④Restart the computer and use USB cable to connect the mainboard (the computer will make a ding-dong sound at this time, indicating that the CH340 driver software has been installed successfully. The serial number has been attached to the bag inside the box. LO Bands:80/60/40/30/20m，Mainboard：1., 2 version,RF Board：1., 0 version Buy Malahit tr usdx transceiver 5-Band usdx Multimode QRP Assembled with case by PE1NNZ and DL2MAN (Please refer to the instructions in the package for details) Note: If you want to reprogram/upgrade the firmware (or program your call sign to the firmware), you need to follow these steps : ①Download the firmware（DL2MAN's page） ②Enter the serial number (the serial number is in the package) and download the firmware. Manual PDF Tr Usdx Transceiver 5-Band Usdx Multimode QRP Assembled With Case Solid TruSDX Microphone Opening Device Manager under Windows will show the assigned COM-Port(first image below) How to use the RESET function? Step 1: Hold down the encoder (do not release your hand), then turn on the power. The above steps will complete the reset. Excluding Battery Case:If you want, you can see the Battery Case on another page., Power Jack:3., 5mm x 1., 35mm., Firmware Version:1., Official version:programming: No spectrum display., 2., Beta version programming: Spectrum display, but the main menu will have slightly fewer other functions than the official version. Right now it covers 80 /60/40/30/20m and in Future there will be support for 17/15/12/10m as well., 3., It is supplied with an OLED Display, onboard Mic, (tiny) onboard speaker and for improvised QSO onboard PTT Key can be used as emergency CW Key., 4., Further on, the (tr)uSDX has a (Micro)USB CAT and Programming Interface, and while it produces typically 5W @ 13,8V Power Supply, it can create 0,5W Output from 5V USB Supply alone., 5., It is supplied with OnBoard SWR Bridge and Voltage/Current measurement Hardware, to help in tuning and operation. Overview: The mainboard is version 1., 2 and the RF board is version 1., 0., In this version change, only the mainboard has been changed to 1., 2, while the others remain unchanged., 1., (tr)uSDX is the successor of the uSDX Project. tr) µSDX 5-Band QRP SDR Multimode HF Transceiver 2.The (tr)uSDX is a 5-Band / Mulitmode QRP Transceiver in Pocket Format (90x60x30mm - 140g). It features a highly efficient Class E PA and Supports CW/LSB/USB and AM/FM Step 2: After displaying the restart message on the OLED, release your hand. Already Bootloader:Mainboard have been finished the Bootloader and programed the firmware. The design was intended as an easy to build (pre-assembled) Kit., 2., The (tr)uSDX is a 5-Band / Mulitmode QRP Transceiver in Pocket Format (90x60x30mm – 140g). It features a highly efficient Class E PA and Supports CW/LSB/USB and AM/FM. ⑤ Open the AVR-Dudess software, and then program the firmware. Please follow the position circled in the picture below, set up the software, and then program.
