Connect this to your computer and see every code pattern from any infra-red device.

Runs IN DOS (3.3 or later) on any 386 or later computer.
The computer reads a value every 15 microseconds.
The total sample time is about 2 seconds.
Sampled data can be saved to Disk.
You can 'ZOOM' in on any 8 millisecond segment of the data.