Company News
China's railway investment up 3.2 pct in first four months--
BEIJING, May 13 (Xinhua) -- China's railway construction made steady progress in the first four months of 2026, with fixed-asset investment expanding 3.2 percent year on year, according to the country's railway operator.
During the January-April period, fixed-asset investment in the railway sector reached 200.8 billion yuan (about 29.34 billion U.S. dollars), according to data from China State Railway Group Co., Ltd.
In the next phase, the company will fully deliver on the major railway projects set out in the 15th Five-Year Plan (2026-2030), it said.
It will advance railway planning and construction in an orderly manner, step up efforts to build a modern railway system up to world-class standards, and provide solid support for the country's high-quality development.
50W power noise amplifier
- Model:
PA2400-2500M-50G1
- .RF technical parameters:
|
Item name |
Technical parameters |
|
working frequency |
2400-2500MHz |
|
Saturated power output |
47±1dBm |
|
Gain |
45±1dB |
|
In-band flatness |
≤±1dB |
|
Input and output standing |
≤1.5 |
|
Out-of-band spurs |
9kHz~1GHz:≤-36dBm/30kHz 1GHz~12.75GHz:≤-30dBm/30KHz |
|
Operating Voltage |
DC+28V |
|
Working current |
≤3.5A |
|
Power supply interface |
Red &Black power cord |
|
RF port |
SMA-KFD |
|
Amplifier size |
111*37.2*18mm |
|
Operating temperature |
-10~+55℃ |
|
Relative humidity |
5%~95%,No condensation |
|
Storage temperature |
-25~+65℃ |
- Dimension:







