Three component geophone is kind of land cased geophone to perform HVSR,MASW and vibration analysis, with features of robust, light weight and convenient for field operation. One vertical and two horizontal high-precisions geophone sensors are properly coupled and mounted in a robust waterproof 3C case which equipped with 75mm steel spikes. 3C geophone string is widely adopted in underground water surveys, geological stratigraphy, landslide studies, pile foundation detecting, subsoil cavities detection, mining, archaeology, etc.

Three component geophone ranging from 4.5hz to 100hz are available. With KCK connector, KCL connector, 408 connector, Kooter connector, MP16 connector, Split spring connector or Mueller clip connector optional.
Detailed 3C Geophones selectable are as follows: 3C geophone string 4.5hz, 3C geophone string  5hz, 3C geophone string 8hz, 3C geophone string 10hz, 3C geophone string 14hz, 3C geophone string 28hz, 3C geophone string 40hz, 3C geophone string 60hz and 3C geophone string 100hz.

SM-6 B coil 4.5hz equivalent geophone(ST-4.5N), SM-4 equivalent geophones (ST-8N,ST-10N,ST-14N,ST-28N,ST-40N and ST-100N),SM-24 10hz equivalent geophone(ST-10PN), 20DX geophones(ST-20DX 8hz, ST-20DX 10hz,ST-20DX 14hz, ST-20DX 28hz, ST-20DX 40hz and ST-20DX 100hz), 32CT equivalent geophone(ST-32CT),SG10 equivalent geophone (ST-10PG) are also available.
 

Contact with us to get special discounts.