Revolutionizing Ka-Band SATCOM: The Low VSWR 32W GaN Block Upconverter
nnIn the demanding world of satellite communications, signal integrity and reliability are paramount. The Low VSWR 32W Ka-band GaN SATCOM Block Upconverter from MOP Tech emerges as a game-changing solution, engineered to deliver exceptional performance in the most challenging environments. This advanced device redefines what users can expect from a compact, rugged upconverter, marrying high-efficiency gallium nitride (GaN) technology with a form factor that defies its capabilities. Whether deployed in stationary ground stations or mobile platforms like vehicles and aircraft, this block upconverter ensures robust, clear communication links where they are needed most.nn
Unmatched Durability and Compact Design for Harsh Environments
nnOne of the most striking features of this Ka-band BUC is its remarkable resilience. Designed to operate flawlessly in extreme conditions, it functions stably across an operating temperature range of -40°C to +60°C and can endure non-operating temperatures from -50°C to +70°C. It withstands altitudes up to 12,000 feet and 100% condensing humidity, making it an ideal choice for remote or hostile deployment scenarios. Despite this ruggedness, it remains exceptionally compact. Weighing just 5.6 pounds (2.54 kg) and measuring a mere 6.8 x 4.4 x 3.8 inches (17.27 cm x 11.18 cm x 9.65 cm), it is the smallest and most rugged Ka-band module upconverter currently available. This compact size saves valuable installation space and facilitates easy integration into space-constrained environments, from military vehicles to portable satellite terminals.nn
Powerful Performance and Signal Purity Specifications
nnThe core strength of this block upconverter lies in its ability to deliver powerful, clean signals. It provides 16W of linear power (PLIN) for demanding satellite communication uplinks, with a saturated power of 45 dBm (32W). The output RF frequency covers the critical 30.0-31.0 GHz range, while the intermediate frequency input operates from 1000 to 2000 MHz. Signal clarity is exceptional, with output spurious signals as low as -60 dBc and superior phase noise performance, measuring -63 dBc/Hz at 100 Hz. This ensures the transmitted signal remains pure and stable, critical for high-data-rate communications. The following table details the full technical specifications:nn
| Parameter | Specification |
|---|---|
| RF Output Frequency (single or multi-band options available within 27.5 to 31 GHz) | 30.0 to 31.0 GHz |
| IF Input Frequency (other options available) | 1000 to 2000 MHz |
| Input Level, No Damage | +10 dBm max |
| LO Reference Frequency | External 10 MHz |
| LO Reference Level | 0 dBm ± 5 dB |
| IF/REF Input Impedance | 50 ohms |
| Equivalent Saturated Power, PSAT | 45 dBm (32W) |
| Maximum CW Power, PMAX | 44 dBm (25W) |
| Linear Power, PLIN (min) | 42 dBm (16W) |
| Spectral Regrowth @ PLIN (QPSK, OQPSK, 5.0 SR, alpha=0.2) | 30 dBc max @ >1 SR offset |
| Intermodulation Products @ PLIN wrt sum of 2 equal carriers | -25 dBc max |
| AM to PM Conversion @ PLIN | 2.0° per dB max |
| Small Signal Gain (typical) | 55 dB ±5 dB |
| Gain Attenuation Range | 25 dB in 0.1 dB steps |
| Gain Variation (over 40 MHz) | 1.0 dB p-p max |
| Gain Variation (over full band) | 3.0 dB p-p max |
| Gain Slope (max) | 0.04 dB per MHz |
| Gain Stability, over 24 hours | 0.5 dB p-p max |
| Gain Variation over Temp | 4.0 dB p-p max |
| Noise Power Transmit Band | -76 dBW per 4 kHz |
| Noise Power Receive Band | -150 dBW per 4 kHz |
| AC Line Spurious (sum of all spurs) | -30 dBc |
| Single Sideband Spurious (sum) | -36 dBc |
| Harmonics | -60 dBc |
| Output Spurious @ PLIN (excludes 1 MHz band) | -60 dBc |
| Phase Noise at 100 Hz | -63 dBc per Hz |
| Phase Noise at 1 kHz | -73 dBc per Hz |
| Phase Noise at 10 kHz | -83 dBc per Hz |
| Phase Noise at 100 kHz | -93 dBc per Hz |
| Phase Noise at 1 MHz | -103 dBc per Hz |
| Transmit Phase Linearity up to PLIN over any 2 MHz | ±0.2 radian |
| Transmit Phase Linearity over any 36 MHz | ±0.4 radian |
| Transmit Phase Linearity over any 72 MHz | ±0.5 radian |
| Transmit Phase Linearity over any 90 MHz | ±0.6 radian |
| Transmit Phase Linearity over any 120 MHz | ±0.7 radian |
| Input VSWR | 1.5:1 |
| Output VSWR | 1.3:1 |
| Prime Power | 22-56 VDC |
| Power Draw @ PLIN | 160W |
| Operating Temperature Range | -40° to +60°C |
| Non-Operating Temperature Range | -50° to +70°C |
| Altitude (max) | 12,000 ft MSL |
| Humidity | 100% condensing |
| Shock/Vibration | Normal transportation |
| M&C Interface | Ethernet and RS-232 (SNMP Option) |
| Weight | 5.6 lb (2.54 kg) |
| Dimensions | 6.8 x 4.4 x 3.8 inches (17.27 x 11.18 x 9.65 cm) |
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Low VSWR and Flexible Integration Options
nnA standout feature is the excellent Low VSWR (Voltage Standing Wave Ratio) performance, with an input VSWR of 1.5:1 and an output VSWR of just 1.3:1. This minimizes signal reflection and power loss, ensuring maximum power transfer and preserving signal quality across the transmission chain. For integrators and system operators, the availability of Ethernet and RS-232 interfaces (with an optional SNMP protocol) makes remote monitoring and management straightforward. The device is also interchangeable with X- and Ku-band modules and offers a dual-band 29-30/30-31 GHz option, providing remarkable flexibility for evolving system requirements. This powerful combination of durability, performance, and adaptability makes the Low VSWR 32W Ka-band GaN SATCOM Block Upconverter a trustworthy, high-quality choice for modern satellite communication applications.
