Device Size Type Origin
- Contact Length 2 Millimeter (358)
- Spacing 5 Millimeter (147)
- Main Tube Length 27 Centimeter (128)
- Main Tube Length 32 Centimeter (104)
- Spacing 3.5 Millimeter (71)
- Main Tube Length 36 Centimeter (55)
- Recording Depth 17 Millimeter (54)
- Recording Depth 37 Millimeter (53)
- Recording Depth 47 Millimeter (32)
- Main Tube Length 35 Centimeter (29)
- Spacing 10 Millimeter (24)
- Recording Depth 27 Millimeter (21)
- Recording Depth 33.5 Millimeter (19)
- Spacing 3 Millimeter (18)
- Spacing 1.5 Millimeter (17)
- Recording Depth 26.5 Millimeter (14)
- Spacing 4.5 Millimeter (13)
- Recording Depth 80 Millimeter (12)
- Recording Depth 54.5 Millimeter (11)
- Main Tube Length 60 Centimeter (10)
- Recording Depth 30 Millimeter (10)
- Recording Depth 40.5 Millimeter (10)
- Recording Depth 47.5 Millimeter (10)
- Recording Depth 72 Millimeter (9)
- Recording Depth 90 Millimeter (9)
- Spacing 7 Millimeter (9)
- Recording Depth 61.5 Millimeter (8)
- Recording Depth 68.5 Millimeter (8)
- Recording Depth 92 Millimeter (8)
- Spacing 3.97 Millimeter (8)
- Spacing 4.43 Millimeter (8)
- Main Tube Length 67 Centimeter (6)
- Contact Length 1.3 Millimeter (4)
- Main Tube Length 20 Centimeter (4)
- Main Tube Length 30 Centimeter (4)