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Underwater Acoustic
..: Acoustic signal acquisition,
     recording and projection

   
  Hydrophone/Transducers
   
  Acoustic signal conditioning
                
Precision  bank switch
                 Precision filters system

                 1U Filter/Amplifier
                
Filter modules 
   
  Data recorder
   
      Time code products
   
      Analyze software
          Power amplifiers
          Low frequency high power
          projectors

  
        Acoustic modem
   
      Cable
.
.: Sensor network products

 

Filter modules 

PF08D Series and PF08DFA Series

The PF08D Series of miniature active filter modules provide 8-pole filter characteristics with cutoff frequencies available from 0.5 Hz to 200 kHz. The PF08DFA adds the benefit of programmable pre-amplification. The package is a compact DIP footprint making it ideal for applications in which circuit board area is critical. The PF08D is a finished component and requires no external clocks, resistors or capacitors for operation.

 
Performance is what you’d expect from Precision Filters — typically no more than 0.1 degrees of phase and 0.01 dB of amplitude mismatch between any two filters. The latest active devices (not switched capacitor devices) are used to build the filter meaning that it is extremely stable with temperature and that it has ultra-low noise and distortion. Six-sided RF shielding reduces susceptibility to unwanted noise and reduces cross-talk in multi-channel applications. The performance of these modules makes them an excellent choice as a front-end to a high-resolution A/D converter where high accuracy and performance are critical.

Applications

  • Anti Aliasing Filters
  • Automatic Test Equipment
  • Data Acquisition
  • Signal Conditioning
  • Production Test Equipment
  • Industrial Process Control
  • Reconstruction Filters
Tel:8610-88571028/29/30 Fax:8610-88571026
E-mail: info@islchina.com