Device Size Type Origin
- Contact Length 2 Millimeter (78)
- Spacing 5 Millimeter (55)
- Main Tube Length 36 Centimeter (30)
- Recording Depth 37 Millimeter (28)
- Recording Depth 17 Millimeter (26)
- Main Tube Length 32 Centimeter (13)
- Spacing 3 Millimeter (12)
- Main Tube Length 35 Centimeter (11)
- Recording Depth 27 Millimeter (8)
- Recording Depth 47 Millimeter (7)
- Main Tube Length 27 Centimeter (6)
- Main Tube Length 60 Centimeter (5)
- Spacing 1.5 Millimeter (4)
- Contact Length 5 Millimeter (2)
- Main Tube Length 20 Centimeter (2)
- Main Tube Length 213 Centimeter (2)
- Main Tube Length 30.5 Centimeter (2)
- Main Tube Length 35.5 Centimeter (2)
- Main Tube Length 67 Centimeter (2)
- Recording Depth 32 Millimeter (2)
- Spacing 15 Millimeter (2)
- Spacing 7 Millimeter (2)
- Spacing 9 Millimeter (2)
- Main Tube Length 22 Centimeter (1)
- Recording Depth 12.5 Millimeter (1)
- Recording Depth 26.5 Millimeter (1)
- Recording Depth 35 Millimeter (1)
- Recording Depth 40.5 Millimeter (1)
- Recording Depth 47.5 Millimeter (1)
- Recording Depth 54.5 Millimeter (1)
- Recording Depth 77 Millimeter (1)
- Spacing 8 Millimeter (1)