TABLE OF CONTENTS

WELCOME

2

SAFETY INFORMATION

4

DESCRIPTION OF UNIT

 

GFA-7805 FEATURES

5

GFA-7807 FEATURES

5

WARRANTY INFORMATION

5

INSTALLATION & HOOKUP

 

UNPACKING THE GFA-7805/7807

6

INSTALLING THE GFA-7805/7807

6

OPERATION

 

FRONT AND REAR PANEL DIAGRAMS

7

DESCRIPTION OF UNIT: REAR PANEL

8

DESCRIPTION OF UNIT: FRONT PANEL

8-9

CONNECTIONS DIAGRAM

10

CONNECTING THE GFA-7805/7807

11

TROUBLESHOOTING

 

RESOLVING PROBLEMS

12

CARING FOR YOUR GFA-7805/7807

13

SERVICE INFORMATION

13

GFA-7805 SPECIFICATIONS

14

GFA-7807 SPECIFICATIONS

15

Page 3
Image 3
Adcom GFA7807 owner manual Table of Contents

GFA7807 specifications

The Adcom GFA-7807 is a high-performance power amplifier known for its exceptional sound quality and engineering. As part of Adcom's renowned lineup of audio equipment, the GFA-7807 is celebrated for its ability to deliver powerful and accurate audio reproduction, appealing to audiophiles and casual listeners alike.

One of the standout features of the GFA-7807 is its impressive power output. It provides 200 watts per channel at 8 ohms and can deliver up to 350 watts per channel at 4 ohms. This robust power handling allows it to drive even the most demanding speakers with ease, ensuring that the music remains dynamic and detailed, regardless of the volume level. This amplifier's ability to maintain its performance under high loads is a crucial attribute for high-end audio setups.

The GFA-7807 employs a Class AB amplification design, which balances the benefits of both Class A and Class B amplifiers. This design helps minimize distortion and crossover issues, ensuring that the output remains clean and precise, particularly in the midrange frequencies. The amplifier's low total harmonic distortion (THD) rating further enhances its audio fidelity, making it an excellent choice for critical listening.

In terms of build quality, the Adcom GFA-7807 is constructed with rugged components designed to withstand the rigors of prolonged use. The sturdy chassis and high-quality connectors contribute to its durability, while also minimizing interference and maintaining signal integrity. The amplifier is also equipped with extensive protection circuits, which guard against short circuits, thermal overload, and other potential damage conditions.

Another noteworthy characteristic of the GFA-7807 is its versatility. It features multiple input options, including balanced XLR and unbalanced RCA connectors, allowing for seamless integration into various audio systems. Additionally, its rack-mountable design makes it an ideal choice for professional setups and home theaters alike.

Overall, the Adcom GFA-7807 power amplifier stands out in the audio landscape due to its impressive power handling, low distortion, rugged construction, and versatility. Whether used in a high-fidelity music system or a home theater, it delivers a remarkable listening experience that captures the essence of the original recording, making it a must-consider option for enthusiasts looking to elevate their audio setups.