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Last modified 2022-03-21

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Radioddity QR20

A picture of Radioddity QR20

SPECIFICATIONS

GENERAL
Type:Amateur HF/VHF/UHF transceiver
Frequency range: TX: 160 m to 70 cm in 14 bands
1.8-2.0 MHz
3.5-3.9 MHz
5.3515-5.3665 MHz
7.0-7.2 MHz
10-1-10.15 MHz
14.0-14.35 MHz
18.068-18.168 MHz
21.0-21.45 MHz
24.89-24.99 MHz
28.0-29.7 MHz
50-54 MHz
70.?-70.? MHz
134-170 MHz
400-450 MHz

RX: 0.1-2000 MHz

Please note that the TX frequency range may vary according to region
Tuning steps:1 Hz
Frequency stability:0.5 ppm @ -10 to +60C (14 to 140F)
Mode:AM / FM / WFM / SSB / CW / RTTY (DMR option)
Channels / memory management:99 regular
Repeater shift / offset:No dedicated. Use VFO A/B split
Power supply:5-32 VDC
Current drain / power consumption:RX: 250-500 mA @ 13.8 VDC
TX: Max 6 A @ 13.8 VDC
Antenna impedance / connector:50 ohm / SO-239
Dimensions (W*H*D):120*45*170 mm (4.72*1.77*6.69")
Weight:2 Kg (4.41 lb)
Other features: 1.8" color LCD. Spectrum and waterfall display. Auto-ATU (HF/6 m). IQ output.
Built-in 3.5 Ah battery. USB-C connector for battery charging and computer
connection. Built-in keyer. Clock. Voltmeter. PC and smartphone control.
Built-in soundcard. Bluetooth. SWR scanner. CTCSS/PL. VOX. DSP functions.




RECEIVER SECTION
Receiver system: Double conversion superheterodyne with SDR technology
1st IF: ? MHz
2nd IF: ? KHz
Sensitivity: AM (BW: 6 KHz, 10 dB S/N)
0.3-1.8 MHz: 15 uV
1.8-54 MHz: 2 uV
144-146 MHz: 2 uV
430-440 MHz: 2 uV
FM (BW: 15 KHz, 12 dB S/N)
28.0-29.7 MHz: 0.5 uV
50-54 MHz: 0.25 uV
144-146 MHz: 0.3 uV
430-440 MHz: 0.5 uV
SSB/CW (BW: 2.4 KHz, 10 dB S/N)
1.8-54 MHz: 0.18 uV
144-146 MHz: 0.25 uV
430-440 MHz: 0.25 uV
Selectivity:
Image rejection:80 dB
AF output power / speaker:2 W at 10% distortion / 4 ohm
External speaker connector:3.5 mm




TRANSMITTER SECTION
RF output power:

AMFMSSBCW
HF/6 m:1-5 W1-20 W1-20 W0.1-20 W
2 m:
0.5-10 W0.5-10 W0.5-10 W
70 cm:
0.5-5 W0.5-5 W0.5-5 W
Modulation system:
FM deviation (Factory set):? KHz
Spurious emissions: HF/6 m: Better than -50 dB
2 m/70 cm: Better than -60 dB
Microphone impedance / connector:? ohm / ?-conductor (3.5 mm)
Microphone input level:? mV




MISCELLANEOUS
Manufactured:China (By Guohe Electronics), 2021-202x
Additional info:New price 2022 from Radioddity website: $699.00
Related documents:User manual v2021-05-27 (20.1 MB)
Modifications and fixes:
Reviews:
Options / Accessories:
?
?
?
GPS unit
Digital compass
DMR option
A rear picture of Radioddity QR20