FPGA cores

These logic cores were developed by Harmon Instruments primarily for use in the VNA product line, but are being made available for other uses.

PCI Express FIFO interface

The Harmon Instruments PCI Express FIFO interface allows simple data transfer between a FIFO in an FPGA and a PC. This core also includes a kernel module for Linux allowing user programs to access the other end of the FIFO.


rectangular to polar coming soon.

Sine and cosine generator

A small fast generator of sine and cosine using a lookup table and interpolation.


The Harmon Instruments FPGA cores are licensed with the GPLv3. A commercial license may be negotiated upon request. For information, contact sales (at) harmoninstruments.com.