The Trimble DA1 is a small, low cost, digital antenna which allows high quality GNSS signals and satellite corrections to be passed to the Trimble Catalyst app running on your Android smartphone or tablet. Simply plug it into your phone’s USB connection. The lightweight, compact size makes it easy to carry and stow anywhere so it’s always ready to go whenever you need it.

Low-cost, lightweight, high-performance

• Multi-frequency GPS/GLO/GAL/QZSS/L-band
• Excellent phase-center stability and multi-path rejection characteristics
• Only 300 g (11 oz)
• Inexpensive, one-off cost

Plug-and-play convenience

• USB interface (supports microB or USB Type C equipped phones and tablets)
• Powered from the host Android device over USB data line
• Optionally increase run-time by self-powering with an off the shelf USB-battery pack (included in the pack out)
• When self-powered, the DA1 can also deliver trickle charge to the Android device.

Flexible mounting systems

• The DA1 antenna is designed to easily and securely mount on to a range of different mounting solutions. Using the standard push-fit mount the DA1 antenna can be attached to any 32 mm diameter pole or rod. The standard push-fit 5/8 x 11 pole cap adapter allows the DA1 to be attached directly to any standard survey mounting accessory with a 5/8 x 11 sized thread. An optional accessory kit allows the DA1 to be mounted on different accessories such as vehicle, or off-the-shelf camera-style bipod mounts.