Quick Answer: The Solar Cell Characteristics Apparatus is a trainer panel for measuring the output of a silicon solar cell under changing load, to find its maximum power point, fill factor and efficiency. It has 0 – 1V / 10V and 0 – 10mA / 100mA DC meters and a variable load.
Last updated: October 2026
Key Features
Silicon solar cell mounted on an adjustable stand
Voltmeter with 0 – 1V / 10V DC ranges
Ammeter with 0 – 10mA / 100mA DC ranges
Built-in variable load for sweeping the operating point
Bakelite panel with printed circuit diagram and 4mm sockets
Technical Specifications
Specification
Value
Solar cell
Silicon cell on adjustable stand
Voltmeter
0 – 1V / 10V DC
Ammeter
0 – 10mA / 100mA DC
Load
Integrated variable load
Terminals
4mm shrouded colour-coded sockets
Panel
Bakelite with circuit diagram
Dimensions
310mm x 200mm
About This Product
Students light the cell, vary the load from open circuit to short circuit and record voltage and current at each step. Plotting the I-V and power curves shows the maximum power point and lets them calculate the fill factor and conversion efficiency of the cell.
Frequently Asked Questions
Is a light source included with the solar cell apparatus?
The source states only that the apparatus works with halogen or LED solar simulators; a light source is not listed as included.
What can be found with this apparatus?
The maximum power point, fill factor and efficiency of the solar cell.