Advertisement
Quick Links
!"##$%&'(
)*+,-)&-,
!"#$%"&'(")*)$#+$,-.*/%'0*1"2*$3,
!"#$%"&'(")*)$#+$,-
!"#$%"&'(")*)$#+$,-
!"#$%"&'(")*)$#+$,-
0422'(#+/"-5641)7"#8"&-93)$":)
0422'(#+/"-5641)7"#8"&-93)$":)
0422'(#+/"-5641)7"#8"&-93)$":)
0422'(#+/"-5641)7"#8"&-93)$":)
;<+"&')-=#+4#2
.*/%'0*1"2*$3,
.*/%'0*1"2*$3,
.*/%'0*1"2*$3,
Advertisement
Related Manuals for Community R2-474
Summarization of Contents
1 INTRODUCTION
1.1 Community R2 Loudspeaker Systems
Overview of the R2 Series loudspeaker systems covered by this manual.
1.2 IMPORTANT SAFETY INFORMATION
Alerts readers to critical safety considerations using CAUTION, WARNING, and DANGER terms.
3 UNPACKING AND INSPECTION
3.1 IMPORTANT NOTE – Mounting/Rigging Points
Highlights the importance of properly sealing mounting points for weather resistance and performance.
5 GENERAL DESCRIPTION
5.1 APPLICATIONS
Details the various environments and scenarios where R2 loudspeakers are ideally suited for use.
5.2 DRIVERS
Describes the specific driver components (HF, Midrange, LF) used within the R2 loudspeaker systems.
5.3 CROSSOVER
Explains the 3-way passive crossover, its components, and protection circuitry.
5.4 ENCLOSURE
Details the construction of the R2 enclosure, highlighting its fiberglass material and horn assembly.
5.5 GRILLE
Describes the construction and purpose of the loudspeaker grille assembly.
5.6 ACCESSORY
5.7 R2 COVERAGE PATTERNS
Explains the importance of understanding coverage patterns for proper loudspeaker aiming and performance.
5.7.1 ASYMMETRICAL COVERAGE PATTERN (R2-474 and R2-694 only)
Details the unique asymmetrical horn designs for specific R2 models and their benefits.
5.7.1 AIMING AXIS (R2-474 and R2-694 only)
Explains the acoustical axis for R2-474/R2-694 models and how it differs from the geometric axis.
5.7.2 AIMING AXIS (All R2 models except R2-474 and R2-694)
Describes the aiming axis for R2 models with symmetrical coverage patterns.
6 CHOOSING POWER AMPLIFICATION
6.1 POWER RATING
Provides guidance on selecting appropriate power amplifiers based on R2 loudspeaker power handling.
6.1 POWERSEnSETM DDP PROTECTION CIRCUITRY
Explains the built-in protection circuitry designed to prevent driver damage from excessive current.
7 ELECTRICAL INSTALLATION
7.1 CONNECTING THE LOUDSPEAKER
Details how to connect the loudspeaker, including cable polarity and connector types.
7.1.1 LOUDSPEAKER CABLE
Discusses loudspeaker cable selection based on resistance and gauge for optimal performance.
7.2 SIGNAL PROCESSING
7.2.1 High-Pass (Low Frequency) Filter
Recommends using a high-pass filter to protect low-frequency drivers from over-excursion.
7.2.2 Equalization
Provides guidelines for using equalization to optimize loudspeaker performance without damaging drivers.
8 PHYSICAL INSTALLATION
8.1 GENERAL MOUNTING INSTRUCTIONS
Covers general instructions for mounting the R2 loudspeakers using the provided points.
8.1.1 ACCEPTABLE MOUNTING POINT LOADING
Explains how to properly load mounting points to prevent failure and ensure safety.
8.1.2 MOUNTING OPTIONS OTHER THAN THE R2YOKE ACCESSORY
Discusses alternative mounting methods like using eyebolts or custom brackets.
8.3 INSTALLING THE R2YOKE
8.3.1 R2YOKE PARTS LIST
Lists the components included with the R2YOKE accessory for mounting.
8.4 WEATHER RESISTANCE
8.4.1 MAINTAINING WEATHER RESISTANCE
Details essential steps to ensure the loudspeaker's weather-resistant integrity during installation.
9 OPERATING PRECAUTIONS
9.1 LIMITING
Recommends using electronic limiting to protect drivers from overdriving and amplifier clipping.
9.2 AMPLIFIERS WITH BUILT-IN LIMITING
Discusses the use of amplifiers with integrated limiting features as an alternative.
10 SERVICING
10.1 Tools Required for Servicing
Lists the specific tools needed for performing maintenance and servicing on the R2 loudspeaker.
10.2 Grille Removal and Installation (See FIGURE 5)
Provides instructions on how to remove and reinstall the loudspeaker grille for servicing.
13 WARRANTY INFORMATION
Obtaining Warranty Service
Outlines the process for obtaining warranty service, including factory and field service.
Need help?
Do you have a question about the R2-474 and is the answer not in the manual?
Questions and answers