《 Transducer 》B組實驗器材照片
Type (Panametrics)
Frequency (MHz)/Radius (")
focal depth(")
serial no
V155
5.0/0.5
283079
V310
5.0/0.25
263690
V312
10/0.25
260409
V320
7.5/0.5
262892
V358
50/0.25
261485
V383
3.5/0.37
262139
V304
2.25/1.0
2.8
250477
V308
5.0/0.75
2.8
248263
V312-N-SU
10/0.25
0.5
308919
V320
7.5/0.5
1
310002
V321
7.5/0.75
1.37
267015
V324
25/0.25
0.5
308787
V381
3.5/0.75
2.75
266735
V381
3.5/7.5
2.8
294615
PI50-2
50/0.25
0.5
200233