Stereo Amplifier
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GFA-5500
The MOSFET outputs are acknowledged worldwide for their ability to amplify harmonics, musical texture, and extended bass with unequalled accuracy.
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GFA-5400
The GFA 5400 replaces the GFA 545II and offers many of the same design features and sonic attributes of the enthusiastically received GFA 5802 and GFA 5500.
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GFA-555se
The classic award winning amplifier design of the original GFA-555mkII has been reborn. Externally, the chassis footprint and front panel design are identical to the original.
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