GPT16 series – Phonecard Museum https://phonecardmuseum.com Card Technology Museum — History, Research & Collecting Sun, 16 Aug 2026 21:08:06 +0000 en hourly 1 https://wordpress.org/?v=7.0.4 https://phonecardmuseum.com/wp-content/uploads/cropped-Phonecard-Museum-Logo-Favicon-100x100.png?v=1781558091 GPT16 series – Phonecard Museum https://phonecardmuseum.com 32 32 VEN-0101-GPT-ENG https://phonecardmuseum.com/museum-collection/phonecards/south-america/venezuela/ven-0101-gpt-eng/ Sun, 16 Aug 2026 20:56:05 +0000 https://phonecardmuseum.com/?post_type=product&p=8755

BS500 Unit first GPT chip test card for Venezuela.
2 values known BS.250 and BS.500
These belong to the GPT16 Engineer, TEST and Demo series, and are the only cards recorded so far with GPT15 controls. Known numbers here:
BS.250
GPT15999935
GPT15999949

BS.500
GPT15999966
GPT15999974
See article on GPT (Part 2) SOON!

]]> VEN-0100-GPT-ENG https://phonecardmuseum.com/museum-collection/phonecards/south-america/venezuela/ven-0100-gpt-eng/ Sun, 16 Aug 2026 20:44:13 +0000 https://phonecardmuseum.com/?post_type=product&p=8748

BS250 Unit first GPT chip test card for Venezuela.
2 values known BS.250 and BS.500
These belong to the GPT16 Engineer, TEST and Demo series, and are the only cards recorded so far with GPT15 controls. Known numbers here:
BS.250
GPT15999935
GPT15999949

BS.500
GPT15999966
GPT15999974
See article on GPT (Part 2) SOON!

]]>