chrisgzf
commented
4 years ago Hi @zst123, this a cool project! We really like how you made use of whatever components you had on hand (especially during this tough period) to come up with a fun and interesting hardware project. Very nice write-up too! Thanks for sharing your work and your OpenHack submission is now accepted!
Please visit https://openhack.nushackers.org/congrats and fill up the form so that we can capture your details for the prizes.
We hope you had fun working on the challenge and we hope you will continue making open-source contributions, even outside of the event! 😃
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Hardware project
Even with a slow timer clock frequency, I demonstrate how to transmit a valid video stream to a PAL Analog TV on channel 3 VHF. This is done by taking advantage of higher-order harmonics from a PWM square wave signal to achieve the desired frequency.