Planck’s Constant
Catalogue No: 1110845
Seven LED’s of different wavelengths mounted on a moulded plastic case (142x80x40) mm approx, selectable through a rotary switch. The apparatus uses a 5V DC input external 4mm sockets. To monitor the current and voltage across each LED additional 4mm sockets are provided to connect voltmeter and ammeter. The operating voltage for the LED’s can be adjusted with the help of potentiometer.
* Planck’s Constant
Pack of (Pcs): 1
Seven LED’s of different wavelengths mounted on a moulded plastic case (142x80x40) mm approx, selectable through a rotary switch. The apparatus uses a 5V DC input external 4mm sockets. To monitor the current and voltage across each LED additional 4mm sockets are provided to connect voltmeter and ammeter. The operating voltage for the LED’s can be adjusted with the help of potentiometer.
* Planck’s Constant
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