uSDX_mono_assembly_and_使用说明书手册_2022

uSDX mOno-A mono band HF all mode SDR Transceiver KitBuild and Operation Manual(Manual Version 1.5)IMPORTANT NOTE:IF YOU HAVE VERSION V1.X of uSDX mOnO RF BOARD AND/OR MAIN BOARD PLEASE FIRST REFER TOTHE END OF THIS MANUAL for carrying out MODIFICATIONS before building your kit!THANK YOU!USDX mOnOGNDDTRPROGRUNMono Band SDR HF AlL Hode TransceiverUSB-TTL INPUTRUN/PROG SWITCHPELNNZ WB2CBAMENULSDg多112dBmA14,074,00USB RTUNESOR I/Q OUT DC 12V POWERHEADPHONEHIC/PTTMIC/SPK3340013A-r161-211206(KEYE】uSDX mOnO is a single band SDR all mode HF transceiver covering 80m through 10m HF bands.Althoughit is classified as a single band HF transceiver in reality it can be used in more than a single band byswapping LPF Band modules which are plug in band specific Low pass filter modules.These modules giveuSDX mOnO a multiband HF Transceiver capability.uSDX mOnO consists of three basic modules or boards.Main ModuleRF ModuleLPF Band ModulesTop board is called main board and holds all digital and interface hardware such as buttons,tuningencoder and LCD display,ATmega328P microcontroller,MIC/SPK,MIC/PTT and HEADPHONE jacks,DCPower barrel connector and other relevant bits and pieces.Bottom board is called RF board and as the name implies holds everything related to RF aspects oftransceiver.This board has Power amplifier mosfets,LPF band low pass filter module header,ReceiveTayloe detector unit and related opamp as well as S15351 PLL VFO.This board is designed as abreadboard friendly module with it's own 12V to 5V regulator independent of main board so that it can