This is a new ADVANCED state of the art proto-board design workstation which is ideal for higher level analog, digital and microprocessor circuit designs. It is a robust electronics trainer suitable for all levels of electronics instruction and design. Utilizing the PB-505, students will learn valuable hands-on breadboarding techniques and build a solid foundation in circuit experimentation, construction and analysis. Experienced designers will find it an invaluable instrument, providing a reliable platform for the most advanced and demanding design applications.