Humminbird HELIX Series Operation Manual page 316

Dual Spectrum
Default Operating Frequency . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 150 kHz - 220 kHz
Depth Capability . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1000 ft (305 m)
Area of Coverage . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Full: 42°@-10 dB in 150-220 kHz
Power Output (MAX) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 500 Watts (RMS), 4000 Watts (Peak to Peak)
NOTE: Humminbird verifies maximum stated depth in saltwater conditions, but actual depth performance may vary due to
transducer installation, water type, thermal layers, bottom composition, and slope.
NOTE: Product specifications and features are subject to change without notice.
Specifications
316
Wide: 42°@-10 dB in 140-200 kHz
Narrow: 25°@-10 dB in 180-240 kHz