This code base is originally derived from the Teensy Convolution SDR, copyright 
Frank Dziock DD4WH, substantially modified by the contributors listed below.
https://github.com/DD4WH/Teensy-ConvolutionSDR

Known contributors to the code:
* Bob Lance, Mustang
* Bob Lance, K2RRL
* Jack Purdum, W8TEE
* Al Peter, AC8GY
* Greg Raven, KF5N
* John Melton, GO0RX
* Jerry Kaidor, KF6VB
* WMXZ
* Frank Dziock, DD4WH
* Michael Wild
* David Martin, VK3KQT
* Joerg Uthoff, DB2OO
* Harry Brash, GM3RVL
* Tom Metty, AJ8X
