Model 881A 330 kHz Digital Echo Sounder The Imagenex Model 881A 330 kHz Echo Sounder is a completely self-contained echo sounder with a serial output. It is mounted in a pressure-proof housing…
Model 881A Digital Echo Sounder The Imagenex Model 881A Echo Sounder is a completely self-contained echo sounder with a serial output. It is mounted in a pressure-proof housing with an…