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