Difference between revisions of "QCX+ Radio"

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* [https://www.qrp-labs.com/images/qcxp/manual105.pdf Assembly manual for PCB Rev 3]
 
* [https://www.qrp-labs.com/images/qcxp/manual105.pdf Assembly manual for PCB Rev 3]
 
* [https://www.qrp-labs.com/qcx/qcxtrouble Troubleshooting Guide]
 
* [https://www.qrp-labs.com/qcx/qcxtrouble Troubleshooting Guide]
 +
( [https://www.qrp-labs.com/images/qcxp/firmware/1.07/OpMan107.pdf Operating Manual]
 
* 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]

Revision as of 13:31, 10 October 2021

QCX+ 20200621 011329-720px.jpg

Features

( Operating Manual

  • 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
  • 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

QCX+ 20200621 012756-720px.jpg

Videos

QRP Labs

NA5Y Series

  • Built by function