9 Room Acoustics and Speaker Position

41

 

 

Introduction

41

 

 

An Optical Analogy

42

 

 

Basic Room Acoustics

42

 

9.1 Standing Waves

43

 

9.2

Flutter Echo

44

 

9.3

Early Reflections

45

 

 

Avoiding Early Reflections

46

 

 

Low Frequency Reflections

48

 

9.4 Bass reinforcement

49

 

9.5 Summary of Recommendations

52

 

 

Flutter Echo and Standing Waves

52

 

 

Early Reflections

53

 

 

Speaker Placement

53

 

9.6 A Listening Room Example

54

10

Listening Position

55

 

 

Path Length Symmetry

55

 

 

Time Alignment

55

 

 

Summary

56

11 Accuracy of Bass Reproduction

57

 

 

Introduction

57

 

11.1

Sensitivity to Time-Related Information

58

 

 

"Fast Bass"

58

 

11.2 Measurements of Audio Equipment

59

 

 

A Correlation with Amplifier Measurements

59

 

 

Loudspeaker Measurements

60

 

 

Designing for Accurate Bass Reproduction

61

 

11.3

Listening Qualities

62

 

 

Frequency Response Effects

62

 

 

Listening for Size Distortions

62

 

 

Transient Response Effects

63

 

11.4 Active Subwoofer System

64

 

 

Anechoic Frequency Response vs. In-Room Frequency

 

 

 

Response

64

 

 

Active Control of Bass Energy

64

12 Features

65

13

Specifications

66

 

 

Loudspeaker

66

 

 

Subwoofer Amplifier

66

14 Notes

67

Page 4
Image 4
Avalon Acoustics Sentinel manual Listening Position

Sentinel specifications

Avalon Acoustics Sentinel represents a pinnacle in high-fidelity loudspeakers, designed for audiophiles who demand exceptional sound quality and elegant design. Known for their commitment to meticulous craftsmanship and innovative technology, Avalon Acoustics continues to push the boundaries of acoustic performance with the Sentinel model.

One of the standout features of the Sentinel is its unique three-way design. This configuration allows for precise sound reproduction across the entire audio spectrum, delivering rich bass, articulate midrange, and sparkling highs. The speaker utilizes proprietary drivers that have been engineered to minimize distortion while maximizing dynamic range and sensitivity. This ensures that every note is rendered with clarity and precision, making it ideal for any listening environment.

The cabinet design of the Sentinel is another aspect that underscores Avalon's commitment to excellence. Constructed from carefully selected hardwoods and finished to perfection, the enclosure not only enhances aesthetic appeal but also plays a critical role in acoustic performance. Its solid build effectively reduces resonance and undesirable vibrations, allowing the drivers to perform at their best.

In terms of technology, the Sentinel incorporates advanced crossover networks. These networks are designed to ensure seamless transition between drivers, providing a cohesive soundstage. By using high-quality components, the crossover systems significantly improve the overall performance, ensuring that listeners enjoy a balanced and natural tonal quality.

Moreover, the Sentinel features adjustable bass ports, allowing users to tailor the speaker's performance to fit their specific room acoustics. This flexibility helps to optimize the listening experience, regardless of the environment. The speakers also include easy-to-use bi-wiring and bi-amping capabilities, enabling audiophiles to customize their setup for optimal sound quality.

Finally, the visual appeal of Avalon Acoustics Sentinel cannot be understated. With its sleek lines and contemporary design, it is a statement piece that complements any décor. Available in various finishes, the Sentinel seamlessly blends performance with style, catering to both auditory and aesthetic sensibilities.

In summary, Avalon Acoustics Sentinel stands out as an exceptional loudspeaker that combines advanced technology, exquisite craftsmanship, and customizable features. Its three-way design, high-quality drivers, and adjustable features make it a top contender for those seeking unparalleled sound quality in a luxurious package.