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Microcassette player worm-drive gearmotor detailed data
All the data that's fit to print



Manufacturer
Unknown

Source
Microcassette drive assembly (available from Solarbotics and surplus houses)

Comments
A small, efficient, but extremely fast gearmotor.

10 lines / cm Microcassette motor thumbnail

This page presents all the data from my testing of a single example of a worm-drive gearmotor often found in microcassette drive assemblies (available from a number of places for a few dollars each). The test procedure I used is described elsewhere.

Voltage

No-load Current (mA)

No-load Speed (deg/sec)

Efficiency (deg / mW-sec)

0.2
43.2

 

 

0.185
29.2
47.82
8.85
0.498
27.4
248.45
18.21
1.005
32.8
627.72
19.04
1.495
35.2
970.99
18.45
2.015
38.2
1340.76
17.42
3.032
43.7
2063.96
15.58

Microcassette motor current plot

 Microcassette motor speed plot

 Microcassette motor efficiency plot


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Page author: Eric Seale
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