The best distance to start line,
wind shift and VMG aid available


Designed by Racers, for Racers.
- Wireless remote control
- Keep your crew on the rail, not at the mast playing with electronics
- Control it from the helm
- Reliable operation, even when wet
- FCC approved
- High performance GPS
- Fast startup and signal acquisition
- Tuned antenna for maximum signal reception
- SiRFstar III chipset
- WAAS enabled for maximum accuracy
- 20 channel parallel processing
- 16 MIPS high performance CPU
- Largest display available in a portable unit
- Graphical User Interface
- Easy to use
- Navigate with the 5 button remote control
- “What you see is what you get” interface
- USB port for PC connectivity
- RockBox Commander PC software included
- Download and save your log files
- Upload firmware updates
- Data logging
- See where you’ve been
- Import data into spreadsheets for analysis
- Twice the battery life of other portable systems
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- Stand alone operation with no wires or cables to connect
- Instant set up
- Take it with you from boat to boat
- Rugged case
- Waterproof to IP67 and NEMA 4x standards
- UV stabilized polymer made for outside use
- It floats!
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- 34 different function screens of information
- Big digits = 3 screens; Speed, VMG, Heading
- DoubleVision = 3 screens; Combinations of Speed, VMG, Heading
- Graphs = 12 screens of scrolling historgram graphs; Combinations of Speed, VMG, Heading with graphs of each
- Waypoints = 7 screens; Bearing, Distance, Time to Waypoint, Steering Graph, along with Speed and Heading
- Startline = 4 screens; Distance to Line, Time to Line along with a Countdown Timer
- Special Functions = 4 screens; Wind Direction, Info screen, max VMG screen, and more
- Setup menu to adjust settings while in the field
- Adjust your setting based on where you are now

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- “All in one” unit
- Wireless remote control
- Control your RockBox from anywhere on the boat!
- Modular design with replaceable component
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What do you get with a RockBox A.M.P.D.?

In addition to the RockBox AMPD unit itself, you get:
- 1 wireless remote control
- 1 remote control lanyard and carabiner
- 1 remote control water protection bag
- Allows full operation of the remote with an extra payer of water protection
- The remote is waterproof for spray and rain, however whenever there is a chance of submersion or on wet sport boats the bag should be used
- 1 USB 2.0 data transfer cable
- 1 #0 phillips screwdriver
- 4 pieces 3m dual lock for mounting your RockBox A.M.P.D.
- 2 Rock City Marine decals
- 1 printed booklet of the RockBox A.M.P.D. operation instructions
- 1 CD containing:
- RockBox Commander PC software
- Software drivers
- Software installation instructions and trobleshooting guide
- Electronic copy of the RockBox A.M.P.D. operation instructions
- Backup copies of the RockBox A.M.P.D. firmware and graphics file
The new RockBox, coming soon!

Hardware:
- New case with sealed main compartment and separate, easy to access, battery compartment
- Buttons on the case, use them or the remote control, whichever is easiest
- MicroSD card slot, for an enormous amount of data logging capability
- Powered by AA batteries, or wired directly into your 12 volt system (no more changing batteries!!!)
Firmware:
- Completely rewritten, easier to use and more powerful!
- No more USB cables and Windows drivers! Simply save the new firmware to a microSD card, insert the card into the RockBox and the new firmware is automatically loaded