A new and improved electric fish finder with resources for printed circuit board fabrication
Neotrop. ichthyol; 17 (4), 2019
We describe the circuit design, construction, and operation of a field-portable electric fish finder (an AC-coupled wide-band differential bio-amplifier with loudspeaker output). This device permits detection and monitoring of the electric organ discharges generated by neotropical gymnotiform fishes (as ...