John Koster, W9DDD

John has been involved with amateur digital communications since 1959, acquiring his first Teletype shortly after becomming licensed.

John contributed to the devlopement and deployement of TexNet while a member of TPRS (Texas Packet Radio Society).

John enjoys the R&D/building side of the amateur radio hobby. He has been involved in the production and/or design of several TAPR kits. The Compact Flash Adapter, PIC-E, T-238, Alex Envlosure to name a few.

He began his involvement with TAPR in 1994 serving as board member. He has shared Office Manager duties with his wife Laura since 2001.

John and Laura reside in Richardson, TX and are both retired.