Horn Super Tweeter

FT66H

Features

Ring diaphragm Tweeter 8 ohm impedance

2.5kHz to 22kHz frequency re-

sponse

105dB sensitivity at 1W/1m (3.3ft) 1.15kg (2.54 lb) net weight

Specifications

Impedance

: 8 ohm

Reproduction Frequency Response

: 2.5kHz - 22kHz

S.P.L.

: 105dB/W (m)

 

 

 

Music Power

: 70W

 

 

 

Cutoff Frequency

: 2.3kHz

Recommended Cross-over Frequency

: more than 3.5kHz

Magnet (alnico)Weight : 100g (0.22 lb)

Net Weight

: 1.15kg (2.54 lb)

Frequency Response / Impedance

120

110

100

 

 

 

 

 

 

 

 

 

90

 

 

 

 

ohm

80

 

 

 

 

 

 

 

30¼

64

 

 

 

 

70

 

 

 

32

 

 

 

60¼

16

 

 

 

 

60

 

 

 

8

 

 

Impedance

 

(dB)

 

 

 

4

50Hz 100 200

500 1K

2K

5K 10K 20K

50K

 

Configuration Example

Dimensions & Mounting Information

FW405 + D1405 + H300 + FT66H

Coil 2.5mH

Capacitor 15F

Capacitor 6.8F

Coil 0.3mH

Coil Capacitor

0.68mH 2.2F

Attenuator R82B

Capacitor 2.2F

FW405

D1405

+H300

FT66H

83

6.5

4-Ø4.5

72.5

88

Attenuator R80B

Ø75

Page 1
Image 1
Fostex FT66H dimensions Features, Specifications, Frequency Response / Impedance