Marantz ST-5 st5 FM/AM High Quality Quartz lock digital synthesizer Tuner
Harmonic distortion: Mono, 1kHz:0.08%(WIDE), 0.15%(NARROW) / Stereo, 1kHz:0.15%(WIDE), 0.25%(NARROW). Harmonic distortion ratio: 0.5. AM suppression ratio: 60dB. Very Good (70~). Good (60~). ~For the other countries.