A Short History of the TEF Revolution
Time Delay Spectrometry (TDS) developed and patented by Richard C. Heyser is a revolutionary technology that nearly was lost to the audio world as a practical measurement. This short history details how it was brought to the attention of the industry as a useful tool rather than just a remarkable theory.
Click to purchase paper or login as an AES member. If your company or school subscribes to the E-Library then switch to the institutional version. If you are not an AES member and would like to subscribe to the E-Library then Join the AES!
This paper costs $33 for non-members, $5 for AES members and is free for E-Library subscribers.