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The Signal Issuance Operator for messages sent beyond Earth. Turn a message, image, or dedication into a real transmitted radio signal, with verifiable proof of issuance.

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Signals travel at 299,792 km/s · they never stop

@leo14

Leo14

Amateur radio operator. Chasing weak signals and distant stations from a backyard antenna.

Transmitting from Earthspacesio.com/@leo14

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sending this out past everything, expecting no reply, and that feels right

0 0 28transmitted

Restrung the dipole between the two oaks today. Antenna work is 90 percent ladder and 10 percent radio.

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Badges6/60

First Contact
Issued your first signal into the void.
Novelist
Wrote an epic, 100+ characters long.
By the Numbers
Put a number in one of your signals.
Full Vowel
Used every vowel, a, e, i, o and u, in one signal.
Time Capsule
Scheduled a signal for the future.
Confirmed
Had a signal confirmed by a receiving station.

The Signal Issuance Operator for messages sent beyond Earth. Turn a message, image, or dedication into a real transmitted radio signal, with verifiable proof of issuance.

Explore

Features & plans
Affiliate program
MCP for AI agents
Plans
How it works

Account

Create account
Log in
Mission control

Legal

Terms of Service
Privacy Policy
Cookie Policy

© 2026 SpaceSIO. Broadcasting to the cosmos.

Signals travel at 299,792 km/s · they never stop

How it works Features Plans FAQ View Example

Log in Start transmitting