XPost: rec.radio.info
The DXZone.com Amateur Radio Internet Guide
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Top Amateur Radio Websites - Issue 2217
Posted:
https://www.dxzone.com/top-amateur-radio-websites-issue-2217
Big Wheel Antenna for VHF , Making Sense of Solar Indices, Six meter
Hentenna, SDRangel, The SPC Tuner, E-field Probe Antenna, WebSDR in Andorra
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Spy Numbers Recordings
Posted:
https://www.dxzone.com/dx34865/spy-numbers-recordings.html
Shortwave Radio/Numbers stations
From the sortwave radio audio archive, a collection of recordings of
several spy numbers stations, russian, spanish, cuban audio recordings
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Attenuator control
Posted:
https://www.dxzone.com/dx34864/attenuator-control.html
Technical Reference/Attenuators
An attenuator is needed for example, to generate defined levels starting
from a reference level. With this attenuator control a measuring instrument
can be calibrated.
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