Power Amplifier Reviews

Adcom GFA-2
Power Amplifier

The Adcom GFA-2 stereo power amplifier features a stable, low-noise, low-distortion "front end" using differential FET amplifiers. The output stages of the GFA-2 use high-speed bipolar...
Adcom GFA-555
Power Amplifier

The Adcom GFA-555 power amplifier is somewhat unusual in being an affordably priced product that has also received wide acceptance from the "high-end" section of the audio fraternity....
Adcom GFA-555II
Power Amplifier

The GFA-555 remained in the Adcom line until recently, when the company upgraded it to the GFA-555II, which is almost identical to the original but has several new construction and...
Adcom GFA-7000
Power Amplifier

Performance and installation requirements for home-theater systems vary as widely as those for conventional stereo systems. An A/V installation can be as simple as a basic receiver...
AudioSource Amp One
Power Amplifier

The compact, low-price AudioSource Amp One stereo power amplifier, although conservatively rated at a modest 60 watts per channel, can meet the requirements of most home audio systems....
Carver C-1 and M-500
Preamplifier and Power amplifier

The Carver C-1 Sonic Holography preamplifier is basically a conventional high-quality control center, but its nomenclature gives a clue to its major point of difference from any competitive...
Crown Power Line Three
Power Amplifier

The Crown Power Line 3 basic power amplifier is rated to deliver 90 watts per channel into 8-ohm loads from 20 to 20,000 Hz with no more than 0.05 per cent distortion, or 140 watts...
Hafler 9300
Power Amplifier

The Hafler Model 9300, a basic stereo power amplifier, is rated to deliver 150 watts per channel into 8-ohm loads with less than 0.03 percent total harmonic distortion (THD) from 20...
Hafler DH-500
Power Amplifier

The Hafler DH-500 power amplifier is a "big brother" to the company's widely acclaimed DH-200, embodying many of the same design concepts with a thorough reengineering to deliver high-power...
Hafler XL-600
Power Amplifier

The XL-600 is the most powerful amplifier to bear the Hafler name. This formidable unit, which is rated to deliver 305 watts per channel into 8 ohms from 20 to 20,000 Hz with no more...
Harman Kardon Citation Twenty-Two
Power Amplifier

Since the introduction of its first Citation Series audio components in 1963, Harman Kardon has reserved that name for products whose design and performance represent a clear departure...
Kenwood C-1 / Kenwood M-1
Preamplifier and Power amplifier

Kenwood's Basic C-1 preamplifier and Basic M-1 power amplifier are part of its "Audio Purist" series of high-fidelity components. The C-1 and M-1 are matched in size, appearance, and...