| No. MX-907. Learn about transistors, transformers, diodes, capacitors, oscillators, basic electronic circuits, and schematic symbols. Includes built-in speaker, earphone, meter, seven-segment LED digital display, out-front controls, and more. Build your own Radio, AM Broadcast Station, Burglar Alarm, Electronic Game, Ohmmeter, Telegraph, Rain Detector, Amazing Sound Effects, and much more. Easy to read, illustrated, lab-style manual included. Uses spring hook up method. Requires six (6) "AA" batteries. Can ship in 3-4 weeks. |