Computer Controlled Antenna Unit

The Computer Controlled Antenna Unit, is an advanced system that operates in conjunction with a computer (PC), which allows the control and data acquisition of the antenna measurement by means the SCADA System (control interface box + control software).

ATENG 10961 — Computer Controlled Antenna Unit

(for main items)

• With this unit there are several options and possibilities:
• Main items: 1, 2, 3, 4, 5 and 6.
• Optional items: 7, 8, 9 and 10.
• Let us describe first the main items (1 to 6):
• 1 ATENG 10961. Unit:
• RF-Generator and SWR-meter (included in the control interface box):
• RF-Generator:
  Based on voltage controlled oscillator (VCO).
• Wide range of generated frequencies: from 600 MHz
  to 1700 MHz.
  Frequency tuning through the computer.
  Frequency displayed on the computer.
  50 Ω of nominal impedance.
• SWR-Meter:
• Frequency range: 600 MHz to 2.5 GHz.
  Insertion loss ≥ 0.1dB.
  SWR measurement displayed on the computer.
  50 Ω of nominal impedance.
  SMA connector to transmitter antenna.
• Unit: ATENG 10961
• Stepper motor controller (included in the control interface box):
  This controller allows the full-automatic 360° rotation of the transmitter antenna.
• Spectrum analyzer (included in the control interface box):
• Frequency range: 50 MHz to 6 GHz.
• Typically level range: -40 dBm to +23 dBm.
  Accuracy of +/- 0.18 dB at measurement lower than +18 dBm.
• Standing wave ratio lower than 1.2:1.
  Gain and offset self-calibration.
  50 Ω of nominal impedance.
  SMA connector to receiver antenna.
  Frequency and power signal measurement from the computer (PC).
• Two towers of antennas:
  Receiver antenna tower.
  Transmitter antenna tower. The base of this tower has a computer controlled stepper motor. The base
  of this tower also has a degree wheel.
• EAN-1. Antennas Kit 1(included in the supply):
  All antennas connect to RF-Generator through a SMA connector.
• Monopole antenna:
  Designed for 1200 MHz transmission. λ/2 of wavelength. 50 Ω of nominal impedance.
• Monopole antenna with ground plane:
  Designed for 1200 MHz transmission. λ/2 of wavelength. 50 Ω of nominal impedance.
• Drooping monopole antenna:
  Designed for 1200 MHz transmission. λ/4 of wavelength. 50 Ω of nominal impedance.
• Straight dipole antenna (short λ/2):
  Designed for 1300 MHz transmission. λ/2 of wavelength. 50 Ω of nominal impedance.
• Straight dipole antenna (large λ):
  Designed for 1300 MHz transmission. λ of wavelength. 50 Ω of nominal impedance.
• Folded dipole antenna (300 Ω):
  Designed for 1400 MHz transmission. λ/2 of wavelength. 300 Ω of nominal impedance.
• Folded dipole antenna (adapted 50 Ω):
• Designed for 1400 MHz transmission. λ/2 of wavelength. 6:1 Balun (length: λ/ 2of wavelength)
  inside the fixing system of the antenna. 50 Ω of nominal impedance.
  4

Complete Technical Specifications (for main items)

• Helical antenna (right-hand circular polarization):
  Designed for 1600 MHz transmission. 50 Ω of nominal impedance.
• Helical antenna (left-hand circular polarization):
  Designed for 1600 MHz transmission transmission. 50 Ω of nominal impedance.
• Circular loop antenna:
  Designed for 850 MHz transmission. 50 Ω of nominal impedance.
• Square loop antenna:
  Designed for 850 MHz transmission. 50 Ω of nominal impedance.
• Diamond loop antenna:
  Designed for 850 MHz transmission. 50 Ω of nominal impedance.
• Microstrip patch antenna:
  Designed for five band of frequency transmission. λ/2 of wavelength. 50 Ω of nominal impedance.
• Yagi-Uda antenna:
  Designed for 900 MHz transmission. Nine elements Yagi-Uda antenna. 50 Ω of nominal impedance.
• Log-periodic antenna:
• Designed for the range between 680 – 2900 MHz transmission. Directional antenna. Max. transmission power: 10 W. 50 Ω of
• nominal impedance. VSWR (typ.): < 2:1. Gain (typ.): 7dBi.
  Antennas expositor which allows the access of different antennas easily.
• Space required between antennas: 2 – 3 m.
• The complete unit includes as well:
  Advanced Real-Time SCADA.
  Open Control + Multicontrol + Real-Time Control.
  Specialized Control Software based on LabVIEW.
  Projector and/or electronic whiteboard compatibility allows the unit to be explained and
  demonstrated to an entire class at one time.
  Capable of doing applied research, real industrial simulation, training courses, etc.
  Remote operation and control by the user and remote control for technical support,
  are always included.
  Totally safe, utilizing 4 safety systems (Mechanical, Electrical, Electronic & Software).
  Designed and manufactured under several quality standards.
  Optional ICAI software to create, edit and carry out practical exercises, tests, exams,
  calculations, etc. Apart from monitoring user’s knowledge and progress reached.
  This unit has been designed for future expansion and integration. A common expansion is
  the Scada-Net (ESN) System which enables multiple students to simultaneously
  operate many units in a network.