HEDD Type 20 - Technical Data; Driver and Connector Specifications; General Performance and Dimensions

The information and data contained in this manual is sub-
ject to change without prior notice.
Drivers
Woofer 7” (182mm) Ultra Honeycomb Composite
Voice coil Ø 2” (50mm)
Midrange 1 x 4“ (120mm) Ultra Honeycomb Composite
Voice coil Ø 1.25“ (32mm)
Tweeter 1x HEDD AMT (HEDD Air Motion Transformer)
Equiv. Diaphragm Ø 2.2” (56mm)
Input connectors
Analog balanced/ unbalanced XLR / RCA
Digital/HEDD Bridge Options AES67 Ravenna, Dante, AES3/EBU
General data
Amplification (ICEpower®) 3 x 300W
Sensitivity 218 mVrms (-11 dBu) / 90 dB SPL / 1m at 0 dB GAIN
Input gain -30dB … +6dB
Maximum input level (balanced / unbalanced) 6Vrms (+17.8dBu, +17.6dBV) / 4.5Vrms (+15.3dBu,
+13.0dBV)
High Shelf EQ > 2kHz ±4dB at 20kHz
Low Shelf EQ < 200Hz ±4dB at 50Hz
Frequency response 32Hz–50kHz
Frequency response ± 1.5dB 40Hz - 20kHz
THD 90dB/1m > 100Hz ≤0.5 %
Max SPL sine wave 100Hz - 3kHz /1m ≥110dB
Max SPL peak per pair at 1m ≥120dB
Crossover frequency 250Hz / 2.5kHz
Input impedance (balanced / unbalanced) 10kΩ / 47kΩ
Weight 15kg
Height x Width x Depth 280mm x 358mm x 338mm
Warranty 2 years
Technical Data
Heinz Electrodynamic Designs
HEDD Audio GmbH
|
Ringbahnstr. 32–34
|
12099 Berlin
|
GERMANY
info@hedd.audio
|
www.hedd.audio
|
+49(0)30 720 134 70