This is a "duophonic" stereo remix from the original mono track, with additional echo and reverb.

Instead, the heads moved, each time the end of the tape came past, for a total of four mono tracks per tape.

But they feature two separate mono tracks on one record and are playable by means of a tandem arm kitted out with two cartridges.

The mono tracks appear only on the CD version of the album.

The mono tracks were treated with "phoney stereo" in the original stereo version.

This release included four additional mono tracks.

The original mono tracks on this release are out of sync.

Note that talk-only podcasts can be mixed down to a single mono track, since stereo sound isn't really necessary.

A device could have a single mono track, dual two track or 4 track.

This mono track, the load-carrying wheel are run while one big iron wheel at other side to balance it and to keep the train upright.