Using a SDR as a RFI Site Survey Tool
- Details
- Written by: G Wolfe - KIØKK
Articles by: Dave, NK7Z, (ARRL Technical Specialist, RFI) on using a SDR receiver to identify RF interference (RFI). Dave presents a series of articles on his web site to assist in identifying RFI using relatively inexpensive tools (SDR Play RSP1 and HDSR for example).
https://www.nk7z.net/sdr-rfi-survey-p1/
The RFI Snapshots article provides images of RFI sources to assist you in identifying RFI sources.
Ham Radio Basic Accessories
- Details
- Written by: G Wolfe - KIØKK
KM4ACK covers a list of "Seven Stupid Things Every Ham Needs". The YouTube video goes through some if the basic items most hams will need to build and maintain their station.
Ham Radio Video - PBS / Univ. Montana
- Details
- Written by: Greg Wolfe
Get to know the culture of Montana radio enthusiasts and their deep passion for ham radio.
Students at the University of Montana produced an excellent video on Amateur Radio that was broadcast by Montana PBS. Click below to view the video.
Images courtesy of Kal Bailey, Documentary Filmmaker student at the University of Montana
Ham Clock Using an Inovato Quadra Computer
- Details
- Written by: G Wolfe - KIØKK
An Inovato Quadra Linux computer can be used to build a Ham Clock device for the Ham Shack. This inexpensive $40 computer provides a low cost alternative to the Raspberry Pi. The YouTube "Ham Clock. Installing, Configuring, and Walkthrough- Inovato Quadra for Ham Radio" by "Ham Radio Dude" W3DJS, looks at this alternative approach. Most of this video is about installing Ham Clock.The device does not appear on Amazon but can be found on the manufacturers web page: www.inovato.com
KMR-400 vs. LMR-400 Comparison
- Details
- Written by: Greg Wolfe
A YouTube video by "K8MRD Radio Stuff" provides a comparison of 75` of LMR-400 coax vs. KMR-400 from Amazon. The KMR-400 has slightly higher loss. The cable comes with excellent waterproof connectors.
Amazon web site listing: XRDS -RF KMR-400 Coax