Although Tektronix introduced the 511 in 1947, their first advertisements did not appear until September of 1948. We have archived the early advertisements from Tektronix by year. Click on the links below to view those pages.

1948 Tektronix Advertisements

1949 Tektronix Advertisements

1950 Tektronix Advertisements

1951 Tektronix Advertisements

1952 Tektronix Advertisements

1953 Tektronix Advertisements

1954 Tektronix Advertisements

1957 Tektronix Advertisements

1962 Tektronix Advertisements