GIM04 – 2-axis HV modular antenna positioner

Modular horizontal/vertical antenna positioner for mmWave and sub-THz antenna and radar testing with software controller in Python. Different models for different DUT width up to 38cm/15″.

Fast Synchronized Trigger (FST) option provides a real-time external trigger signal to the VNA to enable continuous 3D data capture.

Options for 3-axis (GIM04X) and extender mount (GIM04E).

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ROBUST AND ACCURATE- All gears in GIM04 are made of precision machined Delrin material for higher strength, precision, and long-life span. Two compatible base types are available: one has standard resolution with 12-bit absolute encoder, the other one (H-Base) with a 20W motor has a 20-bit absolute encoder built-in.

POLARIZATION CONTROL OPTION- To configure GIM04 as a 3-axis positioner, a polarization axis controller called X-Pol can be added to GIM04 for models 230 and above. Look for GIM04X

ADJUSTABLE PLATFORM DEPTH- The DUT platform can be placed at 2 depths from rotation axis: This makes it easier to accommodate various DUT thickness and form factors.

SUB-THZ EXTENSION- For sub-THz applications, the E version of GIM04-300E has been specifically designed to mount frequency extenders on its DUT platform and probe mount.

MODULAR SIZE- GIM04 comes in 4 standard sizes all based on the same components. Upsizing and downsizing are possible as DUT requirements evolve over time.

CABLE ROUTING- To bring power, control, or RF to the DUT efficiently, GIM04 provides pass-thru channels at the center of each rotation axis and numerous anchor points along the path. This way, no connectors or slip rings are needed from source to DUT.

FAST SYNCHRONIZED TRIGGER (FST) OPTION- This option provides a BNC connector which carries the real-time trigger signal and connects to the VNA’s trigger input. The MilliBox positioner controller software configures the instrument in external trigger mode and initiates capture at user specified angular intervals on the fly. As a result, the positioner sweeps horizontally and vertically continuously in a zigzag pattern and collects all the data directly from the instrument without pausing, which reduces the sweep capture time significantly.

PACKAGE INCLUDES:

  • 3D antenna positioner,
  • Matching height horn/probe post
  • Horn clamp (choose standard gain horn size)
  • Laser guide and laser target
  • Software controller in source
  • Power supply
  • USB wiring
  • Spare fasteners
  • Mounting CAD files on demand
  • Lifetime access to software releases
  • Connects to most instruments (VNA, SA, SG) on the market
  • 1 year manufacturer warranty on all parts