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FR 7 - 4 Ohm

Thumbnail Filmstrip of FR 7 - 4 Ohm Images

    Purchase FR 7 - 4 Ohm

    SKU: V-2015-FR7 FR 7 - 4 Ohm

    $20.00 each
    Brand: Visaton
    Quantity in Basket:  None

     

     



    Visaton Speaker Driver - FR 7 - 4 Ohm Full Range
    Art. No. 2015

     

    Characteristics and Sound Properties
    6.5 cm (2.5") full-range speaker with minimal mounting depth and small magnet. Balanced frequency response and high efficiency. Very good high range response. Suitable in machines and other equipment where space is at a premium.

    Typical applications:
    - Narrow network column speakers
    - Control speakers for electronic devices
    - Model construction
    - Electronic musical instruments

    Attributes:

    - Moisturised cone
    - Metal basket

     

    Technical Specifications

    Rated power 5 W
    Maximum power 10 W
    Nominal impedance Z 4 Ohm
    Frequency response 130-20000 Hz
    Mean sound pressure level 86 dB (1W/1m)
    Opening angle (-6 dB) 180 °/4000 Hz
    Excursion limit ± 1 mm
    Resonance frequency fs 220 Hz
    Height of front pole-plate 2.5 mm
    Voice coil diameter 14 mm
    Height of winding 2.5 mm
    Cutout diameter 61 mm
    Net weight 0.092 kg
    DC resistance Rdc 3.4 Ohm
    Mechanical Q factor Qms 7.05
    Electrical Q factor Qes 3.61
    Total Q factor Qts 2.39
    Equivalent volume Vas 0.4 litres
    Effective piston area Sd 22 cm2
    Dynamically moved mass Mms 1.0 grams
    Force factor Bxl 1.1 Tm
    Inductance of the voice coil L 0.1 mH
    Temperature range −25 ... 70 °C

    Temperature Range

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