http://www.sdr-cube.com/major features:
standalone sdr transceiver ... no pc, portable, compact
self-contained single band ... based on the i/q rf front end
softrock-compatible ... designed to interface with sr v6.3 rxtx, etc.
low power ... 90ma (cube), plus 100 ma (softrock rx) or 300 ma (software tx
add-on rf amp & attenuator ... good control of incoming rf, optimize some sr features.
quadrature sampling clocking options ... dds, si570, or i2c to target softrock
built-in keyer ... 1-50 wpm, iambic a, b, or straight key
popular hf modes ... ssb, cw, am, digital (with special interface to nue-psk)
special interface to nue-psk modem ... digital interface provides best quality
graphic lcd display ... provides clear indications of the many status and options
bandscope ... provides +/- 4 khz spectrum visibility for rx, signal monitor for tx
audio filtering ... low corner 200hz, high corners 700, 1500, 2400 or 3600hz
audio output ... headphones or amplified speaker, binaural audio
beeper ... user interface clicks, code practice oscillator, and more
frequency agility ... fast/med/slo tune, dual vfos, memories, rit/xit
menus ... calibration, all settings, system gain, sidetone frequency, etc
software upgradeable ... bootloader enables user to load new software versions
open source & hardware
videos:
we have have a number of short videos overviewing and demonstrating the sdr cube in action. hope you find these helpful in seeing the current prototype in action ...
the video segments include:
- overview
- tuning a cw station (two clips)
- tuning ssb stations
- cw qso with yl2qt
- tuning an rtty station
