Nisshinbo NJS8488S C-band PLL LNB – Internal Reference (High Stability ±1 ppm)
The NJS8488S is a high-stability C-band PLL LNB designed for satellite communication systems, covering 4.5–4.8 GHz (Insat C-band) with a 5.76 GHz local oscillator. It features ±3 ppm frequency stability, low noise temperature, and high conversion gain, ensuring reliable RF signal downconversion to L-band (960–1260 MHz) for VSAT, broadcast, and teleport applications.
Key Features
RF Input: 4.5 – 4.8 GHz
Local Oscillator: 5.76 GHz
IF Output: 960 – 1260 MHz
Stability: ±3 ppm internal reference
Noise Temperature: 15 K typ.
Conversion Gain: 59 – 66 dB
P1dB Output: +3 dBm min.
Waveguide: CPR-229G (grooved)
Output Connector: F-type (75Ω)
DC Input: +12 to +24 VDC
Applications
VSAT satellite communication systems
C-band broadcast reception
Teleport and gateway stations
Enterprise and telecom networks
NJS8488S, NJS8488SN
- Type
- Single LNBs
- Frequency Band
- C-Band
- Frequency Range
- 4.5 – 4.8 GHz
- Number of Bands
- Single-Band
- Output Band
- 960–1260 MHz
- LO Frequency
- 5.76 GHz
- LO Stability
- ±15 kHz
- Noise Temperature
- 15 K
- Input Interface
- CPR 229G Waveguide Grooved
- Output Connector
- F Type 75 Ohm
- Output Connector
- N Type 50 Ohm