from Google
JeeNode
Wireless micro-controller board designed for a variety of Physical Computing tasks.
Transmits radio signals on 433 and 866 MHz.
Designed by Jean-Claude Wippler (and others)
- JCW’s blog: http://jeelabs.org
- Jeelib software: https://github.com/jcw/jeelib
- Modern Devices (USA manufacturer): http://moderndevice.com/products/jeenode-kit
Anna Friz
Carl’s electronics
Fundamentals of radio
Repurposed transmitters
notes
- Low Power Radio blog: https://sites.google.com/site/lowpowerradio2/
- BH1417 (FM) https://sites.google.com/site/lowpowerradio2/undertendollars
- Nokia N900 phone (FM) http://smartphones.wonderhowto.com/how-to/use-fm-transmitter-nokia-n900-329867/
- RFM12b (FM 433 or 866MHz) http://www.pcpro.co.uk/realworld/380878/hack-your-own-radio-transmitter
- Jeenodes: https://reactivemusic.net/?p=11019
- Hacking a small FM transmitter for music players – to add antenna and external power http://www.instructables.com/id/Hacking-FM-Transmitter/?ALLSTEPS
Other possibilities:
- Microwave ovens
- Key fobs
- Cordless phones
- Wifi access points
- prepaid analog cell phones
Vegetable strainer wiFi antenna
USB wifi adapter plus parabolic vegetable strainer
At wonderhowto.com
http://mods-n-hacks.wonderhowto.com/how-to/make-wi-fi-extender-from-asian-parabolic-cookware-77212/
The Arecibo Message
This pattern was broadcast into space on November 16, 1974 from the Arecibo telescope in Puerto Rico.
2380 MHz, FSK, 10 bits/second, 10 hz shift
http://en.wikipedia.org/wiki/Arecibo_message
Radio with Pure Data
Information page for radio and Pure Data
By Fred Jan Kraan
http://fjkraan.home.xs4all.nl/digaud/puredata/rtlsdr/index.html