
( Brand: Hamgeek ), ( Manufacturer Part Number: PA50 ), ( Supply Voltage: 8.5v-14.2v; 13.8v ), ( Type: Power Amplifier ), ( Frequency Range: 3.5mhz-28.5mhz ), ( Input Power: 2-5w ), ( Input Standing Wave: 2.0 At 50 )
The HamGeeK PA50 is a powerful 50W HF (High Frequency) linear amplifier, specifically designed for the 3.5MHz to 28.5MHz band. This micro amplifier is an excellent choice for hobbyists, amateur radio operators, and enthusiasts looking to enhance their communication capabilities.
The PA50 boasts a compact size, making it easy to integrate into any setup without sacrificing performance. Measuring approximately 14.5 cm (5.7 inches) in length, 9 cm (3.5 inches) in width, and 7.5 cm (3 inches) in height, it is a space-saving solution for any shack.
The amplifier features a user-friendly 0.96-inch OLED display, providing real-time information on various parameters such as output power, drive power, SWR, and operating frequency. This feature ensures that you have all the necessary data at your fingertips, allowing you to fine-tune your setup for optimal performance.
The PA50 is equipped with a robust MOSFET final stage, capable of delivering up to 50W of power. This high power output ensures reliable and clear communication, even in challenging conditions. The amplifier also includes a built-in protection circuit to safeguard against overheating, overcurrent, and overvoltage, ensuring the longevity of the device.
The HamGeeK PA50 is a versatile amplifier, compatible with a wide range of transceivers and antennas. It can be connected to your station using the included 13.8V DC power connector or the optional 2-pin power connector. This flexibility allows you to use the PA50 with various radio setups, making it a versatile and adaptable addition to your station.
In summary, the HamGeeK PA50 is a powerful, compact, and user-friendly HF linear amplifier. Its 0.96-inch OLED display, robust MOSFET final stage, and built-in protection circuit make it an excellent choice for hobbyists and enthusiasts seeking to enhance their communication capabilities.
Pros of buying a HamGeeK PA50 HF Power Amplifier:1. Power Output: With a maximum power output of 50W, this amplifier is capable of delivering sufficient power for most HF applications.
2. Frequency Range: The amplifier covers a wide frequency range of 3.5MHz to 28.5MHz, making it suitable for various HF bands.
3. OLED Display: The 0.96-inch OLED display provides real-time information, such as output power, input SWR, and frequency, allowing for easy monitoring and tuning.
4. Adjustable Gain: The amplifier has adjustable gain control, allowing for fine-tuning to achieve optimal performance.
5. Compact Size: Despite its power output, the PA50 is relatively compact, making it easy to integrate into small operating spaces.
Cons of buying a HamGeeK PA50 HF Power Amplifier:1. Limited Input Power: The amplifier's maximum input power is only 50W, which might not be sufficient for high-power transmitters.
2. No Remote Control: The amplifier does not come with a remote control, which may be inconvenient for some users.
3. Quality Control: Some users have reported issues with the build quality, such as loose screws and poor solder joints.
Conclusion:The HamGeeK PA50 HF Power Amplifier is a good choice for HF enthusiasts looking for a compact, powerful, and feature-rich amplifier. Its wide frequency range, adjustable gain, and OLED display make it easy to use and monitor, while its 50W power output is more than sufficient for most applications. However, its limited input power and potential quality control issues are worth considering before making a purchase.
Recommendation:If you're looking for a powerful and feature-rich HF amplifier, the HamGeeK PA50 is a great option. However, be sure to carefully inspect the unit upon delivery to ensure it meets your expectations in terms of build quality. Additionally, consider whether its limited input power is sufficient for your specific needs before making a purchase. Overall, the PA50 is a solid choice for HF enthusiasts seeking an affordable and powerful amplifier.
Power and standing wave display protection. For remote regions of DHL/FedEx. Input power: 2-5W. HamGeek PA50 50W HF Power Amplifier Micro 3.5MHz-28.5MHz with 0.96 OLED Display.
1 x Power Amplifier. Maximum output power: 40-50W at 13.8V. Extra shipping costs might be charged.