Signal Electronics, Inc.

Signal Electronics, Inc. Marine Electronics Service & Sales
Freeport | Galveston | Houston 📍 TX
Family Owned & Operated Since 1982

Marine Electronics Service & Sales, Security & Surveillance

05/04/2026

How we communicate has progressed and changed greatly since the 1970s.

04/21/2026

Springtime is when many boaters notice electrical and electronics issues, many times due to the boat setting up all winter. 🌷🛥️

04/02/2026

From Freeport, TX to Africa. We’re happy to help our customers no matter where they are.

03/31/2026

We’ll be right there.

03/16/2026

It’s a family thing. Signal Electronics has been a family business ever since it was started by owner, Dave Alston, in 1982.

01/20/2026

AIS stands for Automatic Identification System. It lets vessels broadcast their identity, speed, and course so ships can see each other and avoid collisions.

01/14/2026

Radars, Autopilots, Sonar… we sell and service all of the major types of marine electronics.

12/15/2025

EPIRB stands for Emergency Position-Indicating Radio Beacon. When activated, it sends your location to search and rescue satellites anywhere in the world.

12/04/2025

Security Camera Systems in Freeport, Galveston, Houston and beyond. Message us for more details.

Family Business 😊 Signal’s founder, Dave Alston and his son, Zach Alston, working on a portable sounder setup for a ferr...
11/23/2025

Family Business 😊 Signal’s founder, Dave Alston and his son, Zach Alston, working on a portable sounder setup for a ferry boat recently.

Address

222 W. 2nd Street
Freeport, TX
77541

Opening Hours

Monday 8am - 5pm
Tuesday 8am - 5pm
Wednesday 8am - 5pm
Thursday 8am - 5pm
Friday 8am - 5pm

Telephone

+19792331112

Website

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