




Navigation |
Feed aggregatorSolar Wind 0740 05 Feb 2012
Solar Wind: 440 km/s @ 1.0 protons/cm3
Bz: 2012 Feb 05 0738Z at -0.2 nT
Categories: Amateur Radio
Global Conditions 0740 05 Feb 2012
Global HF Propagation Conditions for 0700Z on 05 Feb, 2012
Categories: Amateur Radio
Space Weather on Facebook
The Space Weather and Radio Propagation Center at HFRadio.org is on Facebook - Join the community and 'Like' the page:
Space Weather and Radio Propagation HFRadio.org Facebook Page
Categories: Amateur Radio
ACE-HF Pro is on Facebook!
Check out the new ACE-HF Pro Community Page on Facebook - Join the community and 'Like' the page:
ACE-HF Pro Facebook Page
Categories: Amateur Radio
Space Weather on Twitter
Follow our Twitter feed for hourly updates of space weather information and more:
@hfradiospaceweather - and also, follow @NW7US (Tomas)
Categories: Amateur Radio
Do you YouTube? Space Weather Videos and More
Check out the NW7US Space Weather and Radio Channel:
Space Weather and Radio Propagation - the NW7US YouTube Channel
Categories: Amateur Radio
Good Article: Is HF radio signal propagation reciprocal?
I've posted a good informational article regarding HF radio signal propagation. Check it out:
Is HF radio signal propagation reciprocal? http://hfradio.org/ace-hf/ace-hf-reciprocal.html
Categories: Amateur Radio
Good Article: De-mystifying HF radio signal propagation and modeling.
I've posted a good informational article regarding HF radio signal propagation. Check it out:
De-mystifying HF radio signal propagation and modeling. http://hfradio.org/ace-hf/ace-hf-demystified.html
Categories: Amateur Radio
Please help support SunSpotWatch.com
For those of you who appreciate the resources provided by HFRadio.org (including http://SunSpotWatch.com and the RSS feed and so much more), would you please consider helping HFRadio.org stay online? Your donation, today, would help keep things moving ahead. It is greatly appreciated!
Please donate today: Donate and help HFRadio.org stay alive!
Categories: Amateur Radio
High AMP Crowbar Protected PSU
Categories: Amateur Radio
Common mode current
Categories: Amateur Radio
RF in the Ham Shack
Categories: Amateur Radio
Skin depth and Conductors
Technical Reference/Electronics
Article about shields, Litz wire, braid, and skin depth. It is still being expanded.
Categories: Amateur Radio
Ontario Surplus
Shopping and Services/Regional/USA
Located in Upstate New York, specialize in unusual surplus equipment, mostly of military origin.
Categories: Amateur Radio
TL-922 Linear Project
Radio Equipment/HF Amplifiers/Kenwood TL-922
Collection of Kenwood TL-922 linear amplifier modifications
Categories: Amateur Radio
ARRLHFRadio.orgDXZone |
User loginCurrent weatherWA - Burlington / Mount Vernon, Skagit Regional Airport
Sun, 02/05/2012 - 00:15 Who's onlineThere are currently 0 users and 2 guests online.
Who's new
|