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Page 1. 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.
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

: 8 ohm

Reproduction Frequency Response : 1kHz - 50kHz S.P.L. : 90dB/W (m) Music Power : 40W Recommended Cross-over Frequency : more than 2kHz : 228.3g (0.503 lb) : 528g (1.164 lb)

Connection Example

90 80

30º

70 60 (dB) 50 Hz 100

200

65

10K

20K

50K

ø3.8

FT28D

78

Capacitor 4.7µF

1K

FW168

53

Capacitor 6.8µF

500

Impedance 2K 5K

Dimensions & Mounting Information

FW168 + FT28D

Coil 1.8mH

ohm 16 8 4

60º

ø63 ø70

Magnet Weight Net Weight

110 100

65

Impedance

Coil 0.5mH Attenuator R80B

90

32.8