fall inside a hole

Eight track tapes

The eight-track tape was the first and only widely-successful consumer cartridge-tape format (and, arguable, the first truly successful consumer tape format in general, certainly reaching more listeners than open reel or the cassette had before it), in large part because its simple operation and lineage in industrial and automobile use made it the first portable music format fit for car players, home recorders, and battery-powered carryables - the eight track tape, like no format before, allowed for

History
a history of the endless-loop tape cartridge
Cartridges
tapes from different bands, cartridge styles and disassembly and repair techniques
Machines players, recorders, and more
Why I like 8 tracks
the things I find interesting about eight track tapes and other obsolete endless loop tape
Oddities
odd players, cartridges, and accessories

Similar endless loop tapes

Stereo four tracks and Fidelipac a similar automotive-focused consumer music format with four tracks instead of eight, based on the industrial-use Fidelipac
PlayTape mid 1960s two-track cartridge originally aimed at the general market and later at children, also used for some commercial applications
Hipac Japanese four-track system evolved from PlayTape