Fostex FT28D Specification Sheet

Features
Dome Tweeter
8 ohm impedance
1kHz to 50kHz frequency response
90dB sensitivity at 1W/1m (3.3ft)
0.528kg (1.164 lb) net weight

Specifications

Impedance : 8 ohm
Reproduction Frequency Response
: 1kHz - 50kHz
S.P.L. : 90dB/W (m)
Music Power : 40W
Recommended Cross-over Frequency
: more than 2kHz
Magnet Weight : 228.3g (0.503 lb)
Net Weight : 528g (1.164 lb)
Configuration Example
FW168 + FT28D
Coil 1.8mH
Capacitor
6.8 F
Capacitor 4.7 F
Coil 0.5mH
Attenuator R80B
Frequency Response / Impedance
120
110
100
90
80
70
60
(dB)
50 Hz 100 200
Dimensions & Mounting Information
FW168
FT28D
FT28D
Impedance
500 1K 2K 5K
ø3.8
65
90
Dome Tweeter
30 º
ohm
16
60 º
8
4
10K 20K 50K
32.8