LOUDSPEAKER 3″FR30 8 OH – Combo United Services – renginių techninis aptarnavimas
Tilžės g. 41, LT-47182 Kaunas, Lithuania

LOUDSPEAKER 3″FR30 8 OH


● 3” full-range compact ferrite loudspeaker ● 60 W program power ● Extended response and low distortion ● Paper cone and treated cloth surround

Neturime

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    TECHNICAL SPECIFICATIONS

    Nominal diameter
    77 mm 3 in
    Nominal impedance
    8 Ohm
    Minimum impedance
    6.5 ohm
    Power capacity
    30 W AES
    Program power
    60 W
    Sensitivity
    91 dB @ 1 W/1m @ ZN
    Frequency range
    160-20000 Hz
    Voice coil diameter
    20.3 mm 0.8 in
    BL factor
    4.9 N/A
    Moving mass
    0.0022 kg
    Winding length
    10.5 mm
    Air gap height
    3 mm

    PARAMETERS THIELE & SMALL

    Fs
    160 Hz
    Re
    5.6 ohm
    Qms
    8
    Qes
    0.52
    Qts
    0.49
    Vas
    0.67 l
    Cms
    430 µm / N
    Rms
    0.28 kg/s
    Efficiency %
    0.5
    Sd
    0.003 m²
    Xmax
    4.5 mm
    Vd
    13.5 cm³
    Le @1 kHz
    0.25 mH

    CONSTRUCTION DETAILS

    Net weight
    0.57 kg 1.25 lb
    Total weight
    0.7 kg 1.54 lb
    Magnet
    Ferrite

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