1 W Ku-band block up-converter with LO of 12.8 GHz BUC-Ku01-12.8 v2 is designed for MVDS TV broadcasting systems application in accordance with DVB-S/S2 or DVB-C standards (use “Customized” button to choose needed parameters) and operates with up to 25 carriers. BUC-Ku01-12.8 v2 has output flange of PBR120 type and can be used with regular radio-relay link (directional) or broadcast (sector and OMNI) antennas. BUC-Ku01-12.8 v2 supports all modulation types up to 32APSK and 256QAM (you may choose the modulation type while filling the “customized equipment” form). BUC-Ku01-12.8 v2 has the best linearity parameters to ensure the stability of the output frequency and low IMD3 level (these parameters are very important for high quality modulation, therefore the local oscillator of BUC-Ku01-12.8 v2 is locked by PLL with internal frequency reference). BUC-Ku01-12.8 v2 provides 13.75 – 14.75 GHz output frequency range (bandwidth in Ku-band) for 950-1950 MHz input frequency range (bandwidth in L-band).
BUC-Ku01-12.8 v2.0 is a high-performance DVB-S/S2 Ku-band Block Upconverter developed for satellite uplinks, MVDS broadcasting systems, VSAT, DSNG and professional repeater stations. With its fixed 12.8 GHz PLL local oscillator, this Ku-band transmitter ensures excellent frequency stability and low phase noise, making it suitable for advanced modulation formats such as 32APSK and 256QAM.
Delivering 1 W at P1dB and ≥47 dB gain, the BUC-Ku01-12.8 v2.0 also integrates a wide dynamic 25 dB ALC range for power control and signal consistency. Its internal 10 MHz reference enables precise synchronization without external modules, ensuring stable Ku-band broadcasting and telecom uplinks.
✅ Engineered for outdoor deployment
The BUC-Ku01-12.8 v2.0 is built into an IP65 weatherproof housing, guaranteeing full operation under harsh environmental conditions. It comes with a WR75 waveguide / PBR120 flange for RF output and a 50-ohm N-type Female IF input, with optional F and SMA connectors available on request.
✅ Support for up to 25 carriers
This Ku-band outdoor BUC supports up to 25 carriers, delivering linear performance and low spurious output ≤−55 dBc. The model ensures stable DVB-S/S2 transmissions even in demanding broadcast networks.
✅ Designed for professional Ku-band broadcast networks
With ≤7 W power consumption and a lightweight body (~0.62 kg), the BUC-Ku01-12.8 v2.0 is a solid-state Ku-band Block Upconverter perfect for integrators requiring compactness, low energy consumption and robust reliability.
🛠️ Whether you need a Ku-band BUC transmitter for mobile DSNG units or a fixed MVDS repeater installation, the BUC-Ku01-12.8 v2.0 offers stability, performance and integration flexibility.
🛒 The BUC-Ku01-12.8 v2.0 is available for order and ready to deploy in Ku-band satellite uplink and broadcast networks.
📌 Key features
-
Compact Ku-band BUC-Ku01-12.8 v2.0 with solid-state design
A lightweight solid-state Ku-band Block Upconverter (~0.62 kg) engineered for mobile broadcast vans, rooftop installations and MVDS TV headends where compactness and durability are essential.
-
Fixed 12.8 GHz PLL LO with ±2 ppm stability
The PLL-stabilized 12.8 GHz LO ensures precise frequency conversion with minimal drift, making the BUC-Ku01-12.8 v2.0 ideal for DVB-S/S2 uplinks requiring high stability and low phase noise.
-
1 W output power with 25 dB ALC range
This Ku-band BUC provides 1 W at P1dB with automatic level control for stable operation. The wide dynamic range prevents overdrive, ensuring clean and reliable RF output across multiple carriers.
-
Integrated 10 MHz reference oscillator
The built-in 10 MHz reference keeps the BUC-Ku01-12.8 v2.0 synchronized in Ku-band broadcast systems, reducing system complexity while ensuring long-term frequency stability.
-
WR75 PBR120 flange and N-type IF input
With industry-standard interfaces, including WR75/PBR120 flange and N-type connector, this outdoor Ku-band BUC ensures seamless integration into DVB-S/S2 repeater stations, VSAT terminals and teleports.
-
Low spurious and LO leakage
Spectral purity is guaranteed with in-band spurious ≤−55 dBc and LO leakage ≤−40 dBm, ensuring that the BUC-Ku01-12.8 v2.0 performs with minimal interference in high-density broadcast environments.
-
Phase noise −85 dBc/Hz @10 kHz
Outstanding phase noise performance supports complex modulation formats such as 32APSK and 256QAM, making this Ku-band transmitter ideal for high-capacity links.
-
Efficient 18-30 VDC operation with ≤7 W consumption
Designed for efficiency, the BUC-Ku01-12.8 v2.0 enables energy savings in mobile and remote Ku-band broadcasting environments.
-
IP65 weatherproof enclosure
Built for extreme conditions, the Ku-band BUC resists moisture, dust and temperature variations, making it suitable for outdoor deployment worldwide.
⚙️ Main functions
-
Ku-band frequency upconversion
Performs precise IF (950-1950 MHz) to RF (13.75-14.75 GHz) conversion using its 12.8 GHz PLL LO, optimized for DVB-S/S2 Ku-band broadcasting.
-
Automatic output power control with ALC
Integrated ALC keeps the BUC-Ku01-12.8 v2.0 stable under varying input conditions, ensuring consistency and protecting downstream components.
-
Stable PLL LO with 10 MHz reference
Ensures frequency accuracy and synchronization in long-term Ku-band BUC deployments for VSAT, DSNG and MVDS applications.
-
RF filtering and amplification for linearity
Delivers clean output with minimal spurious interference, supporting DVB-S/S2 Ku-band Block Upconverter performance for broadcasting and telecom projects.
-
Optimized for DVB-S/S2 Ku-band uplinks
Easily integrates into satellite broadcast networks, repeaters and uplink chains, maintaining DVB-S/S2 compliance and superior transmission quality.
🧩 Applications
Reliable Ku-band Block Upconverter for professional VSAT terminals and DSNG uplink vehicles.
-
MVDS block upconverter systems
The BUC-Ku01-12.8 v2.0 supports terrestrial video distribution over Ku-band, delivering low-noise, linear multichannel transmission.
-
TV repeater and headend stations
Provides frequency stability and automatic power control for consistent broadcast distribution in repeater installations.
-
Mobile broadcast applications
The lightweight and IP65-protected design makes it perfect for mobile broadcast vans and outdoor temporary uplink projects.
-
OEM integration for Ku-band systems
Compact and efficient, the BUC-Ku01-12.8 v2.0 integrates seamlessly into custom OEM Ku-band broadcast equipment and cabinets.
-
Outdoor Ku-band deployments
Ruggedized housing allows the Block Upconverter to function reliably in maritime, desert and high-humidity environments.
-
Teleport and broadcast networks
The WR75 / PBR120 flange ensures compatibility with teleport and large-scale broadcast infrastructure.
-
Monitoring with LED status and optional IP control
Supports LED indication and optional IP-based control for system integrators requiring remote monitoring and configuration.
💡 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-Ku01-12.8 v2.0, 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-Ku01-12.8 v2.0 is available to customize its parameters by order.
