Device Size Type Origin
- Main Tube Length 27 Centimeter (98)
- Contact Length 2 Millimeter (87)
- Spacing 3.5 Millimeter (39)
- Contact Length 1.3 Millimeter (11)
- Spacing 3 Millimeter (10)
- Spacing 5 Millimeter (9)
- Recording Depth 33.5 Millimeter (5)
- Recording Depth 54.5 Millimeter (5)
- Recording Depth 80 Millimeter (5)
- Spacing 1.5 Millimeter (5)
- Spacing 3.97 Millimeter (5)
- Spacing 4.43 Millimeter (5)
- Recording Depth 26.5 Millimeter (4)
- Recording Depth 40.5 Millimeter (4)
- Recording Depth 47 Millimeter (4)
- Recording Depth 47.5 Millimeter (4)
- Recording Depth 61.5 Millimeter (4)
- Recording Depth 68.5 Millimeter (4)
- Recording Depth 85 Millimeter (4)
- Recording Depth 90 Millimeter (4)
- Spacing 2 Millimeter (4)
- Spacing 3.33 Millimeter (4)
- Recording Depth 100 Millimeter (3)
- Recording Depth 65 Millimeter (3)
- Spacing 1 Millimeter (3)
- Recording Depth 16.7 Millimeter (2)
- Recording Depth 19.5 Millimeter (2)
- Recording Depth 27 Millimeter (2)
- Recording Depth 29 Millimeter (2)
- Recording Depth 30 Millimeter (2)
- Recording Depth 37 Millimeter (2)
- Recording Depth 38 Millimeter (2)
- Recording Depth 41.3 Millimeter (2)
- Recording Depth 56 Millimeter (2)
- Recording Depth 57 Millimeter (2)