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USB SDR Receiver
QRP SDR HF Transceiver
Headless Amateur Receiver

General

HAM bands 11m (CB)  6m  2m  1.25m  70cm  33cm  23cm  10m  4m  160m  80m  60m  40m  30m (WARC)  20m  17m (WARC)  15m  12m (WARC)  11m (CB)  10m  ?
Freq. stability 0.5 p.p.m. TCXO ± 1.5 p.p.m. ± 0.5 p.p.m. with optional TCXO ±0.5 p.p.m. @ -30 to +85°C (-22 to +185°F)
Tuning steps ? 1 Hz Software dependent

Receiver

RX-range 25-1750 MHz
100 kHz-25 MHz optional
1.8-30 MHz 0.001-2000 MHz
Modulations All mode   AM   FM   CW   USB   LSB   DV   Multiple (Software defined)  
Sensitivity ≥ Phase noise @1kHz offset: -138dBc/Hz
≥ Phase noise @10kHz: -150dBc/Hz
≥ Phase noise @100kHz: -152dBc/Hz
≥ -115 dBm / 0.11~0.89 μV ?
Selectivity ? SSB 2.3 kHz (-6 dB)
CW 500 Hz (-6 dB)
?
Filters ? ? ?
Receiver system SDR, R820T2 tuner IC SDR SDR
IF-freqs. ? ? ?
Image rejection ? ? ?
Audio output ? 8 ohm, 0.5 W ?

Transmitter

TX-range - 160-10 m ?
Modulations - FM   CW   USB   LSB   DV   -
RF-output ? 5-15 W ?

Connections

Antenna MCX BNC BNC + SMA
Impedance ? 50Ω 50Ω
Other - - -

Electrical

Power req. 5 V DC, USB 9-15 V DC 5 V DC (USB-C
Current RX ? 450 mA < 600 mA
TX - 3 A max ?

Physical

Manufactured Between 2017 and 20xx Between 2017 and 20xx in China Between 2024 and 20xx in Great Britain
Dimensions 24 × 8 × 21 mm
(0.94 × 0.31 × 0.83 in)
215 × 74 × 62 mm
(8.46 × 2.91 × 2.44 in)
200 × 40 × 105 mm
(7.87 × 1.57 × 4.13 in)
Weight ? 613 gr (1.4 lbs) 800 gr (1.8 lbs)
Form factor Dongle Mobile Headless

Other features

Memories ? ? ?
Usage Amateur / Ham radio operators Amateur / Ham radio operators Amateur / Ham radio operators
Features ? Spectrum waterfall display
Noise Reduction
Automatic notch filter
SWR-meter
Supply voltage meter
AF-meter
?
Accessories ? ? ?
MPN NOOELEC-NESDR-NANO-000002+ RISEN-RS-000918SSB SDRPLAY-NRSP-ST