Online hearing test and audiogram printout : http://myhearingtest.net/
Data Center Server Room Noise Generator : http://mynoise.net/NoiseMachines/dataCenterNoiseGenerator.php
uRADMonitor Online radiation monitorin station : http://www.pocketmagic.net/uradmonitor-online-remote-radiation-monitoring-station/
Amos antennas for WIFI : http://www.qsl.net/yu1aw/ANT_VHF/Amos_Ant/amos_antennas.htm
PCB directionnal coupler SSPA Protec : http://www.ok2kkw.com/00003016/komparator/smerova_odbocnice_pcb/smerova_odbocnice_en.htm
Using laser pointer for optical communications : http://modulatedlight.org/optical_comms/using_laser_pointers.html
Micro duplexer by KI0AG : http://k0lee.com/duplexer.php
VHF Portal Hamradio equipement : http://en.vhfdesign.com/




Sub 9KHz Amateur Radio : https://sites.google.com/site/sub9khz/
XFilter box from S53 : http://lea.hamradio.si/~s53rm/XFILTER%20box.htm
Technical Information by PA0FRI : http://www.pa0fri.com/
LNA4all, Low Noise Amplifier from 28 to 2500 MHz by 9A4QV : http://lna4all.blogspot.fr/
Testeur de présence de terre par F6KFV : http://f6kfv.free.fr/kfv/index.php...
Informations and projetcts by M0MTJ : http://www.mds975.co.uk/Content/amateur_radio_01.html
Low Noise Yagis by DG7YBN : http://dg7ybn.de/index.htm
Modem APRS USB by F4FWH : http://www.f4fwh.fr/2014/10/modem-aprs-usb/
OT5A Radio Amateur Station : https://www.youtube.com/watch?v=SfckoIBCgWo




Photos depuis ISS : http://www.artemjew.ru/
HabHub home of high altitude ballooning tools from UKHAS : http://habhub.org/
2850km avec un Raspberry en WSPR : http://www.hb9fgk.org/raspberry-pi-wspr-2850-km-avec-10mw/
EI2DKH 144 MHz two way trans Atlantic beacon : http://86.43.106.118/ei4hq/ei8jk/
Arduino TNC by KI4MCW : https://sites.google.com/site/ki4mcw/Home/arduino-tnc
Boitier Schubert : http://www.schubert-gehaeuse.de/
Pré ampli micro à tube par F6CNK : http://radiotrans.over-blog.com/article-preampli-micro-original-41531650.html
Automatic coax switch by F8DQL : https://www.youtube.com/watch?v=8lR5aNFJ5Bw
SRT - Sardinian Radio Telescope (Time lapse) : https://vimeo.com/76069966
The Australia Telescope Compact Array (ATCA) : https://vimeo.com/73104737
Australian SKA Pathfinder Radio Telescope : https://vimeo.com/50121809
Construction of the Robert C. Byrd Green Bank Telescope : https://vimeo.com/69884056
Capture of an optical solar flare along with its radio reception. : https://vimeo.com/78000360




Expédition GB2015 / Grande Bleue 2015 : http://gb2015.hb9tv.ch
Small APRS transceiver by DB1NTO : http://unsigned.io/forum/viewtopic.php?id=2
MicroModem opensource AFSK / Bell 202, APRS ... : http://unsigned.io/projects/micromodem/
All sat frequency List Update by JE9PEL/1 : http://www.ne.jp/asahi/hamradio/je9pel/satslist.htm
Next Generation Beacons MGM + CW ID : http://www.rudius.net/oz2m/ngnb/
Arduino TNC by M1GEO : http://www.george-smart.co.uk/wiki/Arduino_TNC
Arduino KISS TNC : http://www.mobilinkd.com/2014/09/11/arduino-kiss-tnc/
LNA Large bande à PGA-103+ : http://www.arrad38.fr/bidouilles/lna_pga103_schubert/lna_pga103_schubert.htm
PyMultimonAPRS, HF 2 APRS-Is Gateway : http://asdil12.github.io/pymultimonaprs/
APRS I-Gate Linux : http://wiki.ham.fi/Aprx.en
APRS Statistiques du réseau Européen par OZ1IEP : http://www.oz1iep.dk/eunetworka.htm
APRS Statistiques du réseau Français pas F8ARO : http://f8aro.noip.me/networka.html

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