Frequency [Hz]
10
2
10
3
10
4
Sensitivity @ -4.9 dBu and "0 dB" GAIN @ 1m [dB SPL]
50
55
60
65
70
75
80
85
90
95
100
HEDD Type 30 On-Axis free field frequency response
Woofers
Midrange
Tweeter
Combined
The individual responses of the woofers, midrange and
tweeter drivers as well as the overall frequency response
of the loudspeaker is depicted here.
Frequency Response