Precision Sound H257

Model

H257

Throat diameter

in.

1

Power handing capacity

W

20

Program power

W

40

Nominal impedance

Ohm

8

Sensitivity (1W/1m)

dB

110

Frequency range

Hz

2K-20K

Voice coil diameter

in

1

Re

Ohm

5.5

Flux density

T

1.4

Diaphragm

Resin

Voice coil

Copper Clad

Aluminium

Magnet

Ceramic

Overall diameter

mm

70

Overall depth

mm

66

Net weight

Kg

0.5