Fbt jolly 12ba - User Manual

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Summary

Introduction

Brief Notes on Acoustics

Safety and Precautions

Electrical and Fire Hazards

Avoid electrical shock and fire by not opening unit or exposing to moisture.

Handling and Environmental Care

Protect from elements, avoid touching speaker cones, and use correct power cables.

Operational Guidelines

Check voltage, avoid microphone feedback, use original cables, and clean properly.

Troubleshooting and Maintenance

Contact authorized service for malfunctions and repairs.

Speaker Impedance and Matching

Understanding Speaker Impedance

Learn about impedance as speaker resistance to alternating current and its variation with frequency.

Matching Amplifiers and Speakers

Guidance on matching amplifier output impedance to speaker input impedance for optimal performance.

Speaker Layout and Components

Technical Specifications

Connection Panel Overview

Input;Output Connectors (IN-link-OUT)

Details on balanced XLR+Jack combo inputs and XLR link outputs.

Signal Level and Tone Controls

Explanation of LINE/MIC selector, HIGH/LOW tone controls, and VOL potentiometer.

Ground Lift and Limiter Functions

Function of GND LIFT switch and LIMITER LED indicator.

Power and Fuse Information

Description of POWER LED, power socket, and fuse.

Connection Examples

Connection Examples and Non-Amplified Panels

Speaker Parallel Connection

How to connect multiple JOLLY speakers in parallel using Speakon connectors.

Mixer to Speaker Signal Flow

Examples of connecting mixer outputs to JOLLY speaker inputs via XLR-Combo.

Non-Amplified Speaker Connections

Details on Speakon connector usage for non-amplified speaker models.

Accessories

Speaker Stands and Mounting

Information on speaker stands, their stability, height, and wall mounting brackets.

Connection Cables and Diagrams

Balanced and Unbalanced Cable Wiring

Wiring diagrams for balanced (XLR) and unbalanced (Jack) audio connection cables.

Speakon Connector Wiring

Diagram showing the wiring for Speakon connectors used for speaker connections.

Polar Diagrams and Frequency Response

Jolly 12 r Polar Diagrams

Horizontal and vertical polar diagrams showing beamwidth at different frequencies.

Jolly 12 r Frequency Response

Graphs showing frequency response and input impedance for the Jolly 12r model.

Polar Diagrams and Frequency Response (Continued)

Jolly 12 ra Polar Diagrams

Horizontal and vertical polar diagrams showing beamwidth at different frequencies.

Jolly 12 ra Frequency Response

Graphs showing frequency response and input impedance for the Jolly 12ra model.

Jolly 12 b Polar Diagrams

Horizontal and vertical polar diagrams showing beamwidth at different frequencies.

Jolly 12 b Frequency Response

Graphs showing frequency response and input impedance for the Jolly 12b model.

Fbt jolly 12ba Specifications

General

HF Amplifier	50W RMS
Speaker Size	12 inch
Woofer	12 inch
Tweeter/HF Driver	1 inch
Frequency Response	50Hz - 20kHz
Sensitivity	98 dB
Input Impedance	22k Ohm
Type	Active Speaker
Input Connectors	XLR
Power Supply	AC 230V, 50Hz