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- DIY ¿ëÇ°: Metalworking
- ºê·£µå À̸§: VKTECH
- ±Ù¿ø: CN (Á¤Ç°)
- Áõ¸í¼: ¼¼·ý
50W HF Amplifier with TX/RX 3-24MHz High-frequency Power Amplifier 13.8V for USDX FT-817 ICOM IC-703 IC-705 IC705 Elecraft KX3 QRP FT-81
Feature:
1. Automatic switching: Built-in TX/RX auto cut circuit, no need for special PTT line, with signal input automatically switch to transmit mode.
2. Fan: Built-in powerful fan, the temperature reaches the set value automatically open cooling.
3. Size: The size of the power amplifier is about 150 * 50mm, which is small and portable.
4. Shell material: The power amplifier is made of excellent and durable ABS material, with fine workmanship.
5. Attention: Before use, you need to use nanoVNA or similar tools to determine the transmitting antenna impedance of 50¥Ø, SWR < 1.5. Otherwise, the power transmitter tube will be damaged due to the mismatch of transmitting impedance!
Specification:
Certification: CE
Origin: Mainland China
Model Number: HF Power Amplifier
Operating frequency: 3 - 24MHz
Transmission and traction power: 1-5W
Output power: 50W
Interface impedance: 50 ¥Ø
Working voltage: 13.8V
Shell material: ABS
Size: about 150x50mm/5.91x1.97in
Note:
Due to the different monitor and light effect, the actual color of the item might be slightly different from the color showed on the pictures. Thank you!
Please allow 1-2cm measuring deviation due to manual measurement.
1 X High Frequency Power Amplifier
1 X Power Cord
![](https://ae01.alicdn.com/kf/HTB1dk8VKr1YBuNjSszeq6yblFXaP.jpg)
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