ETL Systems TLT-D-X3X3-1007 X-Band Test Loop Translator 7.9–8.4 to 7.25–7.75 GHz
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ETL Systems TLT-D-X3X3-1007 X-Band Test Loop Translator 7.9–8.4 to 7.25–7.75 GHz
The ETL Systems TLT-D-X3X3-1007-S5S5 is an X-band-to-X-band test loop translator module for satellite communications test systems. It translates signals from 7.9–8.4 GHz to 7.25–7.75 GHz without spectral inversion.
The module provides 500 MHz instantaneous bandwidth and a fixed-frequency local oscillator. LO frequency tuning and step-size adjustment are not available.
Attenuation is adjustable from 0 to 60 dB in 0.25 dB steps, with a specified step tolerance of ±0.20 dB over the operating band. Conversion gain is 0 ±3 dB at the 0 dB attenuation setting. The module also provides an 80 dB mute function.
The hot-swappable module occupies eight slots in a compatible GENUS 1U chassis. The manufacturer specifies one translator module maximum per chassis. Local touchscreen and remote monitoring and control are provided through the compatible chassis platform.
Specifications
Model: TLT-D-X3X3-1007
Full Model Number: TLT-D-X3X3-1007-S5S5
Product Type: X-band-to-X-band test loop translator module
Input Frequency Range: 7.9–8.4 GHz
Output Frequency Range: 7.25–7.75 GHz
Instantaneous Bandwidth: 500 MHz
Local Oscillator: Fixed frequency; no LO tuning or step-size adjustment
RF Ports: 50Ω SMA input and output
Conversion Gain: 0 ±3 dB at 0 dB attenuation
Attenuation Control: 0–60 dB; steps of 0.25 ±0.20 dB over the operating band
Maximum Input Level: 0 dBm operational; +15 dBm absolute maximum for no damage
Gain Flatness: ±2 dB full band; ±0.5 dB over any 40 MHz
Input / Output Return Loss: 14 dB typ.; 10 dB minimum for both
Noise Figure: 36 dB typ. at maximum gain
Reference: Internal stability ±0.05 ppm over 0°C to +50°C; optional external 10 MHz at +3 ±3 dBm with automatic detection
Mute / Spectral Response: 80 dB mute suppression; non-inverting conversion
Chassis Compatibility: GENUS 1U; eight slots per module; one translator module maximum per chassis
MTBF: Greater than 80,000 hours per module
Phase Noise
| Offset | Phase noise, typ. |
| 100 Hz | −70 dBc/Hz |
| 1 kHz | −80 dBc/Hz |
| 10 kHz | −80 dBc/Hz |
| 100 kHz | −85 dBc/Hz |
| 1 MHz | −100 dBc/Hz |
Key Features
• Translates 7.9–8.4 GHz X-band signals to 7.25–7.75 GHz.
• 500 MHz instantaneous bandwidth.
• Fixed-frequency LO for the specified conversion.
• 60 dB variable attenuation with fine adjustment.
• Non-inverting frequency conversion.
• 50Ω SMA RF connections.
• Hot-swappable module with chassis-based local and remote control.
This listing covers one TLT-D-X3X3-1007-S5S5 translator module. The GENUS chassis, external reference source, RF cables, and other accessories are sold separately unless included in the quoted configuration. Touchscreen, Ethernet, SNMP, web interface, and redundant power features depend on the selected chassis configuration.
The manufacturer specifies one translator module maximum per chassis and notes that one chassis slot is reserved for a fan. The reference stability temperature range is not a complete module operating-temperature specification. Confirm the compatible chassis and reference configuration when requesting a quotation.