Headphone Reviews

Digital Sources: iTunes 9.03 with Mac mini (G4 processor) running OS10.5.8; iTunes 9.03 with MacBook (Intel processor) running OS10.6; Foobar 2000 with Shuttle PC (dual-core AMD Athlon processor) running Windows 7.
Headphone Amplifier: Benchmark DAC1.
Headphones: Sennheiser HD-650, Sony MDR-7506, Ultimate Ears UE-5c.
Cables: Belkin USB cable (with DACport), Monster Cable 3.5mm-TosLink optical cable (with Benchmark).—John Atkinson