50W / 100W RF Power Amplifier Module for DDS Boards – VHF/UHF
Overview
The 50W / 100W RF Power Amplifier Module for DDS Boards is designed for compatible direct digital synthesis (DDS) signal sources and authorized RF transmission and testing systems.
Available in multiple VHF and UHF frequency configurations, this RF power amplifier delivers an output power of at least 50W or 100W, depending on the selected model. Operating from a 28V DC power supply, it offers a compact design suitable for integration into compatible RF systems.
With multiple frequency options, low VSWR, and support for customized gain specifications, this amplifier family provides flexible solutions for professional RF equipment developers, system integrators, and OEM manufacturers.
Select the appropriate model according to your required frequency range, output power, and system configuration.
Key Features
- 50W and 100W Output Options: Choose the power level that matches your RF system requirements.
- Multiple Frequency Bands: Available configurations cover selected VHF and UHF frequency ranges.
- 28V DC Power Supply: Designed for compatible 28V DC power systems.
- Low VSWR: VSWR of ≤1.4 under specified operating conditions.
- Compact Module Design: Two mechanical size options are available for different frequency configurations.
- Customizable Gain: Gain customization may be available, subject to engineering confirmation.
- DDS Signal Source Compatibility: Designed for integration with compatible DDS-based signal sources.
- OEM Integration Support: Suitable for professional equipment development and authorized RF system integration.
Available Models
Choose the appropriate configuration based on the required frequency range and output power.
Model 1: 50W RF Power Amplifier – 155MHz
- Frequency Range: 136–174MHz
- Output Power: ≥50W
- Gain: 47 ± 1dB, customizable
- Supply Voltage: 28V DC
Model 2: 50W RF Power Amplifier – 440MHz
- Frequency Range: 350–530MHz
- Output Power: ≥50W
- Gain: 47 ± 1dB, customizable
- Supply Voltage: 28V DC
Model 3: 100W RF Power Amplifier – 155MHz
- Frequency Range: 130–180MHz
- Output Power: ≥100W
- Gain: Contact us for specifications
- Supply Voltage: 28V DC
Model 4: 100W RF Power Amplifier – 435MHz
- Frequency Range: 400–470MHz
- Output Power: ≥100W
- Gain: 50 ± 1dB, customizable
- Supply Voltage: 28V DC
Note: Frequency ranges, gain, and input requirements vary by model. Please confirm the exact specifications before ordering.
Technical Specifications
General Specifications
- Product Type: RF Power Amplifier Module
- Compatible Signal Source: DDS signal source, subject to system compatibility
- Output Power Options: ≥50W / ≥100W
- Supply Voltage: 28V DC
- VSWR: ≤1.4 under specified operating conditions
- Operating Temperature: -10°C to +65°C
- Relative Humidity: 5%–95%
Electrical Specifications
50W Models:
- Rated Output Power: ≥50W
- Operating Current: 5A ± 1A
- RF Input Level: 0dBm ± 1dB
100W Models:
- Rated Output Power: ≥100W
- Operating Current: 12A ± 1A
- RF Input Level: 0dBm ± 1dB for the 100W-435MHz model
- RF Input Requirements for the 100W-155MHz model: Confirm with the manufacturer
Mechanical Specifications
- VHF Models: 223 × 88 × 35mm
- UHF Models: 197 × 72 × 25mm
Spurious Emission Specifications
- In-band: ≤ -36dBm
- Out-of-band, 9kHz–1GHz: ≤ -36dBm
- Out-of-band, 1–12.75GHz: ≤ -30dBm
Note: Confirm the applicable measurement conditions and test parameters with the manufacturer before using these figures for regulatory compliance.
Applications
This RF power amplifier family can be considered for the following applications, subject to frequency compatibility and applicable regulations:
- Professional RF transmitter development
- DDS-based RF signal amplification
- Authorized RF laboratory testing
- RF equipment development and evaluation
- VHF and UHF communication system integration
- Industrial RF system prototyping
- OEM RF equipment manufacturing
Installation and Usage Notes
- Use a compatible 28V DC power supply with sufficient current capacity.
- Confirm the RF input level and operating frequency for the selected model before connecting the amplifier.
- Provide adequate cooling and thermal management during operation.
- Connect an appropriate RF load or antenna rated for the operating frequency and output power.
- Ensure proper impedance matching and follow the manufacturer's installation requirements.
- Operate only on authorized frequencies and within applicable RF transmission power limits.
Important: This product is an RF power amplifier module. It is not a complete transmitter system and may require additional RF signal sources, power supplies, cooling, and supporting components.
Frequently Asked Questions
Q1: What output power options are available?
Two output power configurations are available: 50W and 100W. Actual output power depends on the selected model and operating conditions.
Q2: Which frequency ranges are supported?
The available configurations cover 136–174MHz, 350–530MHz, 130–180MHz, and 400–470MHz. Select the model that matches your required operating frequency.
Q3: What power supply does this amplifier require?
All listed models use a 28V DC power supply. The 50W models typically require 5A ± 1A, while the 100W models typically require 12A ± 1A.
Q4: Can the amplifier gain be customized?
Gain customization may be available for selected models. Please contact us to confirm the available options for your required frequency and output power.
Q5: Can this module be connected directly to a DDS board?
It is designed for compatible DDS signal sources, but compatibility depends on the source's output level, frequency range, impedance, and other electrical characteristics. Confirm these parameters before connecting the devices.
Q6: Does the amplifier require additional cooling?
Yes. Adequate cooling and thermal management are required, especially during sustained high-power operation.
Q7: How do I choose the correct model?
Please provide your required frequency range, output power, RF input level, and intended application. Our team can help confirm the appropriate configuration.
Request a Quote
Looking for a 50W or 100W RF power amplifier module for your DDS-based RF project?
Contact DVcan with your required frequency range, output power, and integration requirements. Our team can help confirm model specifications, customization options, and pricing.
DVcan – RF Power Amplifiers and Wireless Communication Hardware