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4 Band QRP CW Transceiver
HF/VHF SDR Receiver

General

HAM bands 80m  40m  30m (WARC)  20m  6m  160m  80m  60m  40m  30m (WARC)  20m  17m (WARC)  15m  12m (WARC)  11m (CB)  2m  1.25m  10m  4m 
Freq. stability ? 0.5 p.p.m.
Tuning steps 10 / 100 Hz, 1 / 100 kHz 1 p.p.b.

Receiver

RX-range 3.2-16 MHz 0.005-31 / 60-260 MHz
Modulations CW   USB   All mode   Multiple (Software defined)  
Sensitivity ? 15 MHz: 0.022 µV (MDS @ 500 Hz BW)
64-118 MHz: 0.021 µV (MDS @ 500 Hz BW)
118-260 MHz: 0.02 µV (MDS @ 500 Hz BW)
Selectivity 4 crystal filter, 400Hz-3KHz continued adjustable ?
Filters ? Tracking RF filters
Receiver system ? Direct sampling SDR
IF-freqs. 400 Hz - 3 kHz ?
Image rejection ? 120 dB
Audio output 8ohm load about 0.1W -

Transmitter

TX-range 3.5-4 / 7.0-7.3 / 10.1-10.15 / 14.0-14.35 MHz
80 / 40 / 30 / 20 m
-
Modulations CW   All mode   Multiple (Software defined)  
RF-output 4-5 W @ 13.8 V ?

Connections

Antenna BNC SMA
Impedance ? 50Ω
Other - USB

Electrical

Power req. 11.1 V battery pack or 9-14 V DC 5 V DC (USB port)
Current RX 60 mA ?
TX 800 mA -

Physical

Manufactured Between 201x and 201x Between 2019 and 202x in China
Dimensions 132 × 85 × 35 mm
(5.20 × 3.35 × 1.38 in)
45 × 10 × 60 mm
(1.77 × 0.39 × 2.36 in)
Weight 380 gr (13.4 oz) ?
Form factor Handheld Headless

Other features

Memories 30 channels in 1 bank(s) ?
Usage Amateur / Ham radio operators Amateur / Ham radio operators
Features Auto key w/ adjustable speed Pre-selectors and Polyphase tracking filters
Accessories ? ?
MPN YOUKITS-HB-000001B AIRSPY-HF+-DISCOVERY