Here's a rare 1980 Ibanez Tube Screamer Overdrive Pro TS-808 JPN pedal for sale.
 
Black label with serial number beginning with 129xxx. Font on the casing's front with Ibanez (R) "trademark" logo. " Dash " included in the casing's font " Overdrive Pro TS -808 ".
 
No nut holding the power adaptor jack on. The plastic battery door cover reads "MAXON" on the rear side.
 
The capacitor codes of this pedal indiciate production period from between the 32nd week of 1980 (between 4 - 10 August 19080) and the 46th week of 1980 (between 10 - 16 November 1980).
 
Original brown circuit board imprinted " MP-D0I20IB MAXON KU ".  An 8 Pin IC chip present on the main circuit board reads " JRC 4558D 0669 ". This is the coveted Japanese manufactured 4558D Op-amp chip.
 
Authentic electrical components observed. Replacement 9V battery snap connector (black).
 
The pedal is in overall very good condition (considering its age), both cosmetically and functionally. No box included. Pedal only.
 
Thank you.