Q900 SDR Transceiver

Q900 we introduced an ultra portable full range full mode SDR radio, we have developed the HAM-BOX phone APP mobile phone can easily control the radio and play, Make the radio operation more convenient and fast, the radio adopts a full keyboard design, built-in Bluetooth module, sound card module and communication serial port module.

We fully support the currently popular radio control software and logging software to give you more playable space. We have been working hard.

Q900 SDR Transceiver

Q900 SDR Transceiver

Q900 SDR Transceiver Features

1. Real-time spectrum.
2. Waterfall chart.
3. Doppler frequency tracking.
4, using software-defined radio technology (SDR), full-band support SSB, CW, RTTY, AM, FM.
5. Double frequency conversion circuit structure.
6. IF width and IF shift hardware and software can be modified to provide powerful IF interference suppression.
7. DSP digital noise reduction. 8. Built-in 160-6 meters high-speed automatic antenna tuner.
9. Built-in electronic key controller, all parameters can be set flexibly.
10. Built-in sound card with IQ and audio output.
11. Built-in FLASH memory.
12. USB TYPEC3.1 interface for power supply and computer connection.
13. Dual antenna interface (HF / 50MHZ, 144MHZ / 430MHZ).
14. High precision TXCO ± 0.5ppm (-10-60 ℃).
15. Ultra-wide working voltage range: 5-32VDC.
16. Built-in GPS / BeiDou, GSM, electronic compass (acceleration, angle sensor) (optional).
17. GPS time service (requires optional GPS module).
18. Built-in UTC clock. 19. Voltage display.
20. Unique LORA data transmission (requires optional LORA module).
21. Ultra-light weight: ≤1KG.


standard FM module

Bluetooth module

Bluetooth hand microphone

built-in sound card

built-in automatic antenna tuner

built-in memory optional GPS module LORA module electronic compass module the microphone cable


transmitter parameters emission SDR architecture

transmission mode SSB, CW, RTTY, AM, FM

Frequency resolution 1HZ
Transmission frequency range 1.800—2.000,
7.000— 7.200,
18.068— 18.168,
28—29.7 , 50—54,
144— 146,430—440MHZ

Output power

  • HF + 6m: SSB: (1-30W),
    CW: (1-15W),
    FM ( 1-15W ),
    AM: (1-5W)
    VHF: SSB / CW / FM (0.5-5W)
    UHF: SSB / CW / FM (0.5-5W)

Power TX: 13.8V-5A RX: 13.8V-0.22A typical value, 0.3A (highest brightness, audio peak)

Carrier suppression <50db

spurious suppression

  • 1.8-54MHZ: ≥50db
  • 144-146MHZ: ≥60db
  • 430-440MHZ: ≥60db

number of channels 999 channel

receiver parameters
received SDR architecture
reception mode SSB, CW, RTTY, AM,   FM
reception frequency range 300KHZ—500MHZ *
intermediate frequency 20KHZ
sensitivity * SSB / CW: (BW: 2.4kHz @ 10dB S / N)
0.18uV (1.8-54MHZ), 0.25uV (144-146MHZ), 0.25uV (430-440MHZ)
AM: (BW : 6kHz @ 10dB S / N)
15uV (0.3-1.8MHZ), 2uV (1.8-54MHZ), 2uV (144-146MHZ), 2uV (430-440MHZ)
FM: (BW: 15kHz @ 12dB S / N)
0.5uV (28.0-29.7MHZ), 0.25uV (50-54MHZ), 0.3uV (144-500MHZ), 0.5uV (430-440MHZ)
intermediate frequency suppression ≥70db

image suppression   ≥80db
audio output power 2W   (10% distortion rate, 8Ω Load, 3KHZ)

Antenna tuner parameters
Tuning frequency range 1.8—54MHZ
Tuning impedance range 16.7Ω–150Ω Unbalanced (standing wave ratio is better than 1: 3)
Tuning accuracy VSWR: 1: 1.5 or less
Tuning time 2-5S (whole section 10S)
tuning mode automatic / manual

spectral parameters
the spectral bandwidth of 48K
radio frequency spectrum FFT
structural parameters
(excluding projections) size 170X120X45mm
weight <1KG

operating voltage parameters
5-32V range of the received voltage range,
5- 12V transmit power limit,
12-18V full power output,
18-32V transmit power limit.

Antenna interface
antenna interface TNC / BNT / M (optional)

Note *: to be calibrated, the final interpretation of all manufacturers.


To order in China Price: ¥ 2680.00  – USD 344,94

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