Boss DS-1 Distortion – MIJ Japan – October 1983 – TA7136AP (early long-chip era)

Made in Japan Boss DS-1 from October 1983 (serial in battery compartment). Early production example featuring the sought-after TA7136AP op-amp.

Details:

• Model: DS-1 Distortion
• Made in Japan (black label, “Products of Roland”)
• Serial: October 1983
• Op-amp: TA7136AP
• ACA power spec
• Standard controls: Level / Tone / Dist

Condition:

• Fully functional
• Cosmetically shows expected wear for age (scuffs/chips to enclosure, patina on hardware)
• Original knobs and battery door intact
• Internal components appear original

Notes:

• Classic early DS-1 circuit before later revisions
• Known for a slightly warmer, less harsh character compared to later versions

Includes:

• Pedal only (no box or accessories)