12V | 250(mA) |
Frequency selector | +12V | 300(mA) |
Power amplifier (uplink) | +27V | 1.50(A) |
Power amplifier (downlink) | +27V | 4.50(A) |
monitor | +27V+12V | 100(mA) |
Long-distance inspect module | +5V |
CDMA 450 Mhz Frequency Selective Repeater
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Company Info
Shenzhen Ledmate Technology Co., Ltd.
[China]
[Verified Member]
City: Shenzhen
Province/State: Guangdong
Country/Region : China
Business Type:Manufacturer
Online Postings: Products