PMI’s Detector Logarithmic Video Amplifiers (DLVA, ERDLVA, SDLVA) are offered covering DC to 40 GHz with extended range models offering dynamic ranges over 70 dB.  Our standard products provide exceptional temperature stability, log linearity and frequency response.  As well, most SDLVAs provide a limited IF output.    PMI offers custom DLVA’s and SDLVA’s to meet your requirements or replace obsolete products, please email your requirement to so we can propose an instant solution. 


  • DC to 40 GHz Models Available
  • Broadband Frequency Response
  • Excellent Log Linearity
  • Limited IF Output Provided
  • TSS > -68 dBm
  • Fast Log Video Response Time
  • Low Power Consumption
  • Small Size


  • Hermetic Sealing
  • Custom Packages
  • Surface Mount or Connectorized
  • Temperature Compensation
  • AC and DC Coupling Available
  • CW Immunity
  • Matched Sets
  • Military or Space Screening

Application Notes: (Click to view)

Theory of DLVA, ERDLVA and SDLVA designs

Glossary of Terms and Definitions

SDLVA Surface Mount Style Products Overview Book (7mb)

SDLVA Connectorized Style Products Overview Book (37mb)

Note: Other PMI SDLVA and Log Amplifier products can be seen by visiting the links below: