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Product
Condition
New OEM
Model
B3KOB-126
Manufacturer
CPI, Inc.
High-Performance Outdoor SSPB for Satellite Uplinks in the Ka-Band
The CPI B3KOB-126 is a 40-watt Ka-band Solid State Power Block Upconverter (SSPB) designed for satellite communication uplinks requiring high reliability, compact footprint, and efficient operation. This outdoor unit integrates the block upconverter (BUC), solid-state power amplifier (SSPA), and power supply into a single ruggedized weatherproof housing, ideal for fixed and mobile earth stations operating in challenging environments.
Built by Communications & Power Industries (CPI), the B3KOB-126 delivers industry-leading performance with low phase noise, excellent linearity, and field-proven GaN technology, supporting both commercial and military Ka-band applications.
VSAT and SATCOM terminals
Broadcast and teleport uplinks
Government and defense communications
Emergency and disaster-recovery SATCOM systems
Transportable and fixed ground stations
High-throughput satellite (HTS) systems
Category | Specification |
---|---|
Model | B3KOB-126 |
Frequency Band (RF Output) | 29.0 to 30.0 GHz |
IF Input Frequency | 950 to 1,950 MHz |
LO Frequency | 28.05 GHz |
Output Power (P1dB) | 40 Watts typical (46 dBm) |
Output Power @ Psat | 47 dBm minimum |
Gain | 65 dB typical |
Gain Flatness | ±1.0 dB over full band |
Gain Stability | ±0.25 dB/24 hours (constant temp.) |
Phase Noise | Exceeds IESS-308/309 standards |
Output Spurious | < -60 dBc |
Input VSWR | 1.5:1 max |
Output VSWR | 1.3:1 max |
Power Supply | 100–240 VAC, 50/60 Hz |
Power Consumption | ~300 W |
Monitor & Control Interface | RS-232, RS-485, Ethernet (SNMP, Web GUI) |
Operating Temperature | -40°C to +60°C |
Cooling | Forced air cooling with internal fans |
Environmental Protection | IP65-rated weatherproof housing |
Dimensions (W x H x D) | Approx. 13.5 x 5.5 x 15 inches (varies by configuration) |
Weight | Approx. 26 lbs (11.8 kg) |
Mounting | Outdoor mounting brackets for antenna or mast installation |
Certification | CE, FCC, RoHS compliant |
High Output Power in Compact Form
Delivers 40W of RF output in a lightweight, outdoor-ready package, reducing RF loss and simplifying integration.
All-in-One Outdoor Unit
Combines BUC, SSPA, and power supply in a single weather-sealed housing to streamline ground system design.
Wide Input Voltage Range
Flexible AC power input supports global deployments in varying electrical environments.
Advanced GaN Technology
Efficient power amplification with reduced heat generation and enhanced reliability.
Flexible Remote Management
Full M&C via Ethernet, SNMP, RS-232, and Web GUI allows real-time monitoring and diagnostics.
Rugged for Harsh Environments
Operates reliably in extreme weather conditions with IP65 enclosure and built-in thermal protection.
Optimized for Ka-Band Uplinks
Supports demanding Ka-band satellite networks with stable, low phase-noise performance.
The CPI B3KOB-126 – 40W Ka-band Solid State Power Block Upconverter (SSPB) is readily available from the shelf and can be shipped quickly. The unit is in NOS (New Old Stock) condition.
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