roWaves Technologies

Certified Company ISO 9001-2008

JUMA RX-1 receiver 80m/40m, DDS, SSB/CW v.3

New version V.3:
JUMA RX-1 DCR receiver, CW/SSB, with continuous tuning from 100KHz to 8MHz, SMT technology. LO is implemented with AD9833 DDS. Display function, DDS control and other functions (eg S-meter, MUTE function, voltmeter display) are implemented on a 2X16CH alphanumeric LCD, with backlight, using a PIC16F819 (from 16F8xx series). AGC and SSB filter (2.5KHz LPF) implemented. Low battery sound alarm. This product is copyrighted to www.jumaradio.com (OH7SV & OH2NLT).
General specifications:
– sensitivity: 0.22µV (-120dBm)
– DDS digital synthesis with AD9833
– LCD display & control: PIC16F819 microprocessor- audio level: 730mW
– HF bands possible to receive: 160m/80m/60m/40m (filters only for 80m&40m, continuos tunning from 100KHz to 8MHz)
– frequency selection in 10Hz, 100Hz, 1KHz, 10KHz, 100KHz, 1MHz steps
– display resolution: 10Hz on 6-character display
– SSB / CW modes, 300Hz… 2.5KHz filters
– 2 X 16CH LCD with backlight
– S-meter on LCD display (24 divisions)
– anti-slip transparent rubber feets
– a new and improved look (each unit has its own serial no. on back-panel, ver. no etc.)

RX-1 can be pre-ordered now. New lot of approx. 10 units – starting delivery on est. 15th of April. 2022
Price :

378,45 lei (excl. VAT)

5 în stoc

ParametersSymbolValueUnitsConditions
Freq. domainFo100 ÷ 7100KHz
HF bandB80/40m
Modulation type (Rx)MDSB/SSB (A3E/J3E), CW (A1A/A2A)-
SensitivityS0.22uV(-120dBm)
Dynamic rangeD-12dBm160mVp-p
IP3IP323dBm
Max. antenna levelSmax.+20dBm
Display resolutionRes.10Hz
Freq. stepsFstep0.01/0.1/100KHz
Filter BWFbw300-2500HzSSB/CW
Display typeLCD16X2CH
Audio levelPAF730mW
Supply voltage rangeVcc9-15Vdc
Current consumptionRx cur.50
200
mA
mA
normal vol. level
max. vol. level
Tune mode-DDS...with encoder
Headphones connector-3.5mmfemale connector
Audio level-with potențiometer--
Antenna connectorBNC-BNC

Calibration video of the JUMA RX-1 receiver, uploaded on our newest YoutTube channel: QRPwithMe (please subscribe so you get the latest material we publish there 👍):

Reception test video with Juma RX-1:

 

Informații suplimentare

Greutate 200 g
Dimensiuni 15 × 8 × 5 cm

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