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 3400 Dual 216 Subbottom Profiler Towfish With Pole Mount Adapter
Innomar Standard Subbottom Profiler
Innomar Standard -USV Subbottom Profiler
EdgeTech 3400-OTS (2-16 kHz or 4-24 kHz) Subbottom Profiler (Rental)
Applanix RTK POS MV WaveMaster II SFF INS
EdgeTech 3400-512E 500 Hz-12 kHz Side Scan Sonar
Applanix RTK POS MV WaveMaster II SFF IP68 INS
EdgeTech Topside Processor With Starmux IV Interface
QPS Qastor 3
QPS Fledermaus 8
QPS Qarto 3
R2Sonic Dual Head Mounting bracket 2024 (Rental)
EdgeTech 2300 Combined Tri-Freq Side Scan Sonar & High Res Subbottom Profiler
iXblue GAPS M7 USBL (Rental)
Innomar ISE Processing Software
Innomar Quattro Multi Transducer Subbottom Profiler
POSPac MMS SmartBase, USB Licence including 1st year maintenance
EdgeTech 4205 Tri-Frequency Side Scan Sonar (Rental)
EdgeTech 4125i Dual Frequency Side Scan Sonar
Innomar Medium-70 Subbottom Profiler
AML-3 Sound Velocity Profiler 6000m (1000dBar)
EdgeTech 3400 Dual 216 Subbottom Profiler Towfish With Tow Bridle
OI 24" Sheave Counter with Bluetooth (Rental)
EdgeTech 3400-OTS Lightweight Sonar Head (2-16 kHz) Subbottom Profiler
EdgeTech 3400-OTS Low Freq Subbottom Profiler Pole-Mount SBP & 4 kW Amp
Applanix RTK POS MV OceanMaster RM INS
Fugro MarineStar Subscription
EdgeTech Laptop
Innomar Medium-100 Subbottom Profiler
QPS FMGeocoder
EdgeTech 3400-OTS Ultra-Lightweight Pole-Mount Subbottom Profiler (4-24 kHz)
R2Sonic Dual Head Mounting Bracket 2020 (Rental)
Applanix POSPac MMS SmartBase (Rental)
Applanix Extended POS MV warranty products
SEABER YUCO-CTD AUV
EdgeTech 4125i Dual Frequency Side Scan Sonar (Rental)
EdgeTech ASSY Top 3400 Subbottom Profiler Pole Mounted Sonar Head
EdgeTech 4125i Side Scan Sonar Depressor Wing Kit
Training Onsite Customer Location
iXblue Rovins INS (Rental)
SonarWiz Side Scan Sonar & Subbottom Profiler Processing Software
Applanix POS MV WaveMaster II INS (220) (Rental)
SEABER AML Sensor
Innomar ROV, AUV Subbottom Profiler
Applanix RTK POS MV SurfMaster RM IP68 INS
SEABER DeepView Side Scan Software
EdgeTech ASSY Top 3400 Subbottom Profiler Combined Towed & Pole Mounted Sonar
Applanix RTK POS MV SurfMaster RM INS
HYPACK GEOPHYSICS
EdgeTech 4205 Side Scan Sonar Depressor Wing (Rental)
G882 TVG Transverse Gradiometer (Rental)
HYPACK DREDGEPACK
Applied Acoustics 1100 Series Mini Beacon (Rental)
EdgeTech 3400 Dual 216 Subbottom Profiler Towfish With Tow Bridle & 4 kW Amp
R2 Sonic (I2INS) Inertial Navigation System (Rental)
Innomar Deep-15 Subbottom Profiler
EdgeTech 2205 Tri-Frequency Side Scan Sonar & Subbottom Profiler
Applanix RTK POS MV SurfMaster SFF IP68 INS
USM Compact OTS AL Weld Down Plate
SonarWiz
HYPACK HYSWEEP OFFICE
USM Compact Sonar Mount VOOP Kit (Rental)
Applanix GNSS antenna, 540AP
Innomar SixPack Multi Transducer Subbottom Profiler
Applanix POSPac Go!
Innomar Deep-36 Subbottom Profiler