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Usdx Usdr Hf Qrp Sdr Transceiver Ssb/Cw Transceiver 8-Band 5W Dsp Sdr With Mic

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Usdx Usdr Hf Qrp Sdr Transceiver Ssb/Cw Transceiver 8-Band 5W Dsp Sdr With Mic

Features: * Brand new and high quality * Made of high quality materials, durable * USDR/uSDX is a pocket-sized 8-band SSB/CW QRP transceiver. Designed with built-in lithium battery, built-in microphone, PTT button and extremely low RX current consumption, it is a great companion for SOTA, POTA or any other portable activities. * This …

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Features: * Brand new and high quality * Made of high quality materials, durable * USDR/uSDX is a pocket-sized 8-band SSB/CW QRP transceiver. Designed with built-in lithium battery, built-in microphone, PTT button and extremely low RX current consumption, it is a great companion for SOTA, POTA or any other portable activities. * This QRP SSB/CW shortwave transceiver has a 1602 screen, built-in battery, charger, built-in microphone and speaker. It can be connected to an automatic button. CW decoding is also possible. * Use durable IRF series launch tube * Can be used to connect antenna (instrument base) * Aluminum shell marking, all-aluminum buttons, with translucent silicone buttons * The original transformer QCX circuit is greatly simplified, and the installation components are reduced by 50%. No complicated windings. There is no wiring procedure. Most cost effective and easy to construct function list: - Eer e-level drives SSB transmitter level - 13.8v power supply about 10w ssb pep output - Full mode support: usb, lsb, cw, am and fm-dsp - Filter: 4000, 2500, 1700, 500, 200, 100, 50hz passband - DSP functions: automatic gain control (AGC), noise reduction (NR), voice trigger, voice trigger xmit, attenuator rx (att), tx noise gate, tx drive control, volume control and dbm/s-meter - Ssb reverse sideband/carrier suppression transmit: better than -45dbc, imd3 (dual tone) -33dbc; receive: better than -50dbc - Supports multiple frequency bands. Continuously adjustable within the frequency range of 160m-10m (loss of 20khz performance)..99mhz - Open source firmware, built-in IDE; allows experiments, new features can be added, contributions can be shared through github, software complexity: 2000 lines of co de - V-based software for fast and complete rog ue operation (qsk and half-qsk), or assisted execution in digital mode (without cat or ptt interface) for rx/tx switching, with tx/pa delay control external ptt output - simple installation and modification, 8 component changes and 8 lines - Lightweight, low-cost transceiver: thanks to high power efficiency (no need for huge heat sinks) and simple design (no need for complex balancing of linear power) - SSB transmitter phase is fully digital and software based: control the phase of the si5351 PLL (via small i2c frequency changes over 800kbit/s) and the amplitude of the PA (via pwm to pwm) to test the microphone input and reconstruct the SSB signal. Key shaping circuit PA) - Fully digital and software-based SDR receiver stage (optional): I/Q signals (complex) are sampled from a quadrature sampling detector digital mixer, where a 90-degree phase shift (Hilbert transform) is performed in software and by adding and removing sidebands - Three switchable analog controls for front receiver - 0db, -13db, -20db, -33db, -53db, -60db and -73db - MDS receiver noise level: -135dbm (200hz bw) at 28mhz - Front receiver selectivity: steep frequency adjustment - 45db/decade roll-off +/- 2khz - Blocking dynamic range: 123db at 20khz offset, 78db at 2khz offset - CW decoder, direct/iamb-a/b keyed-Vfo a/b + rit and crossover, via i2c-Cat support (TS480 subset) switching corresponding relays with filters, audio can be transmitted via CAT Streaming, keystrokes, and text display Interface introduction: - Charging: Built-in lithium battery charging port, only use the included charger! Do not use chargers from other manufacturers - close. Bat: Built-in battery powered. 13.8: External power supply - DC13.8v/3a: external power interface - Button: automatic key body connection (a, b, single button) - Pa: external power supply, ptt signal -Microphone: e

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Features: * Brand new and high quality * Made of high quality materials, durable * USDR/uSDX is a pocket-sized 8-band SSB/CW QRP transceiver. Designed with built-in lithium battery, built-in microphone, PTT button and extremely low RX current consumption, it is a great companion for SOTA, POTA or any other portable activities. * This QRP SSB/CW shortwave transceiver has a 1602 screen, built-in battery, charger, built-in microphone and speaker. It can be connected to an automatic button. CW decoding is also possible. * Use durable IRF series launch tube * Can be used to connect antenna (instrument base) * Aluminum shell marking, all-aluminum buttons, with translucent silicone buttons * The original transformer QCX circuit is greatly simplified, and the installation components are reduced by 50%. No complicated windings. There is no wiring procedure. Most cost effective and easy to construct function list: - Eer e-level drives SSB transmitter level - 13.8v power supply about 10w ssb pep output - Full mode support: usb, lsb, cw, am and fm-dsp - Filter: 4000, 2500, 1700, 500, 200, 100, 50hz passband - DSP functions: automatic gain control (AGC), noise reduction (NR), voice trigger, voice trigger xmit, attenuator rx (att), tx noise gate, tx drive control, volume control and dbm/s-meter - Ssb reverse sideband/carrier suppression transmit: better than -45dbc, imd3 (dual tone) -33dbc; receive: better than -50dbc - Supports multiple frequency bands. Continuously adjustable within the frequency range of 160m-10m (loss of 20khz performance)..99mhz - Open source firmware, built-in IDE; allows experiments, new features can be added, contributions can be shared through github, software complexity: 2000 lines of co de - V-based software for fast and complete rog ue operation (qsk and half-qsk), or assisted execution in digital mode (without cat or ptt interface) for rx/tx switching, with tx/pa delay control external ptt output - simple installation and modification, 8 component changes and 8 lines - Lightweight, low-cost transceiver: thanks to high power efficiency (no need for huge heat sinks) and simple design (no need for complex balancing of linear power) - SSB transmitter phase is fully digital and software based: control the phase of the si5351 PLL (via small i2c frequency changes over 800kbit/s) and the amplitude of the PA (via pwm to pwm) to test the microphone input and reconstruct the SSB signal. Key shaping circuit PA) - Fully digital and software-based SDR receiver stage (optional): I/Q signals (complex) are sampled from a quadrature sampling detector digital mixer, where a 90-degree phase shift (Hilbert transform) is performed in software and by adding and removing sidebands - Three switchable analog controls for front receiver - 0db, -13db, -20db, -33db, -53db, -60db and -73db - MDS receiver noise level: -135dbm (200hz bw) at 28mhz - Front receiver selectivity: steep frequency adjustment - 45db/decade roll-off +/- 2khz - Blocking dynamic range: 123db at 20khz offset, 78db at 2khz offset - CW decoder, direct/iamb-a/b keyed-Vfo a/b + rit and crossover, via i2c-Cat support (TS480 subset) switching corresponding relays with filters, audio can be transmitted via CAT Streaming, keystrokes, and text display Interface introduction: - Charging: Built-in lithium battery charging port, only use the included charger! Do not use chargers from other manufacturers - close. Bat: Built-in battery powered. 13.8: External power supply - DC13.8v/3a: external power interface - Button: automatic key body connection (a, b, single button) - Pa: external power supply, ptt signal -Microphone: e