BUC-Ku10-12.8

BUC-Ku10-12.8 is a professional-grade DVB-S/S2 Ku-band BUC designed for satellite uplinks, MVDS networks and TV broadcasting applications. As a compact Ku-band Block Upconverter, it features a fixed 12.8 GHz PLL local oscillator, ensuring high frequency stability and low phase noise. This solid-state Ku-band BUC transmitter delivers reliable RF performance for demanding modulation formats, including 32APSK and 256QAM.

This Ku-band BUC transmitter provides 10 W output power at P1dB with ≥60 dB gain and built-in ALC for automatic power leveling. Its integrated 10 MHz reference simplifies synchronization, making the BUC-Ku10-12.8 an excellent choice for system integrators requiring high-stability Ku-band BUC solutions with PLL LO.

✅ Engineered for outdoor deployment

The BUC-Ku10-12.8 features a rugged IP65 weatherproof enclosure, ensuring full functionality in harsh environmental conditions. The device comes equipped with WR75 waveguide / PBR120 flange RF output and 50-ohm N-type Female IF input (F and SMA – by request), making it a fully integrated Ku-band outdoor BUC solution.

✅ With support for up to 25 carriers

This multicarrier Ku-band BUC meets the needs of broadcasters, system integrators and mobile platforms. Its low phase noise and in-band spurious rejection of ≤−55 dBc ensure clean and reliable transmission even in multicarrier Ku-band BUC deployments.

✅ The BUC-Ku10-12.8 is a great fit for projects

Involving Ku-band BUC for VSAT and DSNG, TV repeater stations, or MVDS block upconverter deployments. Designed as a solid-state Ku-band BUC, it offers outstanding reliability with low power consumption (≤30 W) and durable build (~1.24 kg), ideal for professional broadcasting systems.

🛠️ Whether you’re building a Ku-band BUC integration for remote broadcast units or sourcing a Ku-band BUC with 10 MHz reference and LED indication, this model is optimized for precision, efficiency and performance.

🛒 The BUC-Ku10-12.8 is now available for purchase and ready to deploy into any Ku-band BUC system that requires compactness, stability and outdoor readiness.

📌 Key features

• Compact Ku-band BUC with solid-state design

The BUC-Ku10-12.8 is a solid-state Ku-band Block Upconverter designed for DVB-S/S2 satellite uplinks, MVDS networks and broadcast repeater stations. Its compact form factor and lightweight construction make the BUC-Ku10-12.8 a reliable choice for mobile DSNG vehicles, rooftop systems and outdoor installations requiring a stable Ku-band BUC transmitter with 10 W output power.

• Fixed 12.8 GHz PLL LO with ±2 ppm stability

Equipped with a fixed 12.8 GHz phase-locked local oscillator, the BUC-Ku10-12.8 provides exceptional frequency accuracy and long-term stability. The PLL-controlled LO ensures minimal drift and low phase noise, making this high-stability Ku-band BUC ideal for DVB-S/S2 systems using advanced modulation schemes such as 32APSK and 256QAM.

• 10 W output power at P1dB with ALC (25 dB dynamic range)

The BUC-Ku10-12.8 delivers a reliable 10 W of RF output power at P1dB, supported by an automatic level control (ALC) circuit with a 25 dB dynamic range. This feature allows the BUC-Ku10-12.8 to adapt to varying input conditions, ensuring consistent signal quality for multicarrier Ku-band BUC deployments and protecting transmission chains from overload.

• Built-in 10 MHz reference oscillator

With its integrated 10 MHz reference, the BUC-Ku10-12.8 simplifies synchronization in complex broadcasting environments. By removing the need for an external reference, this Ku-band Block Upconverter is an efficient solution for VSAT uplinks, DSNG platforms and MVDS broadcasting systems where precise timing is critical.

• WR75 PBR120 flange and N-type IF input

The BUC-Ku10-12.8 includes a standard WR75 PBR120 flange for RF output and an N-type female connector for IF input. These industry-standard interfaces allow seamless integration of the BUC-Ku10-12.8 into Ku-band satellite BUC systems, repeater stations and teleport infrastructures without compatibility issues.

• Superior spurious rejection and spectral purity

The BUC-Ku10-12.8 offers excellent spurious performance with in-band suppression of ≤−55 dBc and LO leakage ≤−40 dBm, ensuring minimal interference. This makes the BUC-Ku10-12.8 a high-linearity Ku-band BUC suitable for DVB-S/S2 broadcasting and professional telecom applications where clean spectrum transmission is mandatory.

• Low phase noise: −85 dBc/Hz @10 kHz

Designed for high-quality broadcasting, the BUC-Ku10-12.8 achieves low phase noise of −85 dBc/Hz at 10 kHz offset, enabling distortion-free carrier signals. This performance ensures that the BUC-Ku10-12.8 is a strong Ku-band uplink amplifier for operators running multicarrier systems and advanced modulation formats.

• Wide input voltage and efficient power consumption

Operating from 18-30 VDC and consuming ≤30 W, the BUC-Ku10-12.8 balances power and efficiency. Its low power requirements make this Ku-band BUC transmitter well-suited for remote broadcast systems, outdoor uplink stations and mobile DSNG deployments.

• IP65-rated housing for outdoor reliability

The BUC-Ku10-12.8 is housed in an IP65-rated enclosure, providing complete protection against dust, humidity and extreme weather. This rugged Ku-band outdoor BUC is engineered for reliable performance in harsh field conditions, from deserts to maritime climates.

⚙️ Main functions

• Accurate IF to Ku-band frequency upconversion

The BUC-Ku10-12.8 converts IF signals in the 950-1950 MHz range into Ku-band RF output from 13.75-14.75 GHz. With its 12.8 GHz PLL LO, the BUC-Ku10-12.8 ensures seamless and precise signal upconversion, supporting DVB-S/S2 broadcasting chains and VSAT integration.

• ALC-based automatic output power regulation

The BUC-Ku10-12.8 maintains steady 10 W RF output power using its automatic level control. With a 25 dB adjustment range, the BUC-Ku10-12.8 protects amplifiers and system components while enabling stable Ku-band BUC integration across multicarrier environments.

• High stability through PLL LO and internal 10 MHz reference

The BUC-Ku10-12.8 combines its PLL-controlled local oscillator and integrated 10 MHz reference to deliver excellent long-term frequency stability. This makes the BUC-Ku10-12.8 a high-stability Ku-band BUC with predictable performance in professional broadcasting and satellite communication systems.

• High-linearity amplification with low IMD3

With an IMD3 level of ≤−37 dBc, the BUC-Ku10-12.8 guarantees low distortion and high linearity even under heavy carrier loads. This feature makes the BUC-Ku10-12.8 a preferred Ku-band Block Upconverter for DVB-S/S2 uplinks, MVDS broadcasting networks and TV repeater systems.

• Advanced RF filtering and spurious suppression

The BUC-Ku10-12.8 is equipped with advanced internal RF filtering to minimize unwanted emissions. With in-band suppression of ≤−55 dBc, the BUC-Ku10-12.8 ensures clean signal output, protecting DVB-S/S2 Ku-band systems from cross-channel interference.

• Easy integration into DVB-S/S2 Ku-band systems

The BUC-Ku10-12.8 is designed for seamless integration into satellite uplink stations, repeater headends and teleport projects. With WR75 and PBR120 flange compatibility, the BUC-Ku10-12.8 simplifies system design while ensuring professional-grade performance.

🧩 Applications

• VSAT BUC and DSNG uplinks

The BUC-Ku10-12.8 is an effective 10 W Ku-band BUC for VSAT terminals and DSNG vehicles. Its solid-state design and low power draw make the BUC-Ku10-12.8 a dependable choice for mobile satellite news gathering and small terminal uplinks.

• MVDS block upconverter deployments

As a high-linearity MVDS block upconverter, the BUC-Ku10-12.8 enables terrestrial broadcasting networks to deliver multichannel video distribution. Broadcasters benefit from the BUC-Ku10-12.8’s consistent power, low distortion and stable frequency conversion.

• Ku-band BUC for TV repeater stations

The BUC-Ku10-12.8 ensures reliable DVB-S/S2 signal regeneration in TV repeater setups. Its 12.8 GHz PLL LO and 10 W output power make this Ku-band BUC transmitter a suitable choice for professional TV distribution systems.

• Broadcast contribution from mobile units

The BUC-Ku10-12.8 is optimized for use in mobile broadcasting vans and field uplinks. With IP65 weatherproof housing, the BUC-Ku10-12.8 can be deployed quickly in live event production and outdoor broadcasting operations.

• OEM and system integration projects

The BUC-Ku10-12.8 is ideal for OEM integrators requiring a Ku-band Block Upconverter that fits into modular cabinets or custom broadcast solutions. Its compact design and standard interfaces simplify integration into large-scale Ku-band uplink systems.

• Outdoor Ku-band BUC for extreme environments

Thanks to its IP65 enclosure and wide operating temperature range, the BUC-Ku10-12.8 is built for harsh deployments in deserts, maritime stations and mountain repeater hubs.

• Teleport and fixed broadcast infrastructure

The BUC-Ku10-12.8 integrates seamlessly into teleports and fixed uplink stations using the WR75 PBR120 flange. Its high stability and spectral purity make this Ku-band BUC suitable for long-term infrastructure projects.

• Engineers requiring Ku-band BUC with IP control and LED indication

The BUC-Ku10-12.8 supports optional IP control and LED monitoring features, allowing system engineers to track status and performance. This makes the BUC-Ku10-12.8 a flexible Ku-band BUC for mission-critical DVB-S/S2 broadcasting systems.

💡 Why you should buy from us❓

• 1.5 years warranty
• 7 years after-sales support
• Remote support team of engineers
• Discount program for regular customers 🎁

💬 Contact Us

For additional details or assistance regarding the BUC-Ku10-12.8, feel free to contact our team. We provide professional consultation and aftersales support to help with installation and setup, ensuring you get the most out of your broadcasting equipment. BUC-Ku10-12.8 is available with customized parameters by order.