Various information about tape recording.
>Measurements of 53 heads from different "3-head" cassette decks.
>Measurements of 29 R/P heads from different "2-head" cassette decks.
>Page with pictures of various tape head gaps under a microscope.
>Measurements of HD3 v Level for 104 different cassettes.
Measured REC/PB frequency responses of different cassette decks.
Measured playback-only frequency responses of different cassette decks using STL test tape.
How to use AudioTester program
for the azimuth adjustment in a tape recorder.
SONY WM-R202 photos
Revox B-215 mechanism photos
Akai CS-M02 photos
Sony TC-K870ES mechanism photos
Sony TC-229SD photos
Sony TC-765 photos
Aiwa XK-S7000 mechanism photos