Solder less breadboard ? DC power supply ? Fixed DC Output: ±5V, ±12V @500mA ? Variable DC Output: Dual 0~30V, 0~ -30V @ 500mA ? AC power supply: 5,12 VAC ? Potentiometers: 2 No’s ? Function generator Frequency range: 1Hz - 100 KHz ? Components: Diodes, BJT,FET,JFET, Transistor etc