Difference between revisions of "QCX+ Radio"
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* IQ Radio - Direct Conversion | * IQ Radio - Direct Conversion | ||
** Quadrature Sampling - Tayloe Detector | ** Quadrature Sampling - Tayloe Detector | ||
| − | |||
| − | |||
* ATMega32 controller (like Arduino but not the Arduino IDE) | * ATMega32 controller (like Arduino but not the Arduino IDE) | ||
** Proprietary [https://www.qrp-labs.com/qcx/qcxfirmware.html ATMEGA328 Firmware] | ** Proprietary [https://www.qrp-labs.com/qcx/qcxfirmware.html ATMEGA328 Firmware] | ||
| Line 17: | Line 15: | ||
* Professional quality double-sided, through-hole plated, silk-screen printed PCBs | * Professional quality double-sided, through-hole plated, silk-screen printed PCBs | ||
* Choice of single band, 80, 60, 40, 30, 20 or 17m | * Choice of single band, 80, 60, 40, 30, 20 or 17m | ||
| + | ** I built 40 Meters | ||
* Approximately 3-5W CW output (depending on supply voltage) | * Approximately 3-5W CW output (depending on supply voltage) | ||
* 7-16V recommended supply voltage | * 7-16V recommended supply voltage | ||
Revision as of 13:35, 10 October 2021
Features
- QCX+ 5W Single Band CW transceiver kit - QRP Labs
- IQ Radio - Direct Conversion
- Quadrature Sampling - Tayloe Detector
- ATMega32 controller (like Arduino but not the Arduino IDE)
- Proprietary ATMEGA328 Firmware
- 2 x 3-pin standard AVR header for In-Circuit-Programming on the board
- Easy to build, spacious 13 x 10cm main board, separate front panel board with all controls board-mounted
- Professional quality double-sided, through-hole plated, silk-screen printed PCBs
- Choice of single band, 80, 60, 40, 30, 20 or 17m
- I built 40 Meters
- Approximately 3-5W CW output (depending on supply voltage)
- 7-16V recommended supply voltage
- Class E power amplifier, transistors are bolted to the PCB as a heatsink, though heat dissipation is minimal
- 7-element Low Pass Filter ensures regulatory compliance
- CW envelope shaping to remove key clicks
- High performance receiver with at least 50dB of unwanted sideband cancellation
- 200Hz CW filter with no ringing
- Si5351A Synthesized VFO with rotary encoder tuning
- 16 x 2 blue backlight LCD screen
- Iambic keyer or straight key option included in the firmware
- Simple Digital Signal Processing assisted CW decoder, displayed real-time on-screen
- On-screen S-meter
- Full or semi QSK operation using fast solid-state transmit/receive switching
- Frequency presets, VFO A/B Split operation, RIT, configurable CW Offset
- Configurable sidetone frequency and volume
- Connectors: 2.1mm power barrel connector, 3.5mm keyer jack, 3.5mm stereo earphone jack, 3.5mm stereo jack for PTT, 3.5mm stereo jack for CAT control, BNC RF output
- Built-in test signal generator and alignment tools to complete simple set-up adjustments
- Built-in test equipment: voltmeter, RF power meter, frequency counter, signal generator
- Beacon mode, supporting automatic CW or WSPR operation
- GPS interface for reference frequency calibration and time-keeping (for WSPR beacon)
- CAT control serial data interface
- 38400 baud serial port
- Optional 50W PA kit
- Optional Enclosure
- Optional TCXO module
- Optional Dev kit
Enclosure
Videos
QRP Labs
NA5Y Series
- Built by function
