USDX SDR Transceiver All Mode 8 Band HF Ham Radio QRP CW Transceiver Built-in ATU-100 Antenna Tuner Dual OLED Screen Display
Mautinoa le saogalemu o le siaki

Meaalofa e leai se totogi
Susū mai i Roymall, lau upega tafaʻilagi faʻapolofesa mo le faʻatauina o meaalofa maualuga. Matou te faʻatauaina ma talisapaia lau lagolago, ma matou te fia faʻaalia la matou faʻafetai e ala i le faʻaopoopoina o se lagona fiafia i au faʻatauga. A e faʻatau mai ia i matou, e le gata e te maua oloa maualuga e faʻaleleia ai lou olaga, ae o le a e mauaina foi se meaalofa e leai se totogi i soʻo se oka e te faia. Sauni e suʻesuʻe la matou aoina ma maua au meaalofa lelei? Suʻesuʻe la matou filifiliga o oloa maualuga, fai lau oka, ma faʻatali mo le fiafia o lau meaalofa e leai se totogi e oʻo mai faʻatasi ma lau faʻatauga.Faiga faʻavae o uta
O le a matou galulue malosi e momoli atu oloa ia te oe pe a uma ona maua au oka ma faʻamautinoa e saogalemu le taunuu. O faʻamatalaga o le uta o le a tuʻuina atu i lau imeli faʻamaonia.I le tele o tulaga, o oka e faʻatautaia i totonu o le 2 aso. I tulaga faʻapitoa, o le a tuai e pei ona taua i lalo: A e faia se oka i le Aso Toʻonaʻi, Aso Sa poʻo aso malolo, o le a tuai mo le 2 aso.E masani lava, e manaʻomia le 5-7 aso faigaluega (Aso Gafua i le Aso Faraile) e aunoa ma le aʻafia i le tuai o vaalele poʻo isi mea tau siosiomaga.Talu ai o la matou auaunaga uta o le lalolagi atoa, o taimi o le uta o le a faʻalagolago i lou nofoaga, ma atonu e manaʻomia ai sina taimi ma faʻatali ma le onosaʻi pe afai o loʻo e i totonu o itumalo mamao poʻo atunuʻu.1. Faiga faʻavae o le toe faafoi & fesuiai
Matou te talia na o mea na faʻatau mai roymall.com. Afai e te faʻatau mai a matou tufatufa i le lotoifale poʻo isi faleoloa, e le mafai ona e toe faafoi ia i matou. E le talia le toe faafoi o mea faʻaiʻu poʻo meaalofa e leai se totogi.Ina ia agavaa mo le toe faafoi, e tatau ona le faʻaaogaina lau oloa ma i le tulaga lava e tasi na e mauaina ai. E tatau foi ona i totonu o le uluai afifiina.Ina ua uma ona maua faʻatonuga toe faafoi mai ia i matou, faʻamolemole afifi au mea e toe faafoi ma lafo lau afifi i le falemeli poʻo se isi avefeʻau.O le a matou faʻatautaia lau toe faafoi poʻo le fesuiai oloa i totonu o le 3-5 aso faigaluega pe a uma ona matou mauaina. O le toe totogiina o le a faʻatautaia ma tuʻuina atu otometi i lau auala muamua o le totogiina.E le mafai ona toe faafoi pe fesuiai mea na gaosia faʻapitoa, e aofia ai le lapoa faʻapitoa, lanu faʻapitoa, poʻo le lolomi faʻapitoa.Manaʻomia nisi fesoasoani, faʻamolemole faʻafesoʻotaʻi matou. service@roymall.com poʻo Whatsapp: +8619359849471
2.Faiga faʻavae o le toe totogiina
E te maua se toe totogiina atoa poʻo le 100% aitalafu faleoloa pe a uma ona matou mauaina le afifi toe faafoi ma siaki. O le toe totogiina o le a faʻatautaia ma tuʻuina atu otometi i lau auala muamua o le totogiina.Faamolemole ia matau o tau o uta ma soʻo se tiute poʻo pili e le mafai ona toe totogi. O tau faaopoopo o uta e le mafai ona toe totogi pe a uma ona lafo le afifi. O oe e nafa ma le totogiina o nei pili ma matou te le mafaia ona faʻamagalo pe toe totogi, tusa lava pe toe faafoi le oka ia i matou.Pe a matou mauaina ma faʻamaonia lau mea toe faafoi, o le a matou lafo atu ia te oe se imeli e taʻu atu ai ua matou mauaina lau mea toe faafoi. O le a matou faʻailoa atu foi ia te oe le faʻamaoniga poʻo le teena o lau toe totogi.Afai ei ai ni faʻafitauli e uiga i le faagasologa o le toe totogiina, faʻamolemole faʻafesoʻotaʻi matou. service@roymall.com poʻo Whatsapp: +8619359849471Description:
This product combines USDX and ATU together and is highly integrated. Easy to use! Innovative design brings more convenience to lovers!
>>Please click here to download the product manual<<
ABOUT USDX section:
1. Overview:
USDX is optimized and modified based on Guido PE1NNZ"s open source project uSDX/QCX-SSB. uSDX is a shortwave QRP SSB/CW transceiver. 1602 LCD screen, ultra-small size and easy to carry.
Open source address: https://github.com/threeme3/QCX-SSB
Discussion Groups: https://groups.io/g/ucx/topics
2. Features:
8 bands covering 80m/60m/40m/30m/20m/17m/15m/10m
Emission efficiency: 80m/60m/40m/30m/20m efficiency is higher than 85%; 17m/15m efficiency is higher than 80%; 10m efficiency is higher than 70%;
Connect to PC, use FT8, JS8, FT4 and other digital mode software control, support CW automatic decoding
It can reach 3-5W power in 8 bands and can freely upgrade the PA module (TO-220)
High-precision KDS brand TCXO, frequency accuracy better than 1PPM, frequency stability better than 0.5PPM
Independent core board, RF PA board and ATU board to avoid own signal jamming
Ultra-small size: 100*90*57mm (3.9u201d x 3.5u201d x 2.2u201d) (without protrusions)
All LPF parts use 100V C0G/NP0 capacitors
Use original genuine LM4562 or LM833 or LT6231 op amp chip
Rich interfaces: HEADPHONE, PTT OUT, MIC/PTT, SPK/MIC hand microphone;
BNC antenna interface (with BCN-SL16 adapter, easy to match the antenna)
External power supply: 12.6VDC/13.8VDC power adapter (random delivery);
Full mode support: USB, LSB, CW, AM, FM (AM and FM are additional functions, the effect is not as good as ordinary AM FM radio, don"t buy it if you mind);
All-digital and software-based SDR receive channels;
All-digital and software-based SSB transmit channels;
Receive attenuator: 0dB, -13dB, -20dB, -33dB, -53dB, -60dB, -73dB;
DSP filter bandwidths: 4000, 2500, 1700, 500, 200, 100, 50 Hz
Receiving noise floor: u2013135dBm@28MHz (BW=200Hz)
Receiver Front-End Selectivity: Tuning Frequency -45dB/decade roll-off +/- 2kHz
SSB/Carrier Suppression: transmit, better than 45dBc; receive, better than 50dBc;
DSP functions: Automatic Gain Control (AGC), Noise Reduction (NR), Voice Triggered Xmit, RX Attenuator (ATT), TX Noise Gate, TX Drive Control, Volume Control, dBm/S meter.
ABOUT ATU section:
1. Overview:
The ATU part is based on David Fainitski, the N7DDC open source project 7X7 ATU100 optimization and modification.
2. Features:
- Maximum work throughput: 10 watts
- Minimum power required to start tuning: 1 watt*
- Minimum possible measured power: 0.1 watts*
- Measurement step size: 0.1 watts**
- Power measurement accuracy: 10%*
-Maximum mounting inductance: 8.42u00b5H
-Inductor minimum installation step: 0.05u03bcH
- Maximum installed capacity: 1869 pF
- Minimum capacitor installation step: 10 pF
- Frequency: 1.8-30MHz
-0.91 inch OLED 128*32 display
Package Included:
1 x USDX-ATU host
1 x 12.6VDC power adapter (or 13.8VDC)
1 x BNC-SL16 adapter
1 x BNC-BNC cable
1x UV-3R hand microphone (including MIC, PTT, SPEAKER functions)