Adcom GFA 555 Owners Manual

Page 2

ADCOM GFA-SSS OWNERS MANUAL

WELCOME

It is very important that you thoroughly read this owners manual before
turning your ADCOM GPA-555 power amplifier on. (For those in a hurry, please
read Sections 1-5).

Your ADCOM GPA-555 represents the most adVanced thinking in audio amplifier
design. At 200 watts per channel. the GPA-555 offers an exceptional value;
superior performance at a reasonable price. Some of the outstanding features of

this product are:

~ 200 watts per channel, 20Hz-20KH2, into an 8 ohm load with both channels
drIVEn with less than 0.09% total harmonic distortion.

- 325 watts per channel, 20Hz-20Kflz, into a 4 ohm load with both channels
driven with less than 0.25% total harmonic distortion.

- The ability to drive very low impedance loads.

- Bridged mode power of 600 watts, 20Hz-20KH2, into an 8 ohm load with less

than 0.25% total harmonic distortion.

~ Instantaneous Distortion Alert which indicates whenever distortion products

are above the 1% level.

This manual has been written to anticipate the kinds of questions you
might encounter while enjoying the full benefits of your ADCOM GPA-555 power
amplifier. Please read it thoroughly to fully understand all the features offered

and how they can be used to maximize the performance of your audio system.