[Dale Rasco]

KEN KREISEL DXD808

Specifications

Driver Configuration

DUAL PUSH-PULL 8” HIGH VELOCITY DEEP BASS DRIVERS

Typical in Room Frequency Response
15 Hz - 200 Hz

Variable Phase Adjustment
0 to 180 degrees

Variable Low Pass Filter
Range: 40Hz - 160Hz at 12db per Octave

Variable Bass Level
with Switched Calibrated Reference Level Setting

Variable Low Pass
Filter Bypass Switch

Auto On/Off switch
Only operates when using the RCA inputs

Unbalanced RCA LFE/Line Inputs
2

Impedance for Unbalanced RCA Inputs
8k Ohms

Balanced XLR Input
1

Impedance for Balanced XLR Inputs
30k Ohms

Impedance for XLR Input connected unbalanced from Pin 2 to Ground
15k Ohms

Balanced XLR Direct Pass-Thru (Unbuffered)
1

Manufacturers Published Measurements
N/A

Frequency Response

Max Output Before Compression

Spectral Decay

Group Delay

Waterfall

Spectrogram

Harmonic Distortion

Click the Methods button for the REW notes from each individual frequency

Measurement Methods

20 Hz
65536-point spectrum using Rectangular window and no averaging
Input RMS 83.7 dB
Distortion at 20.1 Hz, -30.9 dB FS based on 8 harmonics:
THD 11.2143 %
THD+N 26.0632 %
2nd harmonic 5.6877%
3rd harmonic 9.5453%
4th harmonic 0.9475%
5th harmonic 0.9386%
6th harmonic 0.4914%
7th harmonic 0.2914%
8th harmonic 0.3120%
9th harmonic 0.3076%


25 Hz
65536-point spectrum using Rectangular window and no averaging
Input RMS 88.5 dB
Distortion at 24.9 Hz, -26.0 dB FS based on 8 harmonics:
THD 9.2228 %
THD+N 15.0937 %
2nd harmonic 5.1339%
3rd harmonic 7.5870%
4th harmonic 0.7837%
5th harmonic 0.5749%
6th harmonic 0.2419%
7th harmonic 0.2095%
8th harmonic 0.2315%
9th harmonic 0.1948%


31.5 Hz
65536-point spectrum using Rectangular window and no averaging
Input RMS 93.6 dB
Distortion at 31.6 Hz, -22.4 dB FS based on 8 harmonics:
THD 9.1120 %
THD+N 57.6074 %
2nd harmonic 4.7997%
3rd harmonic 7.6451%
4th harmonic 0.9887%
5th harmonic 0.5971%
6th harmonic 0.3290%
7th harmonic 0.2195%
8th harmonic 0.1665%
9th harmonic 0.1617%


40 Hz
65536-point spectrum using Rectangular window and no averaging
Input RMS 99.7 dB
Distortion at 39.9 Hz, -14.7 dB FS based on 8 harmonics:
THD 10.1247 %
THD+N 16.4040 %
2nd harmonic 6.4556%
3rd harmonic 7.6421%
4th harmonic 1.1048%
5th harmonic 0.6741%
6th harmonic 0.5575%
7th harmonic 0.5094%
8th harmonic 0.3398%
9th harmonic 0.2667%

50 Hz
65536-point spectrum using Rectangular window and no averaging
Input RMS 104.9 dB
Distortion at 49.9 Hz, -9.5 dB FS based on 8 harmonics:
THD 5.2239 %
THD+N 10.9293 %
2nd harmonic 1.8386%
3rd harmonic 4.0353%
4th harmonic 2.0458%
5th harmonic 1.4452%
6th harmonic 0.7827%
7th harmonic 0.7592%
8th harmonic 0.3602%
9th harmonic 0.1780%


63 Hz
65536-point spectrum using Rectangular window and no averaging
Input RMS 105.1 dB
Distortion at 63.1 Hz, -9.3 dB FS based on 8 harmonics:
THD 5.9377 %
THD+N 10.6554 %
2nd harmonic 2.3170%
3rd harmonic 4.5823%
4th harmonic 1.6383%
5th harmonic 2.2715%
6th harmonic 0.9247%
7th harmonic 0.3699%
8th harmonic 0.1694%
9th harmonic 0.1616%


80 Hz
65536-point spectrum using Rectangular window and no averaging
Input RMS 106.7 dB
Distortion at 80.1 Hz, -7.6 dB FS based on 8 harmonics:
THD 3.5747 %
THD+N 4.9429 %
2nd harmonic 2.2490%
3rd harmonic 1.9886%
4th harmonic 1.2949%
5th harmonic 1.3914%
6th harmonic 0.3451%
7th harmonic 0.0750%
8th harmonic 0.1198%
9th harmonic 0.1175%

 

[DanTheMan]

An 8" woofer is doing that? WOW!

 

[scottthehat]

An 8" woofer is doing that? WOW!

No 2 8 inch woofers are.

Sent from my GT-I9505 using HT Shack

 

[asere]

Yes all that is right. I own the big brother DDS 12012 thanks to the Shack since they gave me the opportunity to win it.
The sub is amazing and clean sounding!!