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Alto II Speaker Kit

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    Purchase Alto II Speaker Kit

    SKU: V-5967-Alto2 Alto II Speaker Kit

    $525.00 per pair without cabinets - on backorder
    Brand: Visaton
    Quantity in Basket:  None

     

     



    Visaton Speaker Kit - Alto II
    Art. No. 5967

    Visaton Alto 2 (accessories not included) - shown assembled with suggested cabinets, not supplied.
    Visaton Alto 2 (accessories not included) - shown assembled with suggested cabinets, not supplied.

     

    Characteristics and Sound Properties
    This 2-way column speaker, ALTO II (or Alto 2) designed as a 30 litre vented system, is another suggested application from the Alto series. The same driver arrangement has been selected as for the ALTO I but, here, the lower range octaves benefit from the enlarged cabinet volume and optimum bass frequency to produce powerful, responsive bass.

    ALTO II is also well-suited to improving the sound of low-priced compact hi-fi systems. The ALTO II can be positioned freely anywhere in the room, producing clearly defined spatial sound character.

    Extract from HiFi Test: "the elegant Alto II bass reflex column speaker fascinated us with its bass reproduction that would put many a speaker twice the size to shame." Value for money: very good

    Extract from Klang & Ton: "Its bass reproduction is not only very rich and very powerful, but in addition highly precise, full of detail and free of colouration. Both the base and lower mid-range remained perfectly neutral.".. "Music reproduction is airy and far reaching." Value for money: very good

     

    Technical Specifications

    Rated power 60 W
    Maximum power 100 W
    Nominal impedance Z 4 Ohm
    Frequency response 40-22000 Hz
    Mean sound pressure level 83 dB (1W/1m)
    Cut-off frequency 3500 Hz
    Principle of Housing Bassreflex
    Net volume 28 litres
    Outer dimension height 800 mm
    Outer dimension width 230 mm
    Outer dimension depth 230 mm

     

    Frequency and Impedance Response

    Frequency Response and Impedance Graph
    Frequency Response and Impedance Graph

     

    Exploded Cabinet Drawing

    Exploded Speaker Box Drawing
    Exploded Speaker Box Drawing

     

    Assembly
    In order to simplify the cabinet construction as far as possible, we have done without the chamfers shown in the photo. If you prefer to include the all-round front chamfer, you will need the following information:

    Angle: 30°
    Width: 10 mm

    The cabinet consists of boards stuck together (butt jointed), making construction a simple matter. First of all, the individual boards are cut to size (refer to cutting list), stuck together (butt jointed) as shown in the drawing and firmly clamped for the duration of the drying time using sash-cramps or parcel tape. Once the cabinet has been completely built, the cut-outs are made for the speakers, bass tube and terminals using a jig-saw. The last job is the surface treatment, i.e. painting, veneering or adhesive film.

     

    Internal Damping
    The damping of the speaker uses four mats of damping material pushed into the cabinet through the bass cut-out. To this end, the mats are folded once long ways and once crossways and pushed into the cabinet in such a way that the space behind the tube remains free and the rest of the space inside the cabinet is loosely filled.

     

    Component Parts List for Each Box - Supplied with Kit
    The kit comes with all necessary components (see list below for one box), one set if the speaker is an each, or two sets for a pair, see price above for details.

    Tweeter DT 94 - 8 Ohm 1 pc.
    Bass-midrange driver W 170 S - 4 Ohm 1 pc.
    Crossover Alto I/II (with terminal, cables and plugs) 1 pc.
    Bass reflex tube BR 15.34 (full length) 1 pc.
    Damping material Polyester wool 2 bags
    Wood screws 3.5 x 19 mm 3 pcs.
    Countersunk screws 3.5 x 25 mm 9 pcs.

     

    Speaker Cabinet Material List to Make 1 Box - Not Supplied with Kit

    Parts for One Box (not supplied) Size (mm) Quantity
    Material: 19 mm chipboard or MDF recommended
    Front and rear panel 762 x 192 2
    Side panel 800 x 230 2
    Top and bottom panel 230 x 192 2

     

    Speaker Cabinet Dimensions

    Loudspeaker Box Construction Diagram - all dimensions in mm.
    Loudspeaker Box Construction Diagram - all dimensions in mm.

     

    Crossover - Supplied with Kit Already Assembled

    Speaker Kit Crossover Circuit
    Speaker Kit Crossover Circuit