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Twin Compression Transducers

Gemini & High Temperature (GEM)

Features  
     
Housed in an ergonomic case providing the user with fatigue free scanning.  
Flat front face allows close access to corners, weld caps and changes of section thickness.  
Suitable for use with most flaw detectors and wide band thickness meters.  
Available in three frequencies 2.0MHz, 4.0MHz and 5.0 MHz.  
Optional wear ring to increase useful life.  
Twin Compression Transducer

Frquency Spectrum and Signal Waveform

Frequent Applications

Useful for corrosion inspection, thickness measurement and locations of the defects near the surface. Pipes & vessels, plate, small bore pipe work, brazed joint inspection, bond testing on white metal bearings, aerospace applications.

Code Crystal
Diameter
(mm)
Frequency
(MHz)
Focal
Length*
(mm)
Pulse
Length*
(mm)
Bandwidth
(MHz)
Near
Surface
Resolution*
(mm)
GEM 2-10 2x4x8 2.25 15 7.0 0.9 2.0
GEM 4-10 10 4.0 15 4.2 1.3 1.5
GEM 5-10 2x4x8 5.0 15 3.3 2.0 1.0
GEM 5-10F 2x4x8 5.0 9 3.3 2.2 1.0
GEM HT²            

* = Equivalent distance in steel

² High Temperature models are available for use on surface temperatures up to 750ºF (400ºC).
A maximum of 5 seconds contact with 10 seconds water cooling

Dimensions Dimensions
Element
Diameter
A B C
10 mm 17 32 19
       
Available
Connectors:


Lemo 00 (Z)
Microdot (D)
Subvis (S)
 
View the Transducers Catalogue.

View the Transducers Catalogue.
 
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