Block
Upconverters
L-band to RF block upconverters (BUCs) from Ku-band to V-band. Integrated SSPA with GaN and GaAs power amplifier technology, outdoor-rated enclosures, and custom frequency plans for satellite uplinks, VSAT terminals, and gateway earth stations.
Integrated Upconversion and Power Amplification
RF Essentials block upconverters combine L-band-to-RF frequency conversion with solid-state power amplification in a single integrated module. Each BUC accepts a standard L-band IF input (950-2150 MHz) and delivers amplified RF output at the target uplink frequency, ready for direct feed to the antenna.
All units are custom-engineered to your specific frequency plan, output power requirement, and deployment environment. Available with GaN or GaAs SSPA technology across Ku-band, Ka-band, Q-band, and V-band satellite uplink allocations. Indoor rack-mount and outdoor antenna-mount configurations supported.
Block Upconverter Configurations by Band
Each row represents a configurable BUC capability across a target frequency band. Output power, gain, SSPA technology, and packaging are tailored to your system requirements. All configurations accept standard L-band IF input and include integrated frequency conversion and power amplification.
6 Band Configurations| Band | RF Output | IF Input | Output Power | SSPA Technology | Gain | RF Interface | Reference |
|---|---|---|---|---|---|---|---|
| Ku-Band | 13.75 – 14.5 GHz | 950 – 2150 MHz | 4W – 250W | GaN / GaAs | 55 – 80 dB | WR-75 | 10 MHz Ext. |
| Ka-Band (Mil) | 27.5 – 31.0 GHz | 950 – 2150 MHz | 2W – 80W | GaN | 55 – 75 dB | WR-28 | 10 MHz Ext. |
| Ka-Band (Com) | 29.0 – 31.0 GHz | 950 – 2150 MHz | 2W – 40W | GaN / GaAs | 55 – 72 dB | WR-28 | 10 MHz Ext. |
| Q-Band | 42.5 – 43.5 GHz | 950 – 1450 MHz | 2W – 20W | GaN | 50 – 70 dB | WR-22 | 10 MHz Ext. |
| Q/V-Band | 47.2 – 51.4 GHz | 950 – 1450 MHz | 2W – 10W | GaN | 50 – 65 dB | WR-19 | 10 MHz Ext. |
| V-Band | 59 – 65 GHz | DC – 10 GHz | 1W – 5W | GaN | 40 – 60 dB | WR-15 | 10 MHz Ext. |
All specifications represent configurable ranges. Actual performance is determined by the final custom design. Output power, gain, and frequency plan are tailored to each application. Contact engineering for detailed specifications and custom configurations.
Need a custom BUC for your frequency plan?
Our engineering team designs block upconverters to your exact specifications. Custom output power, frequency coverage, environmental rating, and M&C interface options available.
Design & Performance
Gallium nitride power amplifiers deliver higher power density, better thermal performance, and improved efficiency compared to legacy GaAs designs, enabling compact, high-output BUCs at millimeter-wave frequencies.
Phase noise performance meets or exceeds IESS-308/309 requirements for high-order modulation schemes including DVB-S2X. Clean LO synthesis chains preserve signal integrity during frequency translation.
Optimized for multi-carrier operation with low intermodulation distortion and controlled spectral regrowth. Supports wideband, high-throughput satellite terminals with demanding linearity budgets.
Digital step attenuators and automatic level control (ALC) manage output power across varying input levels and environmental conditions. Supports remote gain adjustment through M&C interfaces.
IP65/IP67 weatherproof enclosures rated for -40 to +60 degrees C operation. Designed for direct antenna-mount installation in harsh field conditions with integrated thermal management.
Remote monitoring and control through Ethernet (SNMP/HTTP), RS-485, or serial interfaces. Real-time status reporting, alarm management, and gain adjustment for unmanned or remote installations.
Where Our BUCs Perform
RF Essentials block upconverters are designed for integration into satellite uplink terminals and ground station architectures across commercial, government, and defense platforms. From portable VSAT kits to fixed gateway installations, our BUCs deliver reliable RF power at the antenna feed.
- Satellite Ground Terminals
- VSAT & HTS Networks
- Gateway Earth Stations
- Satellite News Gathering
- Military SATCOM
- Flyaway & COTM Terminals
- Point-to-Point Backhaul
- Test & Measurement
Frequently Asked Questions
A block upconverter (BUC) is an integrated transmit module that converts an L-band intermediate frequency (IF) signal, typically 950 to 2150 MHz, up to a higher RF frequency band for satellite uplink transmission. Unlike standalone upconverters, a BUC combines the frequency conversion stage with a solid-state power amplifier (SSPA) in a single outdoor-mount enclosure, enabling direct installation at the antenna feed. This eliminates long, lossy RF cable runs between the indoor modem and the antenna.
RF Essentials block upconverters are available across Ku-band (13.75-14.5 GHz), Ka-band (27.5-31.0 GHz), Q-band (42.5-43.5 GHz and 47.2-51.4 GHz), and V-band (59-65 GHz) satellite uplink allocations. Custom frequency plans and extended band coverage are available for non-standard applications including military SATCOM, point-to-point backhaul, and research systems.
GaN (gallium nitride) and GaAs (gallium arsenide) refer to the semiconductor technology used in the power amplifier stage. GaN devices offer higher power density, better thermal conductivity, and improved efficiency at millimeter-wave frequencies, enabling smaller enclosures with higher output power. GaAs remains a proven, cost-effective choice for lower power applications. RF Essentials offers both technologies and can recommend the optimal solution based on your power, efficiency, and budget requirements.
Yes. All RF Essentials block upconverters are custom-engineered to your system requirements. Custom options include specific frequency plans, output power levels, IF input configurations, LO reference options, gain control ranges, M&C interfaces, environmental ratings, and mechanical packaging for rack-mount, antenna-mount, or ruggedized deployment.