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General| Brand | Altec Lansing |
|---|---|
| Model | MR64B HF HORN |
| Category | Horn |
| Language | English |
Details the MR64B as a mid/high-frequency horn with excellent directivity control and uniform dispersion.
Covers dispersion angles, polar patterns, crossover frequency, construction, dimensions, and pressure sensitivity.
Specifies the required 34654 throat assembly and optional accessories for the MR64B horn.
Graph showing excellent horizontal and vertical directivity control, with uniformity above 800 Hz.
Illustrates the uniformity of on-axis and off-axis frequency response curves.
Shows response curves similar to actual power response due to horn dispersion uniformity.
Presents directivity factor (Q) and directivity index (DI) across frequency range.
Depicts solid-angle coverage at 1 to 2 kHz using contour lines.
Charts showing vertical polar response patterns across various frequencies (315Hz to 20kHz).
Charts showing horizontal polar response patterns across various frequencies (315Hz to 20kHz).
Rear, top, and side views with dimensions for the MR64B horn and 34654 throat.
Lists key publications regarding Mantaray horns and apparent apex theory.
Defines requirements for the loudspeaker's directivity, construction, performance, and dimensions.
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