Micro PA50 /PA50 PLUS 50W 3.5MHz-28.5MHz Intelligent Shortwave HF Power Amplifier with Power / SWR Meter + LPF Filter For Radio

There are two options:  A: PA50     B: PA50 PLUS

Manual .Firmware download:
https://www.dropbox.com/sh/8ckmcobxo3pwagd/AADlxpVcmSsz8VQEtS1olmaAa?dl=0
Group:
https://www.facebook.com/groups/6090995314269480

PA50 plus 

Firmware download:https://drive.google.com/drive/folders/1_GB26bcqH1VJ-S3skzg38d46CwsZmee7

Group: https://www.facebook.com/groups/6090995314269480

Note: Pressing the FN button 8 times can activate 30 meters and 15 meters

New features:

1, Upgrade the display to 1.3 inch OLED screen, the display area is larger, more clear and intuitive.

2. Upgrade the thermal runaway management design to improve the thermal stability again under the original high stability characteristics.

3. With the support of the new thermal runaway management, the IMD performance is improved to a new height and the signal quality is better.

4. The new LPF design makes the power output of each frequency band more balanced.

5, Upgrade the software algorithm, more efficient execution.

6, Custom extended UHF-KYD RF connector, now can use non-standard mounting connector.

7, Optimize some hardware structure design, improve the anti-fall ability.

Micro PA50 PLUS Intelligent Shortwave HF Power Amplifier 50W 3.5MHz-28.5MHz 1.3-Inch OLED Screen with Power / SWR Meter + LPF Filter for Radio

Feature:
1. Upgraded 1.3-inch OLED Display: Enjoy a larger and clearer display area with our upgraded OLED screen of intelligent shortwave HF power amplifier . The improved visual experience provides enhanced clarity and intuitiveness for easy navigation and usage.
2. Enhanced Thermal Management: Our smart shortwave HF power amplifier features upgraded thermal control management, further improving heat stability while maintaining high stability performance. With enhanced thermal management support, it reaches new heights in IMD performance and offers better signal quality. The new LPF design ensures balanced power output across each frequency band.
3. Improved Software Algorithm: Experience higher execution efficiency with our upgraded software algorithm. This optimization results in smoother operation and faster response times, enhancing your overall user experience.
4. Customizable UHF-KYD RF Connector: With the introduction of a customizable UHF-KYD RF connector, you now have the option to use non-standard installation connectors. This flexibility allows for more diverse and customized setups to fit your specific needs.
5. Enhanced Hardware Structure Design: Our HF power amplifier  incorporates optimized hardware structure design, increasing its resistance to accidental drops. The improved durability ensures that your device can withstand everyday use and unexpected falls, providing long-lasting reliability.