SD-502 is a GPS Receiver with SDIO (Security Digital Input/Output) interface and an integrated 512MB built-in memory, which allows you to easily organize, store and share files or documents. It also allows you to track signals and large map data according to the mapping software usage.

Its cylindrical antenna can receive the signal from all directions (360 degrees). It satisfies a wide variety of applications, including car navigation, personal touring navigation or tracking and even marine navigation purposes.

- Features

1. SiRF Star III high performance and low power consumption chipset
2. SD-502 has a built-in GPS omni directional antenna
3. LED to show GPS signal fix or searching
4. Built-in super capacitor to reserve system data for rapid satellite acquisition
5. SDIO interface
6. Operating platform: Pocket PC 2002/2003, Win CE, Win CE.Net, WM2003
7. Built-in memory size:  512MB
8. Base on Bsquare SDIO Now!

The embedded Star III 20-channel chipset from SiRF provides a quicker Time-To-Fix (TTF) and higher satellite sensitivity, that can translate into greater accuracy for your software applications. The current price of the product is around US$180.99, as listed over USGlobalsat website.

For our testing purposes, GlobalSat sent us the retail package that includes: the SD-502 GPS receiver and a CD-ROM with drivers and the user's manual.

The contents of the retail package are shown below:

On the rear we can see the model ID, the SN, etc...

The device draws power from the PDA and has only one led (rapid flash indicates located satellites, always on means no satellites tracked down).

The installation process is rather easy, just plug-in the SD-502 into a free SD slot. Below you can see the SD-502 as installed in a Dell Axim x50V PDA. Due to its size, you must be careful not to damage the device. The power consumption of the SD-502 is 90mA, while its physical dimensions are: 95 mm x 30 mm x 13 mm.

Please note the following compatibility list, before purchasing the SD-502. As you can see, most of the major PDA devices are supported:

Confirmed Compatible Devices v.1.32:
• Dell Axim X3 Pocket PC
• Dell Axim X30 Pocket PC
• Dell Axim X50 Pocket PC
• Dell Axim X50V Pocket PC
• Dell Axim X51V WinMobile5 (WM5)
• HP iPAQ rz1710
• HP iPAQ h1930 Pocket PC
• HP iPAQ h1940 Pocket PC
• HP iPAQ 1950
• HP iPAQ 2200
• HP IPAQ h2210
• HP IPAQ hx2410
• HP iPAQ 2750
• HP IPAQ rx3115
• HP IPAQ h4150
• HP IPAQ hx4700
• HP iPAQ h6315 Pocket PC
• Eten M500
• Mio 168
• T-Mobile MDA Compact
• Fujitsu LOOX 720
• Asus MyPal 730
• SPV M2000
• O2 XDA2

Devices listed above have been tested and proven to be compatible with the SD-502.

Non Compatible Devices:
• HP iPAQ h3970
• HP iPAQ hw6515
• Toshiba E800BT
• Qtek S100