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Archive for the ‘Passive Radiator’ Category

JMWS-1 Nearfield Mixing Monitors

May 2, 2014 Leave a comment

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Designed By:

John Watza

Key Features

  • Desktop Nearfield Mixing Monitors
  • F3 of 55Hz
  • +/- 1.5dB
  • Mini DSP Plate Amplifier
  • Accurate Transient response

Frequency Response

Right Speaker Plot 1

Intergrated Frequency Response

Right Speaker Plot 2

 

JWatza Speaker Glossy

JMWS-1 Documentation and Design

 

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PA 2201 Midfields

May 9, 2013 1 comment

PA 2201

Design By:

Thomas Conran

Key Features

  • Medium size (LxWxH= 27″x9″x15″)
  • F3 of 56Hz
  • +/- 2dB response
  • Tight, accurate sound

Drivers

  • SB Acoustics SB23NRXS45-8  woofer
  • Tang Band 75-1558SE  midrange
  • Fountek NeoCD 2.0

Frequency Response

Frequency Response PA2201

Intergrated Frequency Response

Integrated Frequency Response PA2201

Developmental Report PA2201

Glossy PA2201

Design Statment for PA 2201 Midfields

Final Testing Measurements

Green Run: Critical Editing Speakers

April 28, 2010 Leave a comment

What they lack in size they make up in clarity and versatility. Designed for

Green Run Right Cabinet

near-field desktop audio editing, these speakers are created to
reproduce the sound signal with maximum clarity.  Optimized and built
small to fit at any editing environment and portable for the nomad
lifestyle.

Design Objectives:

  • Bookshelf monitors for audio editing for music, sound effects and film
  • Wide frequency range (60 Hz to 20 kHz)
  • Smooth frequency response
  • Inexpensive
Green Run

Green Run Left Cabinet

Key Features:

  • Small, and portable
  • Clear stereo image
  • Minimal off-axis coloration
  • Low crossover frequency of 1.5kHz
  • Under $500

Design Statement

Tuning Report

Crossover Schematic

Cabinet Drafting Plans

System Response
Final System Response Charts Left Cabinet

Final System Response Charts Right Cabinet

SB Acoustics 29RDCN C-0004

Final Tweeter Response Charts Left Cabinet

Final Tweeter Response Charts Right Cabinet

Fountek FW 146

Final Woofer Response Chart Left Cabinet

Final Woofer Response Chart Right Cabinet

Creative Commons License
This work is licensed under a Creative Commons Attribution-No Derivative Works 3.0 United States License.