With its simple circuitry and easy operation, this transceiver is a user-friendly choice for everyone. It also power and SWR indicators to help monitor the device's performance and signal strength. IRF Series Transmitter: Our QRP CW transceiver utilizes the IRF series transmitter tube, renowned for its long life and efficiency.
eBay
This antenna is suitable for USDX radio stations and is suitable for amateur and professional radio users. It has been tested with a power of 300W and a for peak power of 600W, providing strong signal transmission.
eBay
This kit is made with modifications to the uSDX open source project and is suitable for introductory learners of FT8/CW/SSB. The receiving frequency range is 0.5MHz~30MHz, and the transmitting frequency range is 1.8~30MHz.
eBay
The antenna bracket has M10 thread and is equipped with SO239 base adapter, suitable for shortwave radio stations such as USDX QRP. It has M10 thread with SO239 base adapter. Pole interface: M10 thread 1.5 pitch.
eBay
USDX is optimized and modified based on Guido PE1NNZ's open source project uSDX/QCX-SSB. uSDX is a shortwave QRP SSB/CW transceiver. With 1602 LCD screen and ultra-small size, it is easy to carry. HamGeek uSOTA-ATU USDX HF QRP SDR Transceiver Built-in ATU-100 Antenna Tuner with Dual OLED Display.
eBay
5M/16.4FT QRP Antenna 14M-30MHz 300W HF Antenna Stainless Steel 1/4 Wavelength for USDX Radio. - Withstand power: 300w (tested peak can reach 600w). - 1 x Set of HF Antenna. - Adjust its VSWR by stretching the antenna or retracting the antenna.
eBay
Usdx+ is updated as follows This is a shortwave QRP SSB/CW transceiver. It is ultra-small and easy to carry outdoors. It uses a 1602N LCD screen and a built-in speaker. It supports connection to a PC.
eBay
Built-in TX/RX automatic cut-off circuit, when there is a signal input, it will automatically switch to the transmission mode, no need to be equipped with a dedicated PTT cable. Before use, you need to use a for Nano VNA or similar tool to confirm that the transmit antenna impedance is 50Ω and the VSWR < 1.5.
eBay