Origin	China
Model Number	C311
Brand Name	Aidu

Offer High Resolution Seismograph(sesimograph,seismic method,seismic refraction,shallow seismic reflection,subbottom profiling, seimic technology,seismic reflection method,seismic interpretation,vertical seismic profiling,seismic prospecting,geophone,cross-hole seismic testing,seismic instrument,seismic tomography,petroleum and mineral prospecting)

Applications      
REFRACTION OR REFLECTION EXPLORATION 
Partitioning bedrock and overburden
Morphological distribution investigation
Earlier investigation of water conservancy and engineering site
Hydropower station engineering surveys
SURFACE WAVE SURVEY
Overburden stratification investigation
Weathering zone investigation
Cavity and geology body surveys
Roadbed , dyke and side slope
HIGH DENSITY SEISMIC IMAGE   
surveysGround, roadbed cavity surveys and karst cave exploration
MICROSEISM SURVEYS      
Vibration monitoring of high-rise buildings and bridges 
Earthquake safety appraisal
PILE FOUNDATION MEASURING  
Bridge pier and building pile foundation measuring
URBAN AREA BLAST MONITORING AND SHEAR

WAVE SURVEYS   
Measuring the parameters of rock mass 
Specifications
Preamplifier Gains: 64 times (36dB), 16times (24dB), 4times (12dB), 1time and some ranks available.
Dynamic range superior to 144dB;
A/D converter: 24 bits
Stacking-signal amplify: 32 bits
Filter: auto-traces followed by sampling rates, and degree of steep superior to 75dB
Frequency-belt: 0.1 to  5000kHz
Full belt noisy less than 1μν;
Phase consistency: superior to 0.01ms

More details pls contact Miss Eva to eva2000aidu(at)gmail.com.
Shanghai Aidu Industrial Co. Ltd.
Website: http://www.resistivity-prospecting.com
Address:No.88, North Caoxi Road,Xuhui District,Shanghai,China
E-mail: eva2000aidu(at)gmail.com
Skype: Jackie_cf0130
MSN: aidush2008(at)hotmail.com
Mobile: 0086-15000236609