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Satellite communication networks rely on robust RF transmission systems to maintain reliable connectivity across vast geographical regions. Whether supporting enterprise VSAT services, government communication networks, teleports, maritime operations, broadcast distribution, or critical infrastructure projects, the performance of the Block Up Converter (BUC) plays a central role in determining uplink reliability and overall network efficiency.
As demand continues to grow for high-throughput satellite communications, operators require powerful, reliable, and environmentally rugged BUC solutions capable of delivering stable performance under demanding conditions. The Amplus Communication C-Band BUC Series, available in 40W, 50W, 60W, 80W, and 100W output power configurations, has been engineered specifically for these mission-critical applications.
Designed as an all-in-one integrated outdoor unit, this C-Band BUC family combines high RF performance, advanced monitoring and control capabilities, excellent frequency stability, and rugged environmental protection. These characteristics make the series suitable for a wide range of professional satellite communication deployments worldwide.
At VSATplus, customers can order the complete Amplus Communication C-Band BUC Series with technical consultation, deployment assistance, and worldwide shipping.
A Block Up Converter is one of the most important components in a satellite earth station transmission chain.
Its primary functions include:
Without a high-quality BUC, even the best modem and antenna systems cannot achieve optimal uplink performance.
The Amplus Communication C-Band BUC Series was designed to maximize reliability, output power, frequency stability, and operational efficiency.
The Amplus C-Band BUC Series is available in five power levels:
| Model Class | Output Power |
|---|---|
| Entry Professional | 40W |
| Standard Professional | 50W |
| Enhanced Professional | 60W |
| High Power | 80W |
| Ultra High Power | 100W |
This range allows operators to select the ideal power level for:
One of the major advantages of the Amplus BUC series is its integrated architecture.
According to the manufacturer, the unit incorporates an integrated BUC design that improves:
This integrated approach minimizes external components and simplifies deployment.
Satellite communication systems require highly stable frequency generation.
The Amplus BUC provides:
| Parameter | Specification |
|---|---|
| Internal Reference Stability | ±0.02 ppm |
This exceptional stability supports:
The product family supports multiple C-Band frequency plans.
| Parameter | Specification |
|---|---|
| RF Frequency | 5850 – 6425 MHz |
| IF Frequency | 950 – 1525 MHz |
| LO Frequency | 7375 / 4900 MHz |
| Parameter | Specification |
|---|---|
| RF Frequency | 6365 – 6725 MHz |
| IF Frequency | 1075 – 1435 MHz |
| LO Frequency | 7800 / 5290 MHz |
| Parameter | Specification |
|---|---|
| RF Frequency | 6425 – 6725 MHz |
| IF Frequency | 950 – 1250 MHz |
| LO Frequency | 7675 / 5475 MHz |
| Parameter | Specification |
|---|---|
| RF Frequency | 5850 – 6725 MHz |
| IF Frequency | 950 – 1825 MHz |
| LO Frequency | 7675 / 4900 MHz |
| Parameter | Specification |
|---|---|
| RF Frequency | 6725 – 7025 MHz |
| IF Frequency | 965 – 1265 MHz |
| LO Frequency | 5760 MHz |
This broad coverage supports numerous satellite operators globally.
One of the strongest advantages of the series is flexibility in output power.
| Model | P1dB Output Power |
|---|---|
| 40W | 46 dBm |
| 50W | 47 dBm |
| 60W | 48 dBm |
| 80W | 49 dBm |
| 100W | 50 dBm |
These options enable operators to optimize:
| Parameter | Specification |
|---|---|
| Gain | 80 dB Nominal |
| Gain Flatness | ±2 dB Typical |
| Gain Stability | ±2 dB Over Temperature |
| Gain Adjustment Range | 20 dB |
The high gain allows strong uplink performance while providing flexibility for network optimization.
Phase noise is critical for carrier stability.
| Offset | Phase Noise |
|---|---|
| 100 Hz | -63 dBc/Hz |
| 1 kHz | -73 dBc/Hz |
| 10 kHz | -83 dBc/Hz |
| 100 kHz | -93 dBc/Hz |
Benefits include:
The system supports:
| Parameter | Specification |
|---|---|
| Reference Frequency | 10 MHz |
| Reference Level | -5 dBm to +5 dBm |
The BUC can automatically switch to its internal reference if the external reference signal falls below operating thresholds.
| Parameter | Specification |
|---|---|
| IMD | -25 dBc Maximum |
Measured at 3 dB total back-off from rated power.
| Parameter | Specification |
|---|---|
| Spurious Signals | -55 dBc Maximum |
These specifications contribute to cleaner satellite transmissions.
| Parameter | Specification |
|---|---|
| Input VSWR | 1.5:1 Maximum |
| Output VSWR | 1.3:1 Maximum |
Low VSWR minimizes reflections and improves overall RF efficiency.
The Amplus BUC Series provides extensive management capabilities.
| Interface | Availability |
|---|---|
| RS-232 | Standard |
| RS-485 | Standard |
| TCP/IP | Optional |
| FSK | Optional |
| Handheld Terminal | Optional |
These capabilities simplify remote network management.
The unit incorporates a tricolor LED system:
| Color | Status |
|---|---|
| Green | Normal Operation |
| Red | Fault Condition |
| Blue | Power Amplifier Off |
This allows rapid visual diagnostics.
Outdoor satellite equipment must operate reliably under harsh conditions.
| Parameter | Specification |
|---|---|
| Operating Temperature | -40°C to +55°C |
| Humidity | 0% – 100% |
| Protection Rating | IP65 |
IP65 protection safeguards against:
| Parameter | Specification |
|---|---|
| Dimensions | 300 × 200 × 150 mm |
| Weight | 10 kg |
The compact footprint simplifies integration into VSAT and teleport infrastructure.
| Output Model | Maximum Power Consumption |
|---|---|
| 40W | 300W |
| 50W | 375W |
| 60W | 400W |
| 80W | 425W |
| 100W | 570W |
Operating voltage:
| Parameter | Specification |
|---|---|
| AC Input | 200–240 VAC |
| Optional | 48 VDC |
The manufacturer specifically highlights:
Benefits include:
Reliable broadband satellite connectivity.
Secure and resilient communication systems.
Professional television and media contribution services.
Shipboard communications and offshore operations.
Gateway infrastructure and carrier networks.
Remote field communications and monitoring.
✔ Available in 40W–100W configurations
✔ Integrated all-in-one architecture
✔ 80 dB gain performance
✔ High frequency stability
✔ IP65 environmental protection
✔ Advanced monitoring and control
✔ RS232, RS485, TCP/IP and FSK support
✔ Field-removable fans
✔ External and internal 10 MHz reference support
✔ Worldwide frequency plan compatibility
✔ Professional-grade reliability
VSATplus supplies professional satellite communication equipment for customers worldwide.
When ordering the Amplus Communication C-Band BUC Series from VSATplus, customers benefit from:
Whether you’re building a new VSAT network, upgrading a teleport, expanding a broadcast infrastructure, or deploying a government communication system, VSATplus can help deliver the right RF solution.
The Amplus Communication C-Band BUC Series (40W, 50W, 60W, 80W, and 100W) is a powerful and highly reliable transmission platform engineered for demanding satellite communication environments.
Combining high RF output power, excellent frequency stability, advanced monitoring capabilities, IP65 environmental protection, and flexible frequency plans, these BUCs provide the performance required by today’s enterprise, government, maritime, teleport, and broadcast operators.
Available now through VSATplus, the Amplus C-Band BUC Series offers a professional and scalable solution for organizations seeking dependable satellite uplink performance anywhere in the world.
