EARLY TRANSISTOR HISTORY AT
Elmer Wolff Jr Oral History – Continued
1. August 3, 1953
Started at TI as a Development Engineer for Grown Junction Devices. Wrote the TI Device Data Sheet for the 200/201/202 Series Transistors.
2. March, 1954
Assigned Responsibility for the Type 800 Series Phototransistor. Built AutoLight Dimmer for Cars.
3. March, 1954
Began Work on Transistors To Be Used in the First Commercial Transistor Radio (Regency TR1).
4. December, 1954
IDEA Corp/Regency Radio Introduced Using Four Color-coded TI Transistors.
5. July, 1956
Presented New Device (2N389 Silicon Diffused Power Transistor) at WESCON Conference.
6. August, 1957
Interdigitation of Contacts.
7. November, 1964
European Assignment: Engineering Mgmt.
8. March, 1980
25th Anniversary Celebration of Regency TR1 Transistor Radio at TI Annual Planning Conference.
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