The latest range of products available from Swale Technologies include Echo Sounders, Sub-bottom Profilers and Side-Scan Sonars (single and multi-beam). The latter are available with single or dual frequency transducers ranging from 100kHz to 1250kHz and 3 different size towfish. There are two sizes of multi-beam towfish for 3 or 5 beams, operating at 455kHz. All accessories are included including dedicated software, though the data are compatible with Hypack, SonarWiz and GeoDAS. There are three different towfish for the sub-bottom profilers, depending on the depth of penetration required. please contact us to discuss your requirements.