background image

8PE21

Midrange

LF Drivers

LF Nd Drivers

Coaxials

HF Drivers

Horns

400 W continuous program  power capacity

50 mm (2 in) copper voice coil

90 – 5000 Hz response

98 dB sensitivity

Shorting copper cap for extended HF response

Specification

Nominal Diameter

200 (8) mm (in)

Nominal Impedance (1)

8 Ohm

Minimum Impedence

7.2 Ohm

Nominal Power Handling (2)

200 W

Continuous  Power Handling (3)

400 W

Sensitivity (1W/1m) (4)

98 dB

Frequency Range

90 - 5000 Hz

Voice Coil Diameter

50 (2) mm (in)

Winding Material

Copper 

Former Material

Kapton 

Winding Depth

9.5 (3/8) mm (in)

Magnetic Gap Depth

8 (5/16) mm (in)

Flux Density

1.25 T

Thiele & Small Parameters

Fs

87.5 Hz

Re

5.6 Ohm

Qes

0.2 

Qms

3.8 

Qts

0.19 

Vas

13 (0.46) dm3 (ft3)

Sd

220 (34.1) cm2 (in2)

Eta Zero

4.1 %

Xmax

 +/- 1 mm

Xvar

 +/- 4.5 mm

Mms

18 g

Bl

16.6 Txm

Le

0.5 mH

Mounting and Shipping Info

Overall Diameter

225 mm (8.8 in)

Bolt Circle Diameter

210 mm (8.3 in)

Baffle Cutout Diameter

187 mm (7.4 in)

Depth

91 mm (3.6 in)

Flange and Gasket Thickness

11 mm (0.4 in)

Net Weight

4.2 kg (9.2 lb)

Shipping Weight

4.55 kg (10 lb)

Shipping Box

220x220x130 mm

(8.7x8.7x5.1 in)

1

For different impedances, please ask.

2

2 hours test made with continuous pink noise signal (6 dB crest factor).

Power calculated on  rated minimum impedance. 

3

Power on Continuous Program is defined as 3 dB greater than the

Nominal rating.

4

Applied RMS Voltage is set to 2.83V for 8 ohms or 2.0V for 4 ohms

Nominal Impedance 

Reviews: