Product overview
POI is used to combine more channels from mobile communication base stations of several
Feature
It is designed for mobile communications, private trunking communications, telecommunications access network and other systems such as LTE TDD, LTE FDD, TD-SCDMA, CDMA, GSM, DCS, WCDMA (UMTS), WLAN, etc.
Specification
Part number | ZHPOI-17I4O-4U1A |
Qty of in &out port | 17In 4Out |
Frequency Range (MHz)
| 703-803(3X) 824-894(3X) 1710-1880(3X) 1920-2170(4X) 2500-2690(4X) |
Isolation between Same System (dB) | >25 |
Isolation Between System (dB) | >80 |
Insertion Loss (dB) | ≤8.5 |
VSWR | <1.3 |
RF Connectors | DIN-F |
Impedance (Ω) | 50 |
PIM3(dBc)@ 2X20W | -150 |
Input Power (W) /port | 200 |
Temperature (℃) | -20 to +60 |
Humidity | 5% to 90% |
Size (mm) | 19 inch chassis |
Application Scenarios
The most prominent features of urban subway coverage are many access systems, wide coverage, high coverage requirements and high installation environment requirements.
Using multiple network system (POI) combiner, which would share antenna feedback to do signal converge.
In the tunnel adopts fiber distribution system + leakage cable cover. Station hall, side type platform using antenna array to cover, island platform is covered by adopting the combination of leakage cable and antenna array.
Company Profile
FAQ
Q: Are you trading company or manufacturer?
A: We are manufacturer, having our own factories.
Q: Do you provide samples ? is it free or extra?
A: Sorry, we can not provide free samples
Q: How long is your delivery time?
A: Generally, if the goods are in stock, shipment can be arranged within 3 working days;
If the goods need to be mass produced, delivery time may be around 7-10 working days.
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