Compression
Sonatest have three different offerings in single and dual "straight beam" transducers - Contact, Twin Crystal and Delay Line.
![Compression](https://sonatest.com/application/files/thumbnails/blog_entry_thumbnail/7916/9572/2329/shm.jpg)
Sonatest have three different offerings in single and dual "straight beam" transducers - Contact, Twin Crystal and Delay Line.