Circuit boards are grouped according to topic

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Circuit boards are grouped according to topic / syllabus section. For more details of boards within any group, click on image to open a full page description.
Analogue Electronics Grampian Op Amp : build all op amp circuits simply & quickly +/- 12V Regulator : dual rail supply for op amps Wheatstone Bridge : for balanced & unbalanced bridge circuits Optoelectronics Variable Voltage Source : simplifies collection of data P-N Junction Diode : with protection resistor LED : with protection resistor Photodiode : with protection resistor RGC Electronics Boards Logic Gates Board : simple, self contained testing of AND, OR, NOT gates NOT Gate set : for building clock pulse generator Counter Board : contains all subsystems for building counter/decoder/display 5V Regulator : add-on regulator board giving suitable power supply Lochaber Logic Tutor A comprehensive combinational logic tutor with a wide selection of gates, input switches and logic indicators. Colour Mixing Box   Designed for use by pupils working individually or in small groups to investigate colour mixing, colour perception and shadows. Input / Output Devices Light Dependent Resistor Thermistor Lampholder LEDs Buzzer Relay Motor 7 Segment Display				Angus Systems Board Robust circuit board for introductory work on systems electronics. Uses 4mm connectors throughout. Capacitance Charge/Discharge Circuit : investigate voltage and current graphs for capacitor charge and discharge Constant Current Circuit : investigate Q-V relationship and measure capacitance Rectifier/Smoothing Circuit: demonstrate rectification and smoothing Amplifiers Designed for Standard Grade / Intermediate Physics Simple Amplifier : to illustrate amplifier action and voltage gain Power Amplifier : audio amplifier to illustrate power gain Simple Amplifier : to illustrate amplifier action and voltage gain Power Amplifier : audio amplifier to illustrate power gain Transistor Boards A very clear and robust set for building transistor circuits.  Addresses all outcomes at Standard Grade, Intermediate and Higher. NPN and MOSFET transistor boards Component Panels : screw mount to main boards to build circuits. Built circuit matches circuit diagram Teaching Chip Boards Teaching Chip Project Board : flexible resource using overlay cards for each of the four teaching chips Resistance and Length and Resistance and Width boards for investigation of Chip 1 Chip 4 (Ring Oscillator) Board : simplifies setting up of ring oscillator Optic Communication Set Experiment with audio communication link using light in air or fibre. Set includes Transmitter and Receiver boards, 1 metre optic fibre and 3.5mm input jack lead. Longer fibre available if required. Basic Components switch bulbholder potentiometer 4mm and 2mm leads spares and repairs