Description

NJS8487H C-Band PLL LNB – We have several of these new LNB’s

Let’s explore it’s specifications:

The NJS8487H is a C-Band (3.625-4.2 GHz) PLL LNB (Low Noise Block) manufactured by New Japan Radio.

1. Frequency Range:
   • RF Frequency: 3.625 to 4.200 GHz
   • IF Frequency: 950 to 1525 MHz
   • Local Frequency (L.O.): 5.15 GHz
2. Performance:
   • Local Stability: ±10 ppm (parts per million)
   • Noise Temperature: 15 K (typical), 30 K (maximum)
   • Linear Gain: 59 dB (minimum), 66 dB (maximum)
3. Phase Noise (L.O.) (Single Sideband):
   • -70 dBc/Hz @ 100 Hz
   • -80 dBc/Hz @ 1 kHz
   • -85 dBc/Hz @ 10 kHz
   • -95 dBc/Hz @ 100 kHz
4. Other Specifications:
   • Input Interface: CPR-229 waveguide (with groove)
   • Input VSWR: 3.0:1 (typical)
   • Output VSWR: 2.5:1 (maximum)
   • Power Requirement: +24 VDC (+12 to +24 VDC)
   • Operating Temperature: -40 to +60°C
   • Size: 80.8 mm (L) x 99.6 mm (W) x 76 mm (H) (3.18″ x 3.92″ x 2.99″)
   • Weight: 800 g (maximum) (1.76 lbs)

The NJS8487H is designed for satellite communications applications, offering reliable performance and low noise characteristics. It’s commonly used in C-Band satellite ground stations. For more details, you can refer to the datasheet in the downloads tab.