Receptor radio SDR cu frecvențe de la 100K la 149MHz, ideal pentru recepția semnalelor FM, MW, SSB, CW. Perfect pentru radioamatori și pasionați de tehnologie. Include procesare digitală a semnalului pentru o calitate superioară a sunetului.
Basic parameters:
Display technology:： 4.3-inch IPS 800x480 resolution DC dimming bright LCD
Control method： resistive touch screen + rotary encoder
Frequency range： 100k – 149MHz
Working mode： CW, AM, SSB single sideband (LSB/USB), WFM, FM broadcast stereo (requires earphones)
Step frequency： 1Hz/10Hz/100Hz/1kHz/10kHz/100kHz/1MHz/10MHz
Spectral bandwidth： 192kHz, 128kHz, 64kHz, FFT real-time spectrum display
Antenna interface： BNC male, impedance 50Ω, maximum input power -20dBm
Reference crystal： TCXO 26MHz ±0.5ppm
Audio interface： support ordinary 3.5mm earphone or CTIA (American Standard) interface earphone
Speaker power： maximum 3W, 4Ω multimedia speaker
Charging port： USB Type-C, 5.0V/2A
Current consumption： about 250mA 5V
Battery capacity： 5000mAh/3.7V, 18.5Wh
Use time： About 10-12 hours, depending on the volume and brightness settings of the machine
Channel saving： 99 channels can be preset, preset radio station name, station frequency and demodulation mode
Body size： 136 x 74 x 22mm (L x W x H) (without protrusions)
Body weight： about 310g (host only)

Receiver parameters
RF preamp gain: fixed 20dB
Circuit Type: Zero IF ZIF
Sideband suppression: ≥ 50dB


Test conditions: 50 ohm input impedance, preamp 20dB on, AGC on

Display control item list
Twelve items that can be selected by the encoder
1. Channel selection : 1-99
2. Frequency setting : 100k – 149MHz, minimum step 1Hz
3. Speaker volume(SPK) : 0~35dB, 1dB step
4. Earphone volume(EAR) : 0~35dB, 1dB step
5. Modulation : CW, LSB, USB, AM, WFM, STE(FM stereo), I/Q
6. AGC setting : OFF, SLOW, MID, FAST
7. Reference level(REF) : -99~99dB, 1dB step
8. Backlight brightness(LCD) : 1%~99%
9. IF GAIN : -12~67dB, 1dB step
10. Spectrum style settings : Green fill, Green line, Blue fill, White line
11. Spectrum bandwidth settings : RF spectrum (192kHz, 128kHz, 64kHz) and Audio spectrum (64kHz)
12. Waterfall area settings：Waterfall or Waveform (x1 / x8 / x64 amplitude)
Five items not selectable by the encoder
A. battery level display
B. date and time settings
C. radio information display: preset radio name capability
D. display of current spectrum bandwidth
E. (POWER) antenna port input power display