Reel to Reel Tape Run Time Per Pass in Minutes
TAPE SPEED |
1200
FEET |
1800
FEET |
2400
FEET |
3600
FEET |
1 7/8 |
128 |
192 |
256 |
384 |
3 3/4 |
64 |
96 |
128 |
192 |
7 1/2 |
32 |
48 |
64 |
96 |
15 |
16 |
24 |
32 |
48 |
Notes:
The lower the tape speed, the lower the quality of the recording.
Reel size is irrelevant.
For quarter track stereo, the most popular format, the total time
is doubled by flipping the tape over.