Breadboard 3220 is designed for solderless experimental design electronic circuit manufacture. Variety of electronic components can be freely inserted or removed as needed,<br> eliminating the need for welding, saving assembly time of the circuit, the element can be reused, very suitable for electronic circuit assembly, commissioning and training. <br><br>1. Accepts most electronic components, including integrated circuits and transistors for digital and/or analog circuitry; <br>2. ABS plastic material;<br>3. Completely reusable; <br>4.Binding Posts Coded Black, Red, Blue and Green.<br>5. Accepts a variety of wire sizes(AWG:20-29)<br>6. Coloured coordinates for easy component placement<br>7. Pins are identified by numbered rows and columns;<br>8. Ideal for high frequency and low noise circuits;<br> 9. Use to breadboard and debug circuit designs; <br>10. Black aluminum back plate <br>