Welcome to the audio-pages of Naqref

Naqref himself

Loudspeakers

• Fullrange speakers
• AH-1
  
• Small two-way or front speakers
• Merrimac mkI
• F-2
• EPS-1 (in swedish)
  
• Sub-modules
• Audax-modules
• XLS-10"-testmodule
• Active acoustical low impedance bassmodule
  
• Rear speakers
• RWS-1
  
• Modifications
• SEAS H535 (swe)
  

Amplifiers

• Preamplifiers
• CA-22 (a partly commercial project with the Audio Technical Society (LTS) and Innotec) (swe)
  
• Poweramplifiers
• RIAA
• Active filter
• LTS active bassfilter
  
• Microphone amplifiers
• Measurment equipment
• Earphoneamplifier
• Pa-1 (swe)

Front units

• CDP
• LP (warning almost only pictures! :-))

LTS low impedance cable

Cables

• Interconnect
• Speakercables
• LTS low impedance cable (swe)
• EKK loudspeaker cable
  
• Powercables
  

Building tip

• Make a hole with a router (swe)
  

Calculating

• Formulas that are useful when calculating loudspeakers (swe)
• Calculating room resonances (swe)
• Calculating length of the port in a basreflex enclosure
  

Links

• Bagge audio (audio-electronics) (not active yet)
• CN-ljudteknik (audio manufacturing)
• Engelholm audio (loudspeaker-kits and loudspeaker units)
• Faktiskt.se (a Hifi and diy-forum in swedish) (not officially open yet)
  
• Innotec (High end audio development and manufacturing) (not very active yet)
• Ino Audio picture gallery (pictures of loudspeakers made by the high end manufacturer Ino Audio)
  
• LTS (Audio Technical Society in Sweden)