Nisshinbo NJR2841A1

NJR2841A1 Universal Ku-Band PLL LNB

The NJR2841A1 is a professional-grade Ku-band PLL Low Noise Block (LNB) designed for high-reliability satellite communication systems. Supporting a frequency range of 10.7 GHz to 12.75 GHz, this LNB provides precise signal downconversion to IF frequencies suitable for receivers and modems.

Key Features

Wide RF input range: 10.7–12.75 GHz

Dual-band operation:

      Low band: 10.7–11.7 GHz

      High band: 11.7–12.75 GHz

IF output range: 950–2150 MHz

Low noise figure: 0.9 dB typ.

High conversion gain: 48–62 dB

Stable PLL local oscillator: ±35 ppm

Band switching via Outside Mechanical Switch

DC power via coax: +10 to +24 VDC

Mechanical & Environmental Highlights

Compact size: 82.2 × 40 × 40 mm

Lightweight: 210 g

Wide operating temperature: -40°C to +60°C

Rugged IP67 waterproof & dustproof design

Applications

Satellite communication (VSAT systems)

Broadcast and DTH reception

Ground stations and RF front-end systems

Outdoor telecom installations

Why Choose NJR2841A1?

The NJR2841A1 combines low noise performance, high gain, and PLL stability to ensure superior signal quality. Its rugged outdoor design (IP67) and wide environmental tolerance make it ideal for mission-critical satellite communication systems.