Built in IC regulated power supply 0-10V, 200mA, two moving coil meters (Voltmeter 20V) & (Milliammeter 150mA) along with small bulb to nd Stefan's constant.
Built in IC regulated power supply 0-10V, 200mA, two moving coil meters (Voltmeter 20V) & (Milliammeter 150mA) along with small bulb to find Stefan's constant.