What is the difference between different detector models?

The difference between various metal detector models lies in several key factors, including technology, features, and intended use. One of the primary differentiators is the type of technology employed. Most metal detectors use either very low frequency (VLF) or pulse induction (PI) technology. VLF detectors are commonly used for general treasure hunting and are sensitive to both ferrous and non-ferrous metals. They are especially effective for coin hunting and relic hunting. On the other hand, PI detectors are better suited for highly mineralized environments, such as saltwater beaches, as they can detect deeper targets but often do not discriminate between different types of metals. Additionally, different models feature varying levels of discrimination and sensitivity. Some detectors allow users to set specific discrimination patterns, enabling them to filter out unwanted metal types, such as iron or aluminum foil. This can be especially useful for those who are focused on finding more valuable targets. Sensitivity settings also vary, impacting how well a detector can identify targets at various depths. Another important aspect is the weight and portability of the detectors. Some models are designed to be lightweight for ease of use during long outings, while others may provide more advanced features at the cost of greater weight. Some models offer added features such as waterproof designs for underwater use, built-in GPS, or smartphone compatibility for enhanced functionality. Users should consider their specific needs, such as the types of environments they will be searching in and the kind of treasures they hope to find when choosing a particular model. Exploring the specifications and features on the Kellyco website can provide additional insights into the various options available.