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Changes for page Seismometers

Last modified by robert on 2025/03/25 09:14
From version 31.1
edited by Jack Dent
on 2024/12/19 14:19
Change comment: There is no comment for this version
To version 30.1
edited by robert
on 2024/01/15 11:29
Change comment: There is no comment for this version

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8 8  
9 9  == Nanometrics ==
10 10  
11 -=== Trillium Compact 120 ===
11 +etc
12 12  
13 -=== Trillium Compact Posthole 120 ===
13 +=== Trillium Compact 120s ===
14 14  
15 -=== Trillium Compact 20 ===
15 +=== Trillium Compact Posthole 120s ===
16 16  
17 -=== Trillum Compact Horizon ===
17 +=== Trillium Compact 20s ===
18 18  
19 -=== ===
19 +etc
20 20  
21 +
21 21  = Short period sensors =
22 22  
23 23  Short period (SP) sensors have limited sensitivity to longer periods, but are otherwise perfectly suitable for earthquake or other high frequency analysis. They are generally defined as any instrument that begins to **lose sensitivity at periods larger that 10 seconds**. They tend to be smaller and more mechanically robust to broadband sensors.