R&S®EDST300 TACAN/DME Station Tester

Maintenance checks and signal-in-space analysis on TACAN and DME stations

Key Facts

  • High-precision TX/RX measurements on TACAN and DME systems (in line with ICAO Annex 10, ICAO Doc. 8071, MIL‑STD‑291C and STANAG 5034)
  • All required measurements with a single instrument
  • High dynamic range (110 dB) and precise peak power measurements

Brief Description

The R&S®EDST300 TACAN/DME station tester is an analyzer designed for commissioning, testing and servicing pulsed terrestrial navigation systems.

Features & Benefits

  • Commissioning and regular maintenance checking of TACAN and DME ground stations
  • Signal-in-space analysis on TACAN and DME stations
  • User-friendly design and application-specific extras

Specifications

Frequency
Frequency range 960 MHz to 1215 MHz
Reference frequency, internal
Aging per year ≤ 1 ppm

Key Facts

  • High-precision TX/RX measurements on TACAN and DME systems (in line with ICAO Annex 10, ICAO Doc. 8071, MIL‑STD‑291C and STANAG 5034)
  • All required measurements with a single instrument
  • High dynamic range (110 dB) and precise peak power measurements
  • Precise, efficient measurement of characteristic TACAN/ DME parameters (main delay < 50 ns, bearing < 0.2°)
  • Detailed, automated time domain analysis
  • Extremely compact with internal battery

Brief Description

The R&S®EDST300 TACAN/DME station tester is an analyzer designed for commissioning, testing and servicing pulsed terrestrial navigation systems. Its wide dynamic range and compact design make the R&S®EDST300 ideal especially for wired and field measurements on TACAN and DME ground stations.

Features & Benefits

  • Commissioning and regular maintenance checking of TACAN and DME ground stations
    • Precise on-channel peak power and frequency measurements
    • Analysis of TACAN/DME spectrum
    • Detailed analysis of TACAN bursts
    • Automated pulse shape analysis
    • Detailed analysis of station identifier
    • Efficient on-channel sensitivity measurement
    • Interrogation loading test
    • Adjacent-channel measurement and decoder rejection
    • High-precision measurement of reply delay and reply delay variation
  • Signal-in-space analysis on TACAN and DME stations
    • Efficient analysis in the field
    • High dynamic range
    • Modulation and signal analysis on TACAN ground stations
    • Site environment analysis
    • Battery-operated field measurements
  • User-friendly design and application-specific extras
    • Detailed analysis in line with relevant standards
    • Compact, robust design for stationary and mobile applications
    • Remote control via LAN interface
    • Exporting measurement data via USB data logger
    • Power measurements using an external power sensor
    • Maintenance, repair and service

Specifications

Frequency range   960 MHz to 1215 MHz
Reference frequency, internal
Aging per year   = 1 ppm
TX power measurement (R&S®EDST300 analyzer)
Measurement range (peak detector) autorange mode  
  RF input 1 –80 dBm to +30 dBm
  RF input 2 –100 dBm to +10 dBm
Peak level deviation standard TACAN signal in line with MIL-STD-291C or standard DME signal in line with ICAO Annex 10, RF input 1, level range 15 dBm to 25 dBm, 95 % confidence level, +20 °C to +30 °C 0.3 dB
Transponder delay/distance measurement
Input level range RF input 1 –80 dBm to +30 dBm (nom.)
Deviation –70 dBm to +30 dBm, RF input 1, measurement time = 200 ms, PRR = 100/s 95 % confidence level = 50 ns,
= 7.5 m (nom.),
= 0.005 NM (nom.)
TACAN modulation analysis (R&S®EDST-K1 option)
Input level range RF input 1 –80 dBm to +30 dBm
Bearing
Deviation –70 dBm to +30 dBm, RF input 1,standard TACAN signal in line with STANAG 5034, modulation depth of 15 Hz and 135 Hz signals = 21 %, measurement time = 1 s < 0.2 °
Bearing acquisition time   < 3 s
Pulse shape analysis (time domain, R&S®EDST-K2 option)
Resolution bandwidth selectable 0.5 MHz, 10 MHz (nom.)
Reference level   –70 dBm to +30 dBm
Trace functions   clear/write, average, max. hold
Trigger
Trigger source   level/external/DME pulse/interrogator, MRB/ARB trigger source
Trigger delay   –500 µs to +8000 µs
Pulse shape analysis pulse 1, pulse 2 rise time, duration, decay time
Deviation   < 0.05 µs (nom.)
Pulse spacing
Deviation   < 0.05 µs
RX measurement (R&S®EDST300 generator, R&S®EDST-B2 option)
Output power   –80 dBm to +30 dBm
Output power step size   0.1 dB
Level uncertainty +20 °C to +30 °C < 1 dB, 0.5 dB (typ.)
Pulse rate default mode 5 Hz to 6000 Hz in 1 Hz steps
  ICAO compliant mode, search/track 5 Hz to 150 Hz / 5 Hz to 30 Hz in 1
Pulse counter
Frequency range   2 Hz to 1 MHz
Uncertainty   < 1 Hz (nom.)
Test antenna
Gain   11 dBi (nom.)
Front-to-back ratio   > 26 dB (nom.)
General data
Power supply
Rated voltage base unit 20 V to 28 V DC
  external power supply 100 V to 240 V AC (±10 %)
Battery operating time with R&S®EDST-B3 option (new, fully charged battery) > 2.5 h
Dimensions W × H × D 342 mm × 157 mm × 266 mm (13.46 in × 6.18 in × 10.47 in) (3/4 19", 3 HU)
Weight fully equipped (incl. R&S®EDST-B2 and R&S®EDST-B3), without external power supply 7.2 kg (15.9 lb)
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