20 W Ku-band block up-converter with LO of 11.3 GHz BUC-Ku20-11.3 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-Ku20-11.3 has output flange of PBR120 type and can be used with regular radio-relay link (directional) or broadcast (sector and OMNI) antennas. BUC-Ku20-11.3 v2 supports all modulation types up to 32APSK and 256QAM (you may choose the modulation type while filling the “customized equipment” form). BUC-Ku20-11.3 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-Ku20-11.3 is locked by PLL with internal frequency reference). BUC-Ku20-11.3 v2 provides 12.25 – 13.25 GHz output frequency range (bandwidth in Ku-band) for 950-1950 MHz input frequency range (bandwidth in L-band).
BUC-Ku20-11.3 v2 is a professional high-power DVB-S/S2 Ku-band Block Upconverter designed for satellite uplinks, MVDS networks and broadcast repeater stations. Featuring a fixed 11.3 GHz PLL local oscillator, this Ku-band BUC transmitter ensures frequency stability, low phase noise and excellent long-term reliability. With 20 W P1dB output, integrated 10 MHz reference and 63 dB gain, the BUC-Ku20-11.3 v2 is optimized for DVB-S/S2 systems requiring high linearity and strong output power.
Built with low IMD3 distortion (≤−37 dBc) and superior spectral purity (spurs ≤−55 dBc, LO leakage ≤−40 dBm), the BUC-Ku20-11.3 v2 is ideal for dense multi-carrier DVB-S/S2 networks. Its IP65 weatherproof housing, compact weight (~2.95 kg) and ≤45 W consumption make it a versatile Ku-band outdoor BUC for broadcasters, teleports and mobile DSNG units.
✅ Engineered for outdoor deployment
The BUC-Ku20-11.3 v2 is built with a rugged IP65 housing, ensuring protection against rain, dust and temperature extremes. Outfitted with WR75 PBR120 flange RF output and 50-ohm N-type IF input, it is a fully integrated Ku-band satellite BUC for outdoor environments. Optional IP Control allows system integrators to remotely monitor and configure the BUC in managed uplink infrastructures.
✅ With support for up to 25 carriers
As a multicarrier Ku-band BUC transmitter, the BUC-Ku20-11.3 v2 supports up to 25 carriers while maintaining linear output and low spurious emissions. Its superior spectral purity and low phase noise ensure interference-free DVB-S/S2 transmissions in MVDS and teleport systems.
✅ High-power, solid-state design
The BUC-Ku20-11.3 v2 delivers 20 W output power at P1dB with a compact footprint. Solid-state architecture and ≤45 W power consumption guarantee high efficiency and reliability. With ~2.95 kg weight, it is an ideal Ku-band uplink amplifier for OB vans, repeaters and broadcast stations.
🛠️ Whether you are deploying a Ku-band BUC for VSAT and DSNG, integrating into MVDS or repeater networks, or sourcing a Ku-band Block Upconverter with 10 MHz reference, the BUC-Ku20-11.3 v2 is designed for high performance and professional use.
🛒 The BUC-Ku20-11.3 v2 is now available for purchase and ready to integrate into any Ku-band DVB-S/S2 broadcasting system that requires 20 W of linear RF power, stability and compact outdoor design.
📌 Key features
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High-power Ku-band BUC-Ku20-11.3 v2 with solid-state design
The BUC-Ku20-11.3 v2 provides 20 W output power at P1dB, ensuring strong RF performance for DVB-S/S2 uplinks, MVDS and repeater systems. Its solid-state architecture provides long-term reliability, efficiency and durability.
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Fixed 11.3 GHz PLL LO with ±2 ppm stability
With a PLL-locked 11.3 GHz local oscillator, the BUC-Ku20-11.3 v2 ensures precise frequency conversion. This high-stability Ku-band BUC supports high-order modulation formats like 32APSK and 256QAM.
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20 W output with 25 dB ALC range
The BUC-Ku20-11.3 v2 maintains stable 20 W power output with 25 dB ALC dynamic range, making it a robust Ku-band uplink amplifier in multi-carrier DVB-S/S2 broadcasting systems.
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Integrated 10 MHz reference oscillator
The BUC-Ku20-11.3 v2 comes with a built-in 10 MHz reference, ensuring synchronization without external references and simplifying installation for Ku-band BUC system integrators.
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WR75 PBR120 flange and N-type IF input
With standard interfaces, the BUC-Ku20-11.3 v2 integrates seamlessly into existing Ku-band infrastructures, reducing installation complexity.
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Superior spectral purity and linearity
The BUC-Ku20-11.3 v2 offers excellent spectral performance with spurs ≤−55 dBc and LO leakage ≤−40 dBm, making it a high-linearity Ku-band BUC for professional uplinks.
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Low phase noise Ku-band BUC
The BUC-Ku20-11.3 v2 achieves −80/−85/−100 dBc/Hz at 1/10/100 kHz, ensuring high signal clarity for DVB-S/S2 transmissions.
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Energy efficiency and outdoor readiness
Consuming ≤45 W and weighing 2.95 kg, the BUC-Ku20-11.3 v2 is lightweight and efficient, while its IP65 design ensures reliability in harsh outdoor conditions.
⚙️ Main functions
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IF to Ku-band frequency upconversion
The BUC-Ku20-11.3 v2 precisely converts 950-1950 MHz input to 12.25-13.25 GHz RF output, acting as a reliable Ku-band Block Upconverter for DVB-S/S2 systems.
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Automatic power regulation (20 W class)
Using ALC, the BUC-Ku20-11.3 v2 automatically adjusts output, keeping DVB-S/S2 uplinks consistent and protecting system components.
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PLL LO with 10 MHz reference
A PLL-controlled 11.3 GHz LO with internal 10 MHz reference ensures that the BUC-Ku20-11.3 v2 remains stable and reliable in long-term broadcast use.
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High-linearity amplification
The BUC-Ku20-11.3 v2 maintains low IMD3, ensuring constellation accuracy in DVB-S/S2 systems, making it a high-linearity Ku-band BUC transmitter.
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Filtering and spurious suppression
The BUC-Ku20-11.3 v2 includes internal filtering for spurious suppression, keeping broadcast signals clean and compliant.
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Seamless DVB-S/S2 integration
The BUC-Ku20-11.3 v2 is tailored for DVB-S/S2 uplinks, making it a trusted Ku-band BUC for VSAT, DSNG and repeater stations.
🧩 Applications
The BUC-Ku20-11.3 v2 provides strong 20 W uplink power for VSAT terminals and DSNG vans, enabling consistent satellite transmission.
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MVDS broadcasting networks
As a MVDS block upconverter, the BUC-Ku20-11.3 v2 is ideal for multi-channel video distribution across Ku-band networks.
The BUC-Ku20-11.3 v2 supports stable frequency conversion and high power for TV repeater applications, ensuring clear DVB-S/S2 retransmission.
With 20 W power, the BUC-Ku20-11.3 v2 is suited for regional teleports that require high-performance Ku-band BUC transmitters.
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Broadcast contribution from OB vans
Compact, lightweight and rugged, the BUC-Ku20-11.3 v2 is excellent for OB vans needing reliable field uplink power.
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OEM and integration projects
The BUC-Ku20-11.3 v2 is designed for OEM integrators, serving as a compact Ku-band BUC for modular RF systems.
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Outdoor deployments in harsh conditions
The BUC-Ku20-11.3 v2 withstands −40℃ to +50℃ operation, making it an excellent Ku-band BUC for harsh environments like deserts, maritime, or mountain repeater stations.
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Optional IP Control and LED indication
For advanced system integration, the BUC-Ku20-11.3 v2 offers IP Control and LED status monitoring, making it a smart Ku-band satellite BUC for managed uplink networks.
💡 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-Ku20-11.3 v2, 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-Ku20-11.3 v2 is available to customize its parameters by order.
