Module “Project overview”

• Complete overview about your loudspeaker box design
• Easy jump into the details
• Overall cost calculation
• Review of "missed/incorrect" entries 
• Add comments and measurement file
• Print the project overview
• …

Module “Speaker database”

• Comfortable search according to type, manufacturer or T-S parameter
• Very detailed description to each loudspeaker
• Automatic recommendation "Sealed" and "Bass reflex"
• Transfer of the specifications into other modules
• Easy adding of new speakers (Import)
• Web link to each speaker (e.g. to the web shop of your dealer)
• PDF file link (e.g. to the manufacturer datasheet)
• Speaker import function (free speaker files in the download area)
• Print a datasheet
• ...

Module “Audio crossover calculator”

• Fast design via filter wizard (calculation & schematic). From Butterworth to Linkwitz-Riley
• Replace "calculated" components with real parts from the material database. Check the influence
• Simulation with DC resistor from inductance
• Design and check of impedance EQ circuits (RC/RLC) and level divider
• Frequency response simulation single way and total
• Cost calculation and bill of material output
• Schematic editor 
• …

Module “Enclosure calculator”

• Calculate loudspeaker cabinet types in seconds: Sealed, Vented, Radiator, Transmission Line
• T-S parameter transfer from the speaker database or manual input
• Check via simulation the design “Frequency response”, “Cone excursion”, "Impulse response", "Air speed port" (excepted Transmission Line)
• Qts adjustment via DC resistor in series (e.g. inductance DC resistor)
• Print output
• …

Module “Enclosure designer”

• Fast design of a loudspeaker box cabinet
• Easy takeover of chassis dimension (like inner & outer diameter) transfer from the speaker database
• Cabniet wizard
• 2D cabinet view and dimension
• Bill of material output
• Cost calculation (material from the componet database)
• Simple 3D view incl. rotation
• Print output
• …

Module “Component database”

• Second database with audio crossover components (R,L,C,...) and loudspeaker cabniet material
• Inductance L with DC resistor value (input for the simulation)
• Search according to component type or value (inductance air core in the range 1mH to 3mH)
• Web link for each component/material  (e.g. to the web shop of your distributor)
• Easy adding of new material
• ....

Simulation example: Audio crossover check

Assessment of the frequ. response with & without an impedance EQ circuit. Chart: Freq. response with/without Z EQ. Green without Z EQ

Simulation example: Audio crossover check

Check of the impedance EQ circuit. Chart: Impedance response. Red without Z EQ, Red with Z EQ

Simulation example: Vented enclosure 

Chart impulse response 

Simulation example: Sum freq. response 3 way 

3 way loudspeaker box. Red: Woofer, Green: Mid-range, Blue: Tweeter, Olive-green: Sum

Simulation example: Freq. response radiator loudspeaker system

Frequency response in depandance to the enclousre volume

Simulation example: Cone excursion loudspeaker assembled

Pink: Limit lin. cone excursion, value from loudspeaker database

For free: Re-calculate the prices of the loudspeaker and audio crossover / enclosure material for another currency

• Easy to use
• Enter the currency abbreviation, like "USD"
• Enter the exchange rate (direct web link to a rates overview included)
• Start the database update
• stute.x1D displays the updated price and currency abbreviation
• Program "DBCurrency" for free in our download area

• MS Windows 7, 8 or 10 (32 & 64 bit)
• Processor i3 1.5GHz or above, RAM min. 2 GB
• Screen resolution min. 1050x768 pixel. 
  • Only Windows 7: Font size 100%