KF0LZ | Four-State amateur radio

Joplin's Four-State Amateur Radio Community

LZARC is a modern amateur radio club based in Joplin, Missouri, serving the Four-State Area with online testing, digital voice, Discord collaboration, events, and hands-on RF experimentation.

Join the Discord Online testing

LZ QRP end-fed random wire antenna for portable ham radio field operating.

Portable HF antenna QRP EFRW antenna A compact end-fed random wire antenna kit for lightweight ham radio field operating, QRP experiments, POTA-style portable stations, and quick HF deployments. Product details Buy Now

Club shirt Full-logo tee A bold LZARC amateur radio club shirt for showing membership, representing the crew, and helping people spot LZARC at meetings, field days, hamfests, POTA activations, and local events. Product details Buy Now

Club shirt Left-chest tee A quieter LZARC amateur radio club shirt for members who want to represent the crew with a clean left-chest logo at meetings, volunteer events, testing sessions, and everyday gatherings. Product details Buy Now

KF0LZ club callsign

3205642 BrandMeister TG

56420 YSF Reflector (US-LZARC)

536844 EchoLink node

Amateur radio resources

Find your path into ham radio.

Explore LZARC resources for online license testing, digital voice nets, local club activity, Discord support, mesh networking, and hands-on RF projects around Joplin, Missouri.

Start with free LZARC membership, see upcoming ham radio events, or find a local or regional radio net.

Amateur radio in Joplin

Find a practical path into local amateur radio activity, licensing, operating, projects, and community around Joplin, Missouri.

Joplin radio activity

Digital voice nets

Connect through BrandMeister TG 3205642, YSF reflector 56420 US-LZARC, and EchoLink KF0LZ-L node 536844.

Digital voice details

FCC

Online license testing

Get licensed from home with LZARC online amateur radio exams for Technician, General, and Amateur Extra.

Online testing

Resources

Find the main paths for nets, projects, events, digital voice, POTA, verified links, and regional club resources.

LZARC resources

Community hub

Discord

Daily conversations, project chatter, online meetings, and quick help from active local operators.

300+ members Active now

Join the Discord

Online Testing

Remote amateur radio exams for Technician, General, and Amateur Extra candidates.

Online Testing

Store

Club gear, support items, and simple ways to help fund community radio work.

Store

Active community

Modern RF, mesh networking, and hands-on experimentation.

LZARC brings together new operators, experienced hams, makers, and public-service-minded experimenters across Missouri, Arkansas, Oklahoma, and Kansas. Discord keeps the conversation moving between nets, events, testing, and project nights.

Parks on the Air and portable operating
DMR, YSF, EchoLink, and digital modes
Meshtastic, antennas, SDR, satellites, and maker projects

About LZARC

LZARC amateur radio operators setting up a portable antenna for Parks on the Air and field operating. — POTA and portable operating

Close-up of a QRP transceiver circuit board used for LZARC maker and RF project work. — Maker and RF project work

Latest updates

Club notes and updates.

Oct 8, 2026

LZARC DVNext is live

LZARC DVNext is live with a restructured multimode digital voice system and a new live dashboard.

Sep 27, 2026

LZMesh Atlas is live for regional mesh visibility

Atlas gives the LZMesh community a dedicated map view for exploring the regional off-grid communications project and understanding where mesh activity is taking shape.

Sep 27, 2026

New 600-project ham radio idea guide added

LZARC added a giant evergreen project catalog with 600 ham radio ideas across antennas, SDR, digital modes, satellites, POTA, emergency communications, maker projects, and more.

All updates

Upcoming