TEAC PD-507T CD TransportTEAC PD 507T CD Transport The Reference 500 Series CD transport, based on TEAC's proprietary CD transport mechanism long used in the broadcast industry, and has been meticulously enhanced to deliver even greater sound quality. The PD 507T is a CD transport that uses highly acclaimed TEACs in house manufactured CD transport mechanism. By specializing in pristine digital output without DAC, it enables high quality CD playback through various audio