Tech History Today – July 1

In 1979 – Sony introduced the Sony Walkman TPS-L2. It weighed 14 ounces, was blue and silver, and had a second earphone jack. It was originally marketed in the US as the Sound-About and in the UK as the Stowaway.

In 1991 – Finnish Prime Minister Harri Holkeri made the world’s first GSM call over a privately operated network to Vice Mayor Kaarina Suonio in Tampere. The Prime Minister used Nokia gear on GSM’s original 900MHz band.

In 2008 – Bill Gates retired as an employee of Microsoft, to focus on the Bill and Melinda Gates foundation. He remained Chairman pf the Board.