Serving NASA and local communities since 1967

Welcome to the The Johnson Space Center Amateur Radio Club (JSCARC) site.  We are located at the National Aeronautics and Space Administration (NASA) Lyndon B. Johnson Space Center (JSC) approximately 25 miles southeast of downtown Houston, Texas. Our mission is to actively provide and promote STEAM outreach, emergency operations, mission support, and public service for NASA and the local communities.


W5RRR is an active participant of NASA ON THE AIR (NOTA)


W5RRR will be participating in the Texas State Parks On The Air (TSPOTA.org) contest on April 20-April 21, 2024.  

We will be ROVING across 4 parks on Saturday and 2 parks on Sunday, while posting our current SSB/CW activation location on pota.app
The official TSPOTA park designations will be used in our contest exchange, but you will receive POTA credits for the equivalent park.  e.g. P100 (TSPOTA)=US-3056 (POTA)

SATURDAY APR 20, 2024 

0900-1200Sheldon LakeP100US-3056
1530-1630Brazos BendP013US-2992
1730-1830Stephen F AustinP102US-3058

SUNDAY APR 21, 2024

0900-1100San JacintoP097US-3511
1100-1300Battleship TexasP007US-3495

Please join us at any point during the day, and/or get on the air to support our activites with contacts for the log


o April 18-24 W5RRR activates NOTA commemorating LADEE

o April 20-21 Texas State Parks On The Air (TSPOTA) <TSPOTA site>

o May 4 Aliens v. Astronauts Fun Run @ JSC <AVA announcement>

** Signup for Ham Radio support role <HERE>


o JSCARC April Monthly Minutes posted

o New steel table supports installed in W5RRR shack thanks to KA5TBB

o A new IC-9700 Satellite Station is installed in the shack

Belton Hamfest April 2024

Belton- The biggest Hamfest in Texas didn’t disappoint. It’s been interesting to observe the ebb and flow of this Hamfest each year as different hams and vendors seem to have seasonal inventory and predilections!  For ... Read more...

3-500Z Arcing

A bit off topic for the general group, but I wanted to share a video of an arcing 3-500Z tube and a tip in troubleshooting with shorted radios/amps.(Note: the 3-500Z is a very popular compact ... Read more...

Fox Hunt for JSC Student Intern Group

With a break in the weather, 4 intrepid student interns, Zane, Issac, Arthur, and Eric participated in a special JSCARC Fox Hunt held a the JSC Gilruth center on Sunday March 24. For this event, ... Read more...

Lone Wolf JSCARC POTA #19 @ GISP

Due to sketchy weather and not much advance promotion/notice, the JSCARC POTA #19 was a one-person show by myself, W5OC. However, the weather behaved in spite of the harrowing thunderstorms earlier in the morning at ... Read more...

JSCARC Monthly Meeting- March 14, 2024

Minutes Here TSPOTA Presentation Here

Greater Houston Hamfest Report

Ken K5RG acquired a table for the club at this year’s Greater Houston Hamfest.  He, Carl WD5JRD, and W5OC anchored the JSCARC table from Friday afternoon through Saturday.  The early opening of the hamfest on ... Read more...