Build Your Firmware
Choose features, customize your splash screen, and flash directly to your radio.
1 — Choose a Preset
Flash Usage56.5 KB / 60 KB (94.2%)
2 — Personalize
Boot Splash Preview
Duration2.5s
Boot text renders automatically. Draw or upload an image to customize.
Boot Screen Text
3 — Messaging
Your Callsign
Required for messaging. Your FCC callsign is transmitted with every message.
Preset Messages
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Press DOWN while composing to cycle through presets.