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Hsu Research VTF-2 manual

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Table of contents for the manual

  • Page 1

    Features V ariable T uning T echnology . “Now you decide how deep to play .” The large flared ports can be re-tuned with the flip of a switch and the removal of a port plug. In Maximum Output mode, the subwoofer transforms into a dif ferent device capable of playing louder material with less distortion at the expense of some deeper bass. Custom[...]

  • Page 2

    The lightning flash with arrowhead symbol within an equilateral triangle is intended to alert the user to the presence of uninsulated “dangerous voltage” within the product’ s enclosure that m ay be of sufficient magnitude to constitute a risk of electric shock to persons. Le symbole éclair avec point de flèche à l’intérieur d’un tria[...]

  • Page 3

    Step 1: Unpac king If your room does not have carpeting, unpack the subwoofer on a throw rug or piece of carpeting to avoid unwanted scuffing or scratching. If the subwoofer is too heavy , please ask for assistance. Find the top of the box and open it. Holding the flaps open, roll the box over until it is upside-down. Lift the box off. Stop for a m[...]

  • Page 4

    Step 3: Hookup We will refer to receivers, integrated amplifiers, and preamps as contr ollers . T ake a look at the back of your controller . The output connectors available determine the best method of hooking up your subwoofer . Method A. Connecting to controllers with a SUBWOOFER or LFE output If you have this, you s hould use it. A ll D olby D [...]

  • Page 5

    Step 6: Fine T uning Now that the basic setup is complete, it’ s time for optimization. Mark down the current volume and crossover settings with a soft pencil so you can go back to where you started. V ariable T uning If you don’t like the air shaking feeling of very deep bass, or if you often listen to extremely loud chest-thumping material t [...]

  • Page 6

    6 V olume fine tuning For the most precise integration with your main speakers, go through test tones with a SPL meter . Setting the level using test tones by ear may result in misconfiguration, so please use a meter.A n analogue Radio Shack SPL m eter is inexpensive and works better for this application than the digital Radio Shack SPL meter . It [...]

  • Page 7

    • Disconnect all interconnects from the amplifier . If still hums, contact your dealer or call/email technical support. • It is possible that some cables have a poor or broken ground due to poor construction, oxidation, or damage . Also, poorly shielded cables can potentially pick up noise. Tr y another interconnect or speaker wire. Also, move [...]

  • Page 8

    8 Repair If your unit needs service, please re-review the troubleshooting section first. Contact your dealer or call tech support at 1-800-554-0150 9am to 5pm Pacific time, Monday through Friday . We w ill try and respond to emails sent to techsupport@hsuresearch.com within two business days. Pr oblem Cause Solution • Recheck the connections betw[...]

  • Page 9

    Specifications Frequency Response +/- 1 dB 25 Hz 20 Hz (Max. Extension Mode) Frequency Response 32 Hz 25 Hz (Max. Output Mode) W oofer Size 10 inches 12 inches Amplifier Po wer Rating (RMS) 250 Wa tts 350 Wa tts P eak/Shor t T erm Po wer 1000 Wa tts 1400 Wa tts Crosso ver Frequency Range 30-90 Hz, bypassable 30-90 Hz, bypassable Crosso ver Slope 24[...]

  • Page 10

    10 Notes[...]

  • Page 11

    11 Notes[...]

  • Page 12

    12 HSU Research 3160 E. La Palma Avenue #D Anaheim, CA 92806 800-554-0150 HSURESEARCH.COM[...]