The Impedance Meter / Signal Generator 

Some Uses:

• •Obtain a driver's T/S Parameters*
• •Determine speaker crossover set points
• •Find tuning frequency of passive radiator
• •Find tuning frequency of ported enclosure
• •Find volume of sealed enclosure
• •Locate rattles in vehicle
• •Find crossover frequency of passive crossover networks
• *When used with D'Amore Engineering software

Some Specs:

• Precision AC Impedance meter, range = 0.01 ohms to 99 ohms
• 10Hz to 20kHz pure sine tone generator
• Pink Noise generator
• Shipping Box 9 x 6 x 2 inches, 2 lbs

Documentation:

Owner's Manual (PDF)

Speaker Design Spreadsheet:

Speaker Design (Excel)

Training Videos:

Video 1 (Measuring Thiele/Small Parameters)
Video 2 (Measuring a Ported Enclosure)
Video 3 (Measuring a Sealed Enclosure and Calculating it's Internal Volume)
Video 4 (RCA Interconnect testing)