Adcom High-Current Power Amplifier GFA-555se User Manual Page 1

OWNER’S MANUALGFA-555se High-Current Power Amplifi er

10DESCRIPTION OF UNIT: REAR PANEL(1) Inputs (unbalanced)The audio inputs for the GFA-555se are through high-quality, gold-plated RCA jacks to minimize

11(6) Mode SwitchesFor normal stereophonic mode of operation, the STEREO/BRIDGED input switch should be set to STEREO. Otherwise, the amplifi er will o

12RESOLVING PROBLEMSUse the chart below to solve common situations that don’t require professional attention. If the steps stated in POSSIBLE SOLUTIO

For Fax inquires, please include a return Fax number for the reply. When calling or writing about your GFA-555se, be sure to note and refer to its ser

GFA-555se SPECIFICATIONSPower Rating (To FTC Requirements) 200 Watts continuous average power into 8 ohms at any frequency between 20Hz and 20kHz wit

Input Sensitivity 200 watts into 8 ohms... 1.75V rms 1 watt into 8 ohms...

8541 East Anderson Drive, Suite 101Scottsdale, Arizona 85255Voice: 480.607.2277Fax: 480.348.9876www.adcom.comGFA-555se_manual_v1.1

2Congratulations on your purchase of the Adcom GFA-555seYou have made a wise choice that will reward you with exceptionally accurate musical sound rep

TABLE OF CONTENTSLETTER FROM THE ADCOM TEAM... 2SAFETY INFORMATION ... 4 DESCRIPTION OF UNIT GFA-555se FEATURES

• Read all the safety and operating instructions before con-necting or using this unit.• Retain this notice and the owner’s manual for future refer-

GFA-555se FEATURES • Precision-matched devices used throughout the signal path. • 60,000 μF of power supply-fi lter capacitance for greater reserve ca

INTRODUCTIONCongratulations on your decision to purchase the GFA-555se power amplifi er. By use of updated components in the classic ADCOM GFA-555 des

7CONNECTING THE GFA-555se When connecting the amplifi er to the loudspeaker, it is vital to maintain proper polarity (positive to positive, negative to

To set the amplifi er in bridged mono operation, fl ip the STEREO/BRIDGED input switch into the BRIDGED position. When in the bridged mono mode, input

thermal protectionchannel model GFA-555sepowerL R high current power amplifierinstantaneous distortion alert FRONT PANEL(7)(10)(9)(8)REAR PANEL(3)(1)