FK109 2 LED Flasher Each LED flashes alternately.
Adjust the flash rate by turning the potentiometer. This is a very low cost and easy-build introduction to basic electronics. PCB Dimensions 36x31mm – Powered from 6-9VDC.
Experiment with how we humans perceive light by changing the flash rate.
For more advanced students it is possible to change the frequency even further by simply changing resistor or capacitor values.
A very popular kit which has been used in many applications where flashing lights are used.
For a short video on FK109 being demonstrated and some application ideas, please visit: https://youtu.be/6WZ5yN-ifQs
The simple kit is an easy-build introduction to basic electronics.
Comes with extensive Construction Notes which include step-by-step photos, Component Identification, and trouble shooting suggestions.
The student Notes are aimed at allowing students to work at their own pace, with a high probability of success.
Also available is a video of a kit being assembled. Follow this link : https://youtu.be/RKEuVCDTIx8
A separate set of Teacher Notes include Extension Activity suggestions as well as Tips & Techniques for avoiding common faults and problems.
Suggested housing FB03, also available here.