MADE IN THE USA IN THE 16TH WEEK OF 1982 !!!
THIS IS THE FIRST VERSION OF THE DOD FX55, HAS FOAM PAD
The FX55 Distortion was based on the FX50 Overdrive Preamp, initially sharing the same undersized (3.125" x 2.25") circuit board but with somewhat greater gain. The FX55 was one of the original ten DOD FX-series pedals that debuted in 1982, but it was discontinued with the introduction of the FX55B in early 1986.
Notable IC chip: TL062CP op-amp
Takes 9 volt adaptor or battery (not included).