Page 2 - An Introduction
YELLOW (OPTIMUM): This zone represents the best balance between long-term reliability, high output and low distortion performance. In this zone, you will be taking full advantage of the woofer's optimum, low-distortion per formance range without undue risk of failure. RED (MAXIMUM): In this zone, lo...
Page 3 - W7 Technologies
1 - OverRoll™ Surr ound (U.S. Patent #5,687,247 and #5,949,898) By utilizing space wast ed in conventional speak ers, this ground-breaking innovation contr ols the W7’s massiv e excursion without sacr ificing precious cone ar ea. 2 - W-Cone™ (U .S. Patent #6,496,590) The W-Cone™ is a unit -body cone...
Page 4 - W7 Mounting Guide
Step 2: Remove Clamp-Ring Gently insert the tip of the large flat-head screwdriver between the shiny aluminum clamp-ring and the foam surround (picture 2a). Be careful not to push the screwdriver too far down or it will wedge behind the hidden O-Ring (picture 2b). Gently twist the screwdriver to “po...
Page 5 - “click”; You’ve just installed a W7!
Step 6: Connect the speaker wires andplace the W7 into the enclosure Connect the positive wire to the red terminal and the negative wire to the black terminal of the W7 (picture 6a). The 13W7 (not shown) has dual voice coils and must be wired with its coils in series or in parallel. Once the speaker...
Page 6 - Amplifier Recommendation:
Infrasonic Filter: Turn “Off ” for Sealed Enclosure . Turn “On” for Ported Enclosure and set the knob to “25” Hz. Bass EQ: Generally not necessary in W7 applications (we recommend defeating it by switching the “Bass EQ” switch to “Off ” ). May be used with Remote Bass Control to provide some user co...
Page 7 - Driver Specifications
Grille Clearance: 2.7 in. (69 mm) from the bottom of the mounting flange to the lowest inside surface of the grille. Displacement: 0.21 cu. ft. (5.9 ltrs) Net Weight: 52 lbs. (23.6 kg) Mounting Hardware: Twelve #12 x 1.75" long clear, zinc-plated steel Phillips pan-head sheet metal screws (inclu...
Page 14 - Input Sensitivity Setting Guide
What follows is a simple method for accurately setting the input sensitivity (commonly referred to as “gain”) of JL Audio subwoofer amplifiers. You will need the following equipment: • AC Voltmeter (digital display type) • A CD with a sine-wave test tone recorded at 0dB reference level in the frequ...
Page 15 - Limited Warranty
JL AUDIO warrants this speaker to be free of defects in materials and workmanship for a period of one (1) year from the original date of purchase. This warranty is not transferrable and applies only to the original purchaser of the product from an authorized JL AUDIO dealer. Should service be necess...