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  • Telephone Circuits, Page 1
    Sound Level Meter -  One chip replacement for the standard analog meters, based on LM3915 audio level IC.… [Aaron Cake's design] Stereo VU Meter Circuit -  This is it.
  • Strain Gauge Electronic Circuits
    Sound Level Meter -  One chip replacement for the standard analog meters, based on LM3915 audio level IC.… [Aaron Cake's design] Strain gauge sensor -  Schematic only, no circuit description .
  • Decibel Meter Electronic Circuits
    electronic circuit added 06/07/08 Sound Level Meter -  One chip replacement for the standard analog meters, based on LM3915 audio level IC.… [Aaron Cake's design] .
  • Driver Circuits, page 4, free electronic circuit links
    Ideal for the production of a whole range of sounds including bell and gong sounds .. Dot/Bar Display Driver -  The LM3915 is a monolithic integrated circuit that senses analog voltage levels and drives ten LEDs, LCDs or vacuum fluorescent displays, providing a logarithmic (added 07/07/07 .
  • Development of a wireless stethoscope for auscultatory monitoring during anaesthesia
    By using a dedicated convertor circuit ( LM3915 ), the display provides a logarithmic scale of the signal with a resolution of 3 dB. Because physiological sounds do not require the full band- width of the standard 407S unit, a reduction...
  • Automatic Level Control Electronic Circuits
    The LM3915 is a monolithic integrated circuit that senses analog voltage levels and drives ten LEDs providing a logarithmic 3 dB/step analog display. Delay Unit For Surround Sound -  The Mitsubishi M65830 Digital Delay IC has been discontinued (for reasons...
  • LED Light Emitting Diode Electronic Circuits, page 5
    Decibel Meter -  The circuit below responds to sound pressure levels from about 60 to 70 dB. ...Sequencer -  The drawing below illustrates a multistage light sequencer using descrete parts and no integrated circuits . Dot/Bar Display Driver -  The LM3915 is a monolithic integrated circuit that senses analog voltage levels and...
  • 32 led VU-METER datasheets and application notes, data sheet, circuit, pdf, cross reference, pinout, datasheet | Datasheets.org.uk
    Tags: LM3915 Series LM3916 Connection Diagrams transistor 5104 db transistor 5104  THE USES OF EACH PIN OF... ...led analog VU-METER 32 led VU-METER IC 741 AS A CLIPPER CIRCUIT SHEET TDA9614H Audio... ...32 led VU-METER vibration speaker speaker data sheet substitute characteristics consider that sound should evaluated ears...
  • VU level meters datasheets and application notes, data sheet, circuit, pdf, cross reference, pinout, datasheet | Datasheets.org.uk
    First line: 32 led VU-METER 7 segment display lm3915 vqc 10 display LM3915 Connection Diagrams simple vu audio meter National Semiconductor LM3915 Dot/Bar Display Driver LM3915 monolithic integrated circuit that senses analog voltage levels drives LEDs, LCDs vacuum fluorescent displays, providing... SCHRACK Tyco Electronics Schrack reputation sound technical experience provides engineering sales support local markets which turn leads...
  • CR4 - Thread: How Did All of You Start Your Journey in Electrical n Electronics World?
    Then I moved on to LM3915 recently, from there, I also put my knowledge about band filters... I recorded the sound of an airplane flying overhead; played it back and voila' stereo. ...and assembled a few Radio Shack kits, a couple Heathkits, and tried building some magazine article circuits .