[Plate]
Introducing the NEW
ThunderBlock Subwoofer Series
"For those of you who really want to feel the action!"


Click on the ThunderBlock's above for full size.

      For those of you who can't get enough room shaking bass we designed three different sizes of ThunderBlock subwoofers for that "chest thud" some of us crave. There is a 10-inch, 12-inch and 15-inch version all powered with a super efficient 500-watt amplifier. The ThunderBlock is a dual chamber bandpass design with the woofer mounted horizontally on an internal one-inch thick shelf. The lower sealed chamber controls deep bass extension with an extremely smooth rolloff occurring below the range of human hearing. The upper chamber is vented out the back of the cabinet with a precisely tuned, double flair ended port. This chamber provides a correctly placed upper end rolloff to ensure no high frequencies are produced above the specified range of the LFE channel. The result is extremely well controlled, ultimately deep bass.

Don't forget about our Five-Year Warranty.
One of the best in the industry.

!!! FLOOR MODEL SALE !!!
"Our studio demos are in NEW condition at nearly HALF PRICE!"
"When they're gone, THEY'RE GONE!"

[ThunderBlock Series]
Click for full size.



[ThunderBlock Response]
Click to see an actual
near-field response curve
of our ThunderBlock-15.

ThunderBlock-10 -12 -15

All three subwoofers of the ThunderBlock Series use the same super efficient 500-watt amplifier to drive their respective 10", 12" or 15" woofer. This amp also incorporates a parametric equilizer for optimum room tuning.

The bass response of the ThunderBlock is ruler flat with very smooth rolloffs at both ends. Most subwoofers on the market today produce only a very localized "boom" at about 35Hz, then drastically fall off below that frequency. "Where's the Real Bass?".

The ThunderBlock produces a near perfect response to a room shaking depth far below the ordinary. The quality of these subwoofers is unmatched by other products costing three times as much!

-------------------------------------------------
 ThunderBlock-10:
-------------------------------------------------
       WOOFER: 10" 565 Watt max power handling
               Talc-filled polypropylene cone
               Santoprene rubber surround
               100oz. magnet
               4 Ohm stabilized impedance
    AMPLIFIER: 546 Watts RMS at 0.15% THD
PARAMETRIC EQ: 18..80Hz, -14.5db..+6db, 0.1..1.0 bandwidth
 LP CROSSOVER: 12 db/Oct, variable from 30..200Hz
  CONNECTIONS: Low level stereo inputs
               Low level LFE channel input
        PHASE: 0 or 180 degrees switchable
     RESPONSE: 20..110Hz (+/- 1db)
   DIMENSIONS: 18"W x 20"H x 24"D
       WEIGHT: 100 lbs. each 
Price: $1,500.00 each
Finish Color

-------------------------------------------------
 ThunderBlock-12:
-------------------------------------------------
       WOOFER: 12" 700 Watt max power handling
               Talc-filled polypropylene cone
               Santoprene rubber surround
               100oz. magnet
               4 Ohm stabilized impedance
    AMPLIFIER: 546 Watts RMS at 0.15% THD
PARAMETRIC EQ: 18..80Hz, -14.5db..+6db, 0.1..1.0 bandwidth
 LP CROSSOVER: 12 db/Oct, variable from 30..200Hz
  CONNECTIONS: Low level stereo inputs
               Low level LFE channel input
        PHASE: 0 or 180 degrees switchable
     RESPONSE: 16 Hz - 95 Hz (+/- 1db)
   DIMENSIONS: 18"W x 24"H x 24"D
       WEIGHT: 125 lbs. each 
Price: $1,700.00 each
Finish Color

-------------------------------------------------
 ThunderBlock-15:
-------------------------------------------------
       WOOFER: 15" 1100 Watt max power handling
               Talc-filled polypropylene cone
               Santoprene rubber surround
               136oz. magnet
               4 Ohm stabilized impedance
    AMPLIFIER: 546 Watts RMS at 0.15% THD
PARAMETRIC EQ: 18..80Hz, -14.5db..+6db, 0.1..1.0 bandwidth
 LP CROSSOVER: 12 db/Oct, variable from 30..200Hz
  CONNECTIONS: Low level stereo inputs
               Low level LFE channel input
        PHASE: 0 or 180 degrees switchable
     RESPONSE: 14 Hz - 88 Hz (+/- 1db)
   DIMENSIONS: 18"W x 30"H x 24"D
       WEIGHT: 150 lbs. each 
Price: $2,000.00 each
Finish Color
Note: Specifications are subject to change without notice.


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