2021-02-23 Weekly SCHH Ham Club This and That

Items of Interest: 

Antennas: 3D Printing Application Of The Future, Or Today?

There is now considerable activity in the 3D print space on the antenna problem. We’ve seen examples of conformal antennae, and 5G MIMO antenna designs.

A new approach is the Luneberg Lens outwardly appears to be a sphere, but the secret is inside. According to Wikipedia:

“A Luneburg lens is a spherically symmetric gradient-index lens. A typical Luneburg lens’s refractive index n decreases radially from the center to the outer surface. They can be made for use with electromagnetic radiation from visible light to radio waves.”

Savannah Area Swap Meet Hamfest:

Date: 04/24/2021
Location: Savannah Hilton Head Regional Airport Recreation Building
Crossroads Parkway
Savannah, GA 31401
Website: http://coastalamateurradiosociety.net/wpW4LHSblog/?page_id=1001

2021 South Carolina QSO Party

Starts at 1500z February 27th
ends at 0159z February 28th



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The next meeting will be March 1st at 7 PM via Google meets (online video). The guest speaker will be Tim Duffy, K3LR — Chief Executive Officer of DX engineering who will provide background on the origins of DX Engineering. There is another guest speaker lined up for April but I’ll keep that as a surprise for later.

The virtual meeting will start on March 1st at 6:45PM to work through any issues and rag chew to fill in the dead air.. The guest speaker will be first on the agenda. The link for the meeting is:


Club Website:

The URL is https://www.ke4ham.org.  If you notice any errors or have site-related questions, email: webmaster at ke4ham dot org.  


Wednesday Nets (8 PM) operates from KK4ONF/Jasper repeater, 147.060+ and Echolink node: KE4HAM-R

Sunday NET (8 PM) operates on 147.550 MHz simplex and Echolink node: 

Other operating:

Daily  —   DX spotting and open chat 24/7 on 147.550 MHz simplex and the Jasper Repeater, 147.060+ (no Echolink).

AD5EN – SCHH Amateur Radio Club VP