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Heathkit ET-3300

Laboratory Breadboard

The Heathkit modell ET-3300 Laboratory Breadboard is a powered breadboard for building and testing circuits and provides: 

  • to separate stabilized short-circuit proof 12 Volt, 100 mA (positive and negative) power supplies
  • one stabilized short-circuit proof 5 V, 1,5 A power supply
  • 4 breadboards