Sales Inventory
Dive into our world of cutting-edge sonars, advanced navigation equipment, and state-of-the-art software—all crafted to optimize your hydrographic operations.
At ECHO81, we understand the stresses of investing and procuring with the overwhelming number of options in the market today. Let our devoted sales team help you realize the perfect solution to cover every aspect of your requirements.
Whether you have inquiries about our superior products or seeking expert advice, we’re just a phone call or email away!
Browse by Technology.
Find the perfect products tailored to your specific needs
CONTACT INFO
Have a question? Can’t find what you’re looking for? We’d love to hear from you!
Connect with us using the information below.
PHONE
+1 706-522-3022
ADDRESS
481 S. Jackson Street
Hartwell, GA 30643
Hartwell, GA 30643
At ECHO81, we believe in the power of collaboration and are proud to work alongside a network of exceptional partners who share our commitment to excellence. We work with EdgeTech, Kongsberg, Applanix, AML Oceanographic, and many more.
We are always looking for new ways to grow and improve. If you have any questions, feedback, or would like to learn more about how ECHO81 can assist you, please don’t hesitate to Contact Us


















USM MegaTower OTS Sonar Mount
EdgeTech 2000-DSS Side Scan Sonar and Subbottom Profiler (Rental)
Applanix RTK POS MV SurfMaster SFF INS INS
EdgeTech 2205 Tri-Frequency Side Scan Sonar & Subbottom Profiler (Rental)
Geometrics G882 Magnetometer (Rental)
USM Compact Sonar Mount VOOP Kit (Rental)
USM HighTower Bow Sonar Mount
USM MegaTower OTS AL Weld Down Plate
Applanix RTK POS MV SurfMaster SFF IP68 INS
Applanix RTK POS MV WaveMaster II SFF IP68 INS
Impact Subsea ISA500 Underwater Altimeter
Impact Subsea ISD4000 (Rental)
Applanix GNSS antenna, GA830
EdgeTech 3400-OTS (2-16 kHz or 4-24 kHz) Subbottom Profiler (Rental)
HYPACK WATER QUALITY MAPPING
CenterPoint RTX Marine
USM HighTower Bow AL Weld Down Plate
Geometrics TVG Frame (Frame Only) (Rental)
HYPACK SURVEY & HYSWEEP
EdgeTech 3400 Dual 216 Subbottom Profiler Towfish With Tow Bridle & 4 kW Amp
EdgeTech 4205: Multi-Pulse/Motion Tolerant (MP/MT) Side Scan Sonar
AML-3 Sound Velocity Profiler 6000m (1000dBar)
EdgeTech 4205 Side Scan Sonar Depressor Wing (Rental)
EdgeTech 2300 Combined Tri-Freq Side Scan Sonar & High Res Subbottom Profiler
HYPACK OFFICE & HYSWEEP OFFICE
EdgeTech 3400 Dual 216 Subbottom Profiler Towfish With Pole Mount Adapter
EdgeTech 3400 Dual 216 Subbottom Profiler Towfish With Tow Bridle
Applanix RTK POS MV OceanMaster RM INS
EdgeTech 3400-OTS Low Freq Subbottom Profiler Pole-Mount SBP & 4 kW Amp
USM HighTower OTS Sonar Mount (Rental)
EdgeTech 3400-OTS Lightweight Sonar Head (2-16 kHz) Subbottom Profiler
Impact Subsea FMD System