-40%
R-928 plus HF SDR Transceiver hf sdr ssb transceiver RX:1.8-30MHz TX:All HAM HF
$ 235.74
- Description
- Size Guide
Description
UHSDR 5-10 WATT HF SDR Transceiver RX:1.8-30MHz TX:All HAM HF BANDS,Full Modes: SSB(J3E),CW,AM(RX Only),SAM,FM, FREE-DV12.6V 2.2AH Battery inside Rechargeable
Features:
Spectrum Dynamic Waterfall Display
Multiple Working Modes: Receive Mode, Transmit Mode, TUNE Mode, VFO Mode, SPLIT Mode
DSP Digital Signal Processing Noise Reduction
Automatic Notch Filter
Humanized Interface Color Display
Receive Fine Tuning Function, Changeable MIC Gain Value
VCC Power Supply Voltage Indication Table
Transmit Signal Strength Display Table
Multifunctional Instrument: SWR Standing Wave Ratio Meter, AVD Audio Frequency Meter, ALC Signal Modulation Meter
Build in USB Sound Card support WSJT-X use FT-817 Rig
Acc Jack Port Support 70-100W HF Pa Amp T/R
V0.6 pcb redesign upgrade many hardware mod*
Inside MIC and PTT (Press TUNE)
Specifications:
Frequency Range
RX: 0.5MHz-30MHz
TX: All HAM HF Bands
Operating Mode
SSB(J3E),CW,AM(RX Only), FM, FREE-DV,SAM,RTTY
Output Power
5W (Standard, Battery) , 10W (Full,DC 13.8V)28M Max <=5W
Receiving Sensitivity
0.11~0.89μV(RFC 50-20)
Minimum Frequency Step
1Hz
Operating Voltage
DC9~15V
Inside BATTERY
18650x3 12.6V 2200mah
Battery Low power off
8.8V (SET in MENU)
Antenna Impedance
50Ω
Frequency Stability
±1.5PPM (27M TCXO )
Maximum Current
2.5A
Product Dimension (W × H × D)
190mm*69mm*50mm
Weight
999g
Transceiver comes with automatic key generator circuit. Can be connected to the use of automatic keys
Each Set Package Contain:
1×UHSDR HF SDR Transceiver
1× Microphone(PTT)
1× BNC To SO239 Convertor
1x Battery Charger
1× User Manual
2. Press
Power
0.5S and Release(long press will into testmode)
3. Press
PA
SELECT 5W
4. Press
BAND
Select 40M, Press
SETP
<> BIG
TUNE
SET FREQ TO 7.010MHZ,
AF Gain
1X is Enough,
RF Gain
2X is Enough
5. Preee
MODE
SELECT USB LONG Press Select LSB
6. Press
BW
SELECT 3.2K OR 5K
7. Press
Tune
View
SWR
is <=2, <=1.5 is better,SWR=1 IS BEST,if not pls Change your ANT,SWR <=1.5 can QSO with MIC
!!!!!!!!!!CAUTION:SWR >=2 CAN NOT TX Long Time!!!!!!!!!!
B.HOW TO USE UHSDR TO QSO WITH FM MODE ?(AM is the same)
It is the same like USB MODE but 5. MODE SELECT FM,if no FM
In MENU
-
Standard Menu FM Mode SET ON(Press MENU,M2 SELECT Standard Menu,M3 See List,M2 Select FM Mode,M3 Select ON)
C. How To Charge Battery?
Battery <=8.8V will Auto Power OFF,Turn Switch Battery OFF,then USE Charger Only Charge To,Green is Full,Red is Charging...Long Time no Use Pls Turn Battery OFF.
Because When Battery Switch On,Power off idle current is 3ma!
D. How To use micro usb Cable To Work FT8/JT65 mode with WSJT-X
Just Google FT8 uhsdr
E. Schema pls google mchf
F. How to TX in 27M band?
27m is cb band ,limit is software,you can enable TX in menu,but tx power is low(25dbm,30dbm)only.
G. Tips you can save current config to eeprom,any time you can restore,see MENU
Is power and simple then any other HF transceiver!
H. can i update firmware ?
Attention : Because Using new si5351 LO IC and TCXO,when you update FW,you can see all band (2200m, 630m, 160m, 80m, 60m, 40m, 30m, 20m, 17m, 15m, 12m, 10m, 6m, 4m and 2m ham bands.)Only 160m, 80m, 60m, 40m, 30m, 20m, 17m, 15m, 12m, 10m band work,System Info V/UHF Mod Present is not True,RF Bands Mod Present is not True,you need MOD HW Your self ,we didn’t test.
Only update our tested FW,if you update don’t rx or tx ,pls contact Seller Using Our Tested new FW
RTTY PSK Manual :
https://github.com/df8oe/UHSDR/wiki/Digimodes
Shipping
Item will be shipped out within 2 business days after receipt of your payment, we ship the item through hongkong Air mail or China Post. We Ship to Worldwide, but Italy, Nigeria, Brazil will take long delivery time .
Before buying, Please make sure your address is correct. Or not, please correct it before payment
Ship to worldwide from Hong Kong within 12-24 hours after payment completed received, and will give you the tracking number asap. sometimes we will send it by flat post air mail if just one low price order.Hope you understand.
we advise shipping by DHL or EMS,and we have gave a discount for you,you can received it in 4-9 business days.
it takes about 15-30days usually if shipping by CHina/Hong Kong post air mail
Payment
We ONLY accept payment by Paypal.
All payments must be received within 7 working days after auction has ended. Non-paying bidders will be reported to ebay.
Feedback
If you have any questions or comments about our products or policies, please contact us by emails with your purchased item number.
You also can contact us by leaving us an eBay message,we will be responded within 24hours.
Customer satisfactory is most important to us. If you have a problem or question regarding your transaction please contact us before leaving any type of feedback.
Negative feedback does not solve anything. We are always willing to work things out, thank you!
Return Policy
Refunds are only offered for defective products reported within 7 days upon receipt
Buyers need to return the defective item for the replacement at his own cost. Item must be returned by registered airmail to our requested address.
We do our best to serve each and every customer the best we can.
if you need more items,we can provide you a wholesales price,you can contact us by message or email.