Geen activiteiten.
Storingen hoe ze klinken en nu herken je ze ook misschien ???
Plasma-TV – shortwave killer – receiver set to USB – producing QRM from 0.1 – 28 MHz
http://www.iarums-r1.org/iarums/sound/tv-plasma.wav
Plasma-TV - shortwave killer – 3500 kHz – AM - producing QRM from 0.1 – 28 MHz
http://www.iarums-r1.org/iarums/sound/tv-plasma-am.wav
Large LCD-TV shortwave killer – 3515 kHz – USB
http://www.iarums-r1.org/iarums/sound/lcdl.wav
Small LCD – TV
http://www.iarums-r1.org/iarums/sound/tv-lcd.wav
TV – switching power supply
http://www.iarums-r1.org/iarums/sound/tv-switchps.wav
Radiation of a computer monitor, switching power supply
Radiation of a TFT- computer monitor
http://www.iarums-r1.org/iarums/sound/tft1.wav
Radiation of a broadband DSL-Modem on 10, 21 and 24 MHz
DC PS black cable with filter (white) – 30 dB reduction of the disturbing signal!
Radiation of a brandnew combined fax-telephone device (made in Thailand)
http://www.iarums-r1.org/iarums/sound/fax.wav
0 5 10 15 20 25 30 MHz
The same device -
PLC – shortwave killer in Portugal
producing QRM from 1 - 30 MHz – reported by CT4AN
http://www.iarums-r1.org/iarums/sound/plc.mp3
LED Power Supply – disturbing 12 – 15 MHz
http://www.iarums-r1.org/iarums/sound/led.wav
Compiled and published by DK2OM
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