Celebrating 100 years of Amateur Radio in Tasmania - June 2023

The Century “Cent” (1 Watt) 80m CW Transmitter Mk I by Nic VK7WW

Click the button for project details in downloadable .pfd format.

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ERRATA - A revised ‘CENT’ layout diagram - September 2023

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Polarity Protection, RF choke notes, Oscillator improvement, modifications for 40m and adding Sidetone.

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This VFO project makes a great addition to the Century “Cent” 1w CW Tx! We are grateful to the RSGB for making this pdf available.  Note:

‘Copyright the Radio Society of Great Britain and reproduced with its permission’

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A “Cent“ construction video - March 2025

The YouTube video was made by Jordan VK3ACU, who is situated in Victoria and covers his building of the project and its subsequent testing. Jordan presented a very clean compact version of the build and then put it through its paces. With his test set up it was easily heard using a remote SDR in Perth Western Australia, this would have been a distance of about 3000 Kilo Metres. He followed up showing a live CW contact approximately 700 Kilo Metres away in New South Wales.     

This is only a short video, it is well produced and narrated and well worth the eight minutes to watch.

https://www.youtube.com/watch?v=6XIBcEhON3M

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