Product Specification
Part number | ZHPOI-17I4O-4U1A |
Qty of in &out port | 17In 4Out |
Frequency Range (MHz)
| 791-862(3X) 880-960(4X) 1710-1880(4X) 1920-2170(4X) 2620-2690(2X) |
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 :How many days will samples be finished? And how about the mass production?
A: Sample leadtime: usually need 7-10days. Mass production leadtime usually need 30 days
If you are the urgent order,we can delivery about 20 days.The actual situation is different for different products
Q:If the products have some quality problem,how will you deal with it?
A: Each step of production and finished products will be inspected by QC department before shipping.If the quality problem of products caused by us, we will provide a replacement service.
Q:Could you provide samples for test?
A: Yes, we provide our customers with samples , but it is not free
Q:How to make payment?
A:T/T,L/C, we also accept most other convenient methods of payment.
For more information,Please feel free to contact with us !
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