Dynaudio 21 W-54 specifications

Category : Speaker chassis

Brand : Dynaudio

General

Tech nical data

Thiele-Small parameters

description

data

• Manufacturer: Dynaudio
• model: 21 W-54
• type: woofer
• year of construction: 1980 - 1988
• Made in Denmark
• color: Black
• factory price approx.: see Tech nical data

• type: cone (MSP Polyprop)
• diameter: 222 mm cone
• load capacity: 220 W
• frequency response: 35 - 5'000 Hz
• sound pressure level: 92 dB / W / m
• boxes enclosure: bass reflex
  • reflex tube: 60/190mm (inner diameter/length)

• reflex tube: 60/190mm (inner diameter/length)

• impedance (Zmax): 8643961b8da111c0a15d770a1109a86d4
• power (Pe): 160W
• membrane area (Sd): 220cm2
• resonance frequency (Fs): 30Hz
• coil DC resistance (Re): 5.6 643961b8da111c0a15d770a1109a86d4
• the resonant inductance (Le): 0,250 mH
• Mechanical Q factor (Qms): 2,03
• Electrical Q factor (Qes): 0,356
• Total q (Qts): 0,303
• equivalent volume (Vas): 59,6 L
• diaphragm displacement volume (Vd): 154cm3
• drive factor (Bxl): 9,09 Tm
• total moving mass (Mmd):
• effective moving mass (Mms): 27g
• mechanical losses (Rms): 2,60 kg/s
• cone excursion (Xmax/Xmech): 7.0 mm
• Efficiency Bandwidth Product (EBP):

• Other models from the same series:
• Dynaudio D28 AF
• Dynaudio D-54 AF
• Dynaudio 15 W-75
• Dynaudio 17 W-75
• Dynaudio 17 W-75 XL
• Dynaudio 17 W-LQ
• Dynaudio 20 W-75
• Dynaudio 21 W-54
• Dynaudio 24 W-75
• Dynaudio 24 W-75 XL
• Dynaudio 24 W-100
• Dynaudio 30 W-54
• Dynaudio 30 W-100
• Dynaudio 30 W-100 XL
• Dynaudio Variovent

• extract from the prospectus: Dynaudio 21 W-54

• description

• data

Comment:

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Dynaudio 21 W-54 relate

Dynaudio 21 WSL

Dynaudio 24 W-100

Dynaudio 24 W-75

Dynaudio 24 W-75 XL

Dynaudio 30 W-100

Dynaudio 30 W-100 XL

Dynaudio 30 W-54

Dynaudio 30 WSL

Dynaudio D-260

Dynaudio D-52 AF

Dynaudio D-53

Dynaudio D-54 AF

Dynaudio D-76 AF

Dynaudio D21

Dynaudio D21 AF

Dynaudio D21/2

Dynaudio D28

Dynaudio D28 AF

Dynaudio D28/2

Dynaudio M-560 D