Usdr Usdx + V2 Plus 8 Band SDR Full Mode HF SSB QRP High Frequency Transceiver, Spec: EU Plug

The Usdr Usdx + V2 Plus is a high-frequency transceiver designed for shortwave QRP SSB/CW communication. It features a compact design suitable for portable outdoor use.

• Function: Remove the headphones and the power button/microphone jack to the front panel
• Function: Move the keys to the bottom of the LCD screen
• Function: Upgrade built-in speakers
• Function: PCB reserves upgrade pads for DIY learning
• Function: Quick QRP CW frequency change
• Function: Support CW side volume adjustment
• Function: Support CW side tones
• Ultra-small size: 88x39x124mm
• Built-in 4000mAh lithium battery
• 1602n LCD screen
• Supports FT8, JS8, FT4 software control
• 8 tracks covering 80M/60m/40m/30M/20m/17M/15m/10m
• PCB layout designed for high-frequency circuit performance
• Supports both built-in battery and external 13.8V power supply
• High launch efficiency
• KDS high precision TCXO with frequency accuracy above 1ppm
• Frequency stability above 0.5ppm
• Rich interfaces: CAT, PTT out, mic/key, K-head mic
• All LPF components use 100V C0G/NP0 capacitors
• Low noise op-amp chips
• Built-in speaker with cavity
• BNC antenna interface
• Full mode support: USB, LSB, CW, AM, FM
• DSP filter: 4000, 2500, 1700, 500, 200, 100, 50 Hz passband
• DSP functions: AGC, NR, VOX, RX attenuator, TX noise gate, volume control
• Superior emission and receiver performance metrics
• Multi-band support with adjustable frequency range
• Open source firmware built using Arduino IDE
• Software-based SDR receiver level with I/Q signal sampling
• Three independent switchable analog pushers
• Receiver background noise MDS: -135 dBm at 28 MHz
• Receiver front-end selectivity: +/-2 kHz
• Blocking dynamic range: 20 kHz offset 123 dB, 2 kHz offset 78 dB
• CW decoder with direct/iambic-a/B keying
• VVFO A/B + RIT and split functionality
• CAT support with filter switch