An Ibanez Tube Screamer is an overdrive/distortion pedal that is mild compared to many, but allows the true sound of the guitar and player's technique to come through.
the first letter is the month ( A is Jan., B is Feb, C is March..etc) the next two numbers are the year ..
the next four numbers are the production number that month (they only produced 9999 pieces each month)..(example) ..
1932 to present Founded in Nagoya, Japan by Matsujiro Hoshino as a book and stationery supply, retailing musical instruments from 1909. Son, Yoshitaro became president and instrument export started in 1927.
They imported Salvador Ibanez guitars from Spain and purchased the brand in 1930s.
I'll explain the reasons behind this in a moment, but first, take a look at text from an ad run during the 1970s: That gets right to the point.