العربية
NJS8451 Insat C-band Low Noise Amplifier
A weatherproof low noise amplifier covering the Insat C-band RF range of 4.5 to 4.8 GHz.
The NJS8451 is a low noise amplifier for the Insat C-band frequency range of 4.5 to 4.8 GHz, built into a weatherized enclosure for outdoor deployment. It provides a typical linear gain of 62 dB (55 dB minimum) and a typical noise temperature of 15 K, with a current draw of about 125 mA. It weighs roughly 800 g, carries an IP67 rating, and is RoHS compliant.
| Parameter | Specification |
|---|---|
| RF Input Interface | Waveguide, CPR229 (with Groove) |
| IF Output Interface | Coax. Connector, N-type Female (50 Ω) |
| RF Frequency | 4.5 to 4.8 GHz |
| Linear Gain | 62 dB typ., 55 dB min. @ +25 ℃ |
| Noise Temperature (NT) | 15 K typ., 30 K max. @ +25 ℃ |
| Input Power Voltage Requirement | +24 VDC (+12 to +28 VDC) |
| Current Consumption | 125 mA typ., 160 mA max. |
| Operating Temperature Range | -40 to +60 ℃ |
| Waterproof / Dustproof (IP-code) | IP67 |
| Weight | 800 g |
| Dimensions | (L) 80.8 x (W) 99.6 x (H) 76 mm (w/o Interfaces & Screws) |
