Amateur radio, electronics, software, technology
Mark over at www.brainwagon.org has posted some interesting info about sending hellschreiber from an Arduino (see Marks image above). He has used KD1JVs oscillator circuit that was originally used for the wireless morse code thermometer project. Mark has written code for the Atmel Tiny 13A uC for Hellschreiber transmission. You can find code on his [...]
Posted: February 13th, 2012 under Amateur radio, Hacks.
Tags: atmel, DS18B20, helldunio, Hellschreiber, oscillator, tiny13A, xtal
Comments: none
The water cannon of this automated anti-cat system designed by a guy in Australia looks like it might be a good extension for my badger detector with radiolink that is described in another post. However…. the water pressure may be reduced somewhat if it is used against birds it looks like… Be sure to watch [...]
Posted: May 26th, 2011 under Hacks.
Comments: none
We have 4 badgers in our garden that digs up our lawn. Now our patience is sorta over… and it is time for some action to scare the creatures off the property.
I have modified a passive infrared det…
Posted: May 17th, 2011 under Hacks.
Tags: 13cm datalink, badger detector, nRF2491, passive infrared detector, wireless
Comments: none