SSSH vs. Dual-Band: Why Dockmate’s Wireless Technology Is in a Different League
- Dockmate

- Dec 11, 2025
- 2 min read

When boaters compare wireless docking systems, they often assume all remotes communicate the same way. But the truth is this:
The communication method is the single most important factor in reliability.
And no comparison highlights that more clearly than Dockmate’s Spread Spectrum Secure Hopping (SSSH) versus the dual-band or fixed-frequency systems used by many competitors.
The Problem With Dual-Band & Fixed-Frequency Systems
Dual-band sounds reassuring — “two frequencies instead of one.”
But in real-world marinas, it’s simply not enough.
These systems rely on one or two fixed channels, making them vulnerable to:
Interference from nearby electronics
Crowded marina RF environments
Overlapping frequency use by neighboring vessels
Dead zones caused by fuel docks, metal structures, or hull components
Signal saturation when multiple boats use similar transmitters
If either channel becomes noisy or blocked, the system has nowhere else to go.
Controls may lag, hesitate, or temporarily drop — and even a split-second matters when docking.
SSSH: A Modern, Far Superior Solution
Dockmate’s Spread Spectrum Secure Hopping (SSSH) eliminates these limitations entirely. Instead of relying on a static frequency, SSSH rapidly hops across a wide range of channels — hundreds of times per second.
This gives captains four major advantages:
1. Nearly Impossible to Interrupt
Interference can’t “hit” a moving target.
SSSH avoids it before it ever affects command delivery.
2. Exceptionally Stable in Congested Marinas
More boats, more electronics, more RF noise — no problem.
SSSH keeps finding clear channels automatically.
3. No Cross-Communication Risk
SSSH’s encrypted hopping pattern ensures your Dockmate speaks only to your vessel.
4. Better Performance in Real-World Obstacles
Metal roofs, pilings, covered slips, or fuel docks create dead spots for fixed frequencies.
SSSH simply shifts to a clean channel and keeps going.
Even if one frequency is blocked, another is instantly available — faster than the captain can perceive.
The Result: Your Command Gets Through — Every Time
Dual-band systems depend on their environment being “good enough.”
SSSH assumes the environment won’t be good — and is engineered to perform anyway.
This is the core reliability difference:
Dual-Band:
Static, limited, vulnerable to interference.
SSSH:
Dynamic, adaptive, resilient, and designed for busy marinas.
When docking, reliability isn’t a convenience — it’s a safety feature.
That’s why Dockmate chose the most advanced communication method available.
Because when you press a button that moves an entire boat, you deserve one outcome:




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