The ACASOM 400–500MHz 40W GaN High-Power Amplifier is engineered for demanding UAV systems operating in the critical low-frequency 400–500MHz band. Delivering 46dBm (~40W) output power, it significantly extends control range and enhances data link reliability in challenging environments.
Built on advanced Gallium Nitride technology, the amplifier achieves 45% power added efficiency at 46dBm and maintains ±0.5dB gain flatness to minimize distortion and ensure predictable RF performance. Standard gain is 37dB, with customizable options between 25–37dB for accurate system matching.
The rugged N-Type Female connector provides a secure, low-loss interface for high-power antenna integration. The aluminum enclosure measures 128.5x53x17mm and weighs 0.26kg. Operating temperature range: -30℃ - +85℃.
Technical Specifications:
| Parameter | Specification |
| Frequency Range | 400 – 500MHz |
| Operating Voltage | 28V DC |
| Gain (S21) | 37dB (25–37dB customizable) |
| Input Return Loss (S11) | -15dB |
| Gain Flatness | ±0.5dB |
| Output Power (P1dB) | 46dBm (~40W) |
| Current Consumption | 3.2A @ 28V, 46dBm |
| Power Added Efficiency | 45% @ 46dBm |
| RF Connector | N-Type Female |
| Operating Temperature | -30℃ - +85℃ |
| Shell Material | Aluminum |
| Size | 128.5x53x17mm |
| Weight | 0.26kg |
Why Choose This Module:
- Optimized for the 400–500MHz band with strong signal penetration.
- 46dBm (~40W) output for reliable long-range UAV links.
- 45% efficiency for stable continuous operation.
- 37dB gain with adjustable options for precise RF system matching.
- Rugged N-Type Female connector for secure antenna integration.
- Durable aluminum housing for demanding field environments.
Applications:
- Long-range UAV command and control systems.
- Telemetry and data transmission in low-frequency bands.
- Drone swarm communication and coordinated operations.
- Industrial inspection and monitoring platforms.
- Ground station and mobile RF communication setups.
Package Includes:
1 x GaN High-Power Amplifier Unit
1 x Power Cable (15cm, Red/Black)
Important Notes:
- A stable 28V / 5A DC power supply is required.
- Adequate heat dissipation (heatsink or cooling fan) is recommended for prolonged high-power operation.
- Connection sequence: connect the antenna first, then apply power, then enable the source device.
- Maximum saturated output power may reach 47dBm with +10 to +11dBm input drive (at 37dB gain setting).
FAQ:
- Is this amplifier specifically designed for 400–500MHz systems?
Yes, it is engineered for stable operation within the 400–500MHz band. - What power supply is required?
A stable 28V DC supply with sufficient current capacity is required. - Can the gain be adjusted?
Yes, gain can be customized between 25–37dB. - What RF connector type is used?
The module uses an N-Type Female RF connector. - Is additional cooling necessary?
Proper heat dissipation is recommended for continuous high-power operation. - Where is this amplifier typically deployed?
It is used in professional UAV control links, telemetry systems, ground stations, and industrial long-range RF applications.
The ACASOM 400–500MHz 40W GaN RF Power Amplifier is built for professional UAV systems operating in the low-frequency 400–500MHz band. With 46dBm (~40W) output power, it extends control range and improves the reliability of long-distance data transmission.
Operating from a 28V DC supply and drawing 3.2A @ 28V at 46dBm, the amplifier provides 37dB gain with customizable options between 25–37dB. The N-Type Female connector ensures secure, low-loss integration with high-performance antenna systems.
Its 128.5x53x17mm aluminum housing and -30℃ - +85℃ operating range allow deployment in demanding field environments. Available from Chipomi, this module delivers dependable RF performance for industrial UAV operations and mission-critical long-range drone links.
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