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Part Number or Numbers

DE- DIAMOND ENGINEERING - DAMS 5250/6250/7250 - 2-axis, 250lbs (113.5kg)


Diamond Engineering DAMS 5250/6250/7250 Series

Diamond Engineering DAMS 5100 6100 7100 Series

The DAMS x250 (DAMS 5250/6250/7250) Series is our super heavy-duty multi-axis antenna measurement system suited for devices up to 250 (113.5 kg).


Key Features and Functions

2D & 3D Spherical Measurements (AZ over EL, EL over AZ, XYZ planes and more)

Far Field Parameters (gain, beamwidth, efficiency, directivity, polarization, isolation, and more)

OTA Measurements (TRP/TIS)

Phase Center Measurements

Spherical Near Field (optional)



Dual rotary joints

Ultra-high precision (up to 0.02º)

Ideal for most antennas up to 250 pounds (113.5 kg)


What’s Included?

The standard DAMS x250 package features:

  • Dual-axis positioner
  • DAMS Antenna Measurement Studio
  • Precision RF cables
  • Precision rotary joint
  • DUT mounting hardware
  • Tools and documentation
  • 1-year warranty


Platform Operating Specifications

Frequency Ranges: DC to 6 GHz (DAMS 5250)
  DC to 18 GHz (DAMS 6250)
  DC to 40 GHz (DAMS 7250)
Platform Movement: Horizontal 1.8 degree precision stepper motor with low-noise belts
  Up to .10º azimuth resolution
  360º continuous azimuth range
  ± 90º elevation range at 0.1º per step
Drivetrain: Heavy-duty steel gear drive-train
  Steel gear and worm, with ball and tapered roller bearings
Positioner Feedback: Precision potentiometer (DAMS 5250)
  High accuracy resolver (DAMS 6250/7250)
Platform Max Speed: 30 R.P.M. azimuth
  120º per minute elevation
Platform Mounting: 30” aluminum AUT thrust plate with 250 lbs. of payload capacity
  Ultra heavy-duty tripod
Weight Capacity: 250 lbs. maximum payload at level position (capacity decreases with angle)
Cable Interface: Ultra high-quality cable with SMA connectors
  Ultra-precision, low-noise rotary joint with SMA connectors
  (“K” connectors on DAMS 7250)
Included Options: Digital level for precise setup
  Positioning laser for long range alignment
  DAMS Software Studio Pro
  Advanced processing module
  3-year warranty on parts and labor
  Technical support


Controller Operating Specifications

Control Methods: DAMS Antenna Measurement Software (or any software with serial communication which requires the Platform Development Kit)
Interface: USB/RS-232 serial/ethernet
Power Requirements: +48 vDC (6.0A)
Analyzer Interface: GPIB controller card (not included)


Physical Specifications

Positioner Dimensions: 17 inches (30.5 cm) wide
  12 inches (12.5 cm) deep
  17 inches (35.6 cm) tall
Height: 5” (12.5 cm) without vertical movement assembly or tripod



Unless otherwise specified, all standard model packages include the positioner, software, all RF components, AUT mounting hardware, and tools and documentation.

Model Frequency Range
DAMS 5250 DC to 6 GHz
DAMS 6250 DC to 18 GHz
DAMS 7250 DC to 40 GHz



DFSM5-xx Full Spherical Mount (5 pound capacity)
(xx = available ranges from DC to 18, 40 or 50 GHz)
DFSM10-xx Full Spherical Mount (10 pound capacity)
(xx = available ranges from DC to 18, 40 or 50 GHz)
DFSM25-xx Full Spherical Mount (25 pound capacity)
(xx = available ranges from DC to 18, 40 or 50 GHz)
DPA-LASERTOOL-B Laser alignment tool
DPA-DIGILEVEL Digital level
PT-DMS-THRUSTP-ACR Larger thrust plate
(12″ acrylic, 0.350″ thick)
PT-DMS-THRUSTP-ALM Larger thrust plate
(12″ aluminum, 0.25″ thick)
OPT-ENC Encoder feedback capability
DPA-PDK DAMS Platform Development Kit
OPT-SMA Software maintenance agreement



DEPC-D Pre-configured PC (desktop)
DEPC-L Pre-configured PC (laptop)
DE-SIM DAMS Antenna & Network Simulator software add-on
DPA-SW-N2F Spherical near field processing
DPA-AUTOPOL 18 GHz SPDT RF switch auto-polarizer with cables/adapters
DPA-AUTOPOL-40 40 GHz SPDT RF switch auto-polarizer with cables/adapters
DE-05xx Broadband reference horn 500 MHz to 18, 26, 30 or 40 GHz
DE-07xx Broadband reference horn 700 MHz to 18, 26, 30 or 40 GHz


Product documents

Diamond Engineering DAMS 5250, 6250, 7250 Data Sheet

DAMS Software Suite Users Manual and Setup Guide

Diamond Engineering DAMS Antenna Measurement Systems Guide