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Ascendo The 10 Passive LED Phantom

Ascendo · Speaker · LED phantom · 2024

Open in the designer Add to compare Opens the designer's starter room with the Ascendo The 10 Passive LED Phantom on the left, centre and right channels. It replaces the design open in this browser once you edit it, as a shared link does.

Specifications

Property Value Source
Sensitivity 95 dB/2.83V/m voltage: 2.83V · distance: 1m · baffle loading: 2pi (half-space) · unit: dB/2.83V/m Sensitivity: Independent measurement, Klippel NFS Independent measurement, Klippel NFS, Document ↗
Impedance, nominal Not stated The record carries no nominal impedance. —
Impedance, minimum Not stated The record carries no minimum impedance. —
Maximum SPL Not stated Klippel report on file; the value is a plot image and needs the vision extraction pass —
LF extension Not stated Klippel report on file; the value is a plot image and needs the vision extraction pass —
Coverage, H × V 80° × 80° tolerance: unstated · frequency: unstated Coverage, H × V: Manufacturer, Ascendo product page Manufacturer, Ascendo product page Document ↗

Measured directivity

Measured horizontal and vertical directivity is on file for this model. The Cinema Designer's reflections engine uses it in place of the coverage-angle model.

Source type
Independent measurementDirectivity: Independent measurement, Klippel NFS measurement report
Source
Klippel NFS measurement report, Contralto Audio
Confidence
high
Note
Read 2026-09-26 from the vector paths of the SPL Horizontal / SPL Vertical pages (openavdb extraction script). Per-plane distance, smoothing and reference voltage are in the data file.

Open the source document

Horizontal off-axis response

  • Extracted from a published plot
Horizontal off-axis response, Ascendo The 10 Passive LED Phantom: extracted from a published plot. Relative to on-axis (dB) against frequency (hz), 20 to 20000 Hz. -40 -30 -20 -10 0 10 20 50 100 200 500 1k 2k 5k 10k 20k Frequency (Hz) 0° 20° 40° 60° 90° 0°20°40°60°90° Relative to on-axis (dB) Horizontal off-axis response, Ascendo The 10 Passive LED Phantom: extracted from a published plot. Relative to on-axis (dB) against frequency (hz), 20 to 20000 Hz. -40 -30 -20 -10 0 10 20 100 1k 10k Frequency (Hz) 0° 20° 40° 60° 90° 0°20°40°60°90° Relative to on-axis (dB)
  • 0°
  • 20°
  • 40°
  • 60°
  • 90°
Plotted values
Hz0°20°40°60°90°
20—————
250-0.19-0.030.150.28
31.50-0.18-0.0900.11
400-0.25-0.23-0.2-0.14
500-0.25-0.27-0.31-0.33
630-0.21-0.29-0.37-0.45
800-0.2-0.31-0.43-0.54
1000-0.22-0.41-0.59-0.73
1250-0.21-0.41-0.61-0.77
1600-0.18-0.38-0.59-0.74
2000-0.15-0.33-0.54-0.67
2500-0.21-0.53-0.84-1.05
3150-0.33-0.8-1.3-1.63
4000-0.33-0.97-1.69-2.19
5000-0.24-0.59-0.98-1.28
6300-0.49-1.14-1.73-2.09
8000-0.42-1.45-2.74-3.77
10000-0.35-2.02-4.24-5.73
12500-1.06-3.21-4.86-5.6
16000-0.86-3.04-6.46-8.85
20000-1.47-4.94-9.03-11.68
25000-2.12-6.11-10.37-12.78
31500-1.45-5.12-9.95-12.09
40000-1.22-3.95-8.07-10.94
50000-1-3.8-8.12-11.2
630002.560.7-5.82-11
80000-1.32-6.39-15.58-20.96
100000-2.08-8.25-16.92-20.16
125000-3.91-12.43-19.69-30.08
160000-9.94-14.37-27.36-26.92
200000-12.14-23.33-26.11-28.33
Relative to on-axis at each third-octave band; published 0 to 90° (symmetric). Gaps: No value below 26.7 Hz: the curves fall under the plot's 60 dB floor on report page 14, so the page does not show them. Source conditions: vector paths read from the SPL Horizontal / SPL Vertical pages (openavdb extraction script). Source: Klippel NFS measurement report, Contralto Audio MEAS

Vertical off-axis response

  • Extracted from a published plot
Vertical off-axis response, Ascendo The 10 Passive LED Phantom: extracted from a published plot. Relative to on-axis (dB) against frequency (hz), 20 to 20000 Hz. -40 -30 -20 -10 0 10 20 50 100 200 500 1k 2k 5k 10k 20k Frequency (Hz) 0° 20° 40° 60° 90° 0°20°40°60°90° Relative to on-axis (dB) Vertical off-axis response, Ascendo The 10 Passive LED Phantom: extracted from a published plot. Relative to on-axis (dB) against frequency (hz), 20 to 20000 Hz. -40 -30 -20 -10 0 10 20 100 1k 10k Frequency (Hz) 0° 20° 40° 60° 90° 0°20°40°60°90° Relative to on-axis (dB)
  • 0°
  • 20°
  • 40°
  • 60°
  • 90°
Plotted values
Hz0°20°40°60°90°
20—————
250-0.44-0.64——
31.50-0.4-0.55-0.67-0.75
400-0.39-0.51-0.56-0.62
500-0.31-0.37-0.41-0.44
630-0.25-0.32-0.36-0.37
800-0.16-0.18-0.18-0.18
1000-0.13-0.13-0.1-0.1
1250-0.17-0.19-0.21-0.23
1600-0.14-0.18-0.22-0.23
2000-0.1-0.13-0.15-0.15
2500-0.11-0.16-0.22-0.25
3150-0.11-0.22-0.35-0.42
4000-0.19-0.38-0.6-0.78
5000-0.37-0.96-1.54-1.94
6300-0.46-1.31-2.19-2.85
8000-0.76-2.25-3.85-4.96
10000-0.92-3-5.1-6.39
12500-0.93-3.12-5.66-7.5
16000-1.49-5-9.37-12.44
20000-1.41-4.92-8.84-11.44
25000-1.61-5.38-10.16-13.3
31500-1.36-4.94-9.23-11.82
40000-0.92-3.76-8.08-11.32
50000-0.68-3.08-7.27-10.62
630002.590.22-5.92-10.21
80000-0.62-5.99-15.37-21.13
100000-1.81-9.38-16.22-21.53
125000-4.05-12.15-18.89-28.92
160000-9.23-12.83-25.33-26.59
200000-12.71-21.12-22.9-29.37
Relative to on-axis at each third-octave band; published 0 to 90° (symmetric). Gaps: No value below 26.7 Hz: the curves fall under the plot's 60 dB floor on report page 15, so the page does not show them. Source conditions: vector paths read from the SPL Horizontal / SPL Vertical pages (openavdb extraction script). Source: Klippel NFS measurement report, Contralto Audio MEAS