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


















EdgeTech 3100P Sub Bottom Profiler (4-24 kHz) (Rental)
Innomar Smart Subbottom Profiler
SEABER AML Sensor
Fugro MarineStar Subscription (Rental)
QPS PPS TTL Adapter
SEABER YUCO-SCAN AUV
Applanix POS MV WaveMaster II INS (220) (Rental)
EdgeTech 3400 Dual 216 Subbottom Profiler Towfish With Pole Mount Adapter
Innomar Medium-100 Subbottom Profiler
USM HighTower Bow AL Weld Down Plate
Geometrics TVG Frame (Frame Only)
Applanix Extended POS MV warranty products
Applanix POSPac MMS
R2Sonic Dual Head Mounting Bracket 2020 (Rental)
HYPACK MAX & HYSWEEP
EdgeTech 3400-OTS Low Freq Digital Subbottom Profiler Dual Transmitters
USM Compact Sonar Mount VOOP Kit
Applanix POS MV OceanMaster INS IP68 (Rental)
EdgeTech 6205s2 Multibeam Sonar With 19" RM Integrated With Applanix POSMV SurfMaster
EdgeTech 2205 Tri-Frequency Side Scan Sonar & Subbottom Profiler
SeaGear Oceanographic Winch
EdgeTech 4205: Multi-Pulse/Motion Tolerant (MP/MT) Side Scan Sonar
QPS Qinsy 9
Trimble SPS851 DGPS Receiver
Training Onsite Customer Location
Applanix GNSS antenna, GA830
EdgeTech 2300B Combined Tri-Frequency Side Scan Sonar With 3D Bathy & High Res Subbottom Profiler
Kongsberg uPAP 200-NEL Portable USBL
Applanix RTK POS MV SurfMaster SFF INS INS
EdgeTech 2300B Combined Tri-Frequency Side Scan Sonar With 3D Bathy & High Res Subbottom Profiler (Rental)
EdgeTech 3400-OTS (2-16 kHz or 4-24 kHz) Subbottom Profiler (Rental)
HSP 22" Sheave Counter (Rental)
Kongsberg cNODE MiniS 31-180 Beacon w/Pressure Sensor (Rental)
EdgeTech 4205 Side Scan Sonar Depressor Wing
Applanix RTK POS MV WaveMaster II RM INS
Impact Subsea ISS360