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RFATT AXIe-0

RFATT AXIe-0
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Two-channel attenuator in the AXIe form factor with an operating frequency range from 9 kHz to 10 GHz.

The module is designed to work as part of information measurement systems as a Normalizer of radio frequency signals (power adjustment: signal amplification or attenuation).

Typical applications:

  • Integrated testing systems for transceiver equipment
  • Modular microwave signal generators
  • Modular spectrum analyzers

Composition of the module's functional nodes:

  • Attenuator node (2 channels);
  • Node of the amplifier (2 channels);
  • Switching node (4 channels).

Technical characteristics of the attenuation unit:

Operating frequency range from 9 kHz to 18 GHz Initial attenuation in the uncalibrated path of the attenuator no more than:
  • 10 dB in the frequency range from 9 kHz to 6 GHz;
  • 12 dB in the frequency range from 6 to 10 GHz.
Initial attenuation in the calibrated path of the attenuator no more than 12 dB in the operating frequency range The attenuation adjustment range relative to the initial attenuation of the attenuator is from -80 dB to 0 dB
Attenuation setting step 0.5 dB Maximum deviation of attenuation from the set value no more than ± 0.5 dB
The standing wave coefficient (SWR) of the attenuator input is not more than:
  • 1.4 in the frequency range from 9 kHz to 6 GHz;
  • 1.3 in the frequency range from 6 to 10 GHz
The standing wave coefficient (SWR) of the attenuator output is not more than:
  • 1.4 in the frequency range from 9 kHz to 6 GHz;
  • 1.3 in the frequency range from 6 to 10 GHz
Maximum input power of the attenuator is not more than 0.5 W (+27 dBm) Input and output impedance 50 Ohms


Technical characteristics of the amplification unit:

Operating frequency range from 0.1 to 18 GHz Input and output impedance 50 Ohms
Gain not less than:
  • 28.1 in the frequency range from 0.1 to 6 GHz;
  • 28.1 in the frequency range from 6 to 10 GHz;
  • 27.1 in the frequency range from 10 to 18 GHz
Compression point 1 dB (P1dB) at least:
  • 25.8 dBm in the frequency range from 0.1 to 6 GHz;
  • 26.8 dBm in the frequency range from 6 to 10 GHz;
  • 25.6 dBm in the frequency range from 10 to 18 GHz
The standing wave coefficient (SWR) of the amplifier input is not more than: 1.4 in the frequency range from 0.1 to 18 GHz The standing wave coefficient (SWR) of the amplifier output is not more than: 1.7 in the frequency range from 0.1 to 18 GH


Technical characteristics of the switching unit:

Configuration: SPDT (2-in-1 multiplexer) Operating frequency range from 9kHz to 18 GHz
Isolation between ports of one relay at least
  • 85 dB in the frequency range from 9 kHz to 1 GHz;
  • 75 dB in the frequency range from 1 to 8 GHz;
  • 70 dB in the frequency range from 8 to 12 GHz;
  • 60 dB in the frequency range from 12 to 18 GHz
Loss of signal in passing through relay in the same channel, not more than:
  • 0.15 dB in the frequency range from 9 kHz to 1 GHz;
  • 0.3 dB in the frequency range from 1 to 8 GHz;
  • 0.4 dB in the frequency range from 8 to 12 GHz;
  • 0.5 dB in the frequency range from 12 to 18 GHz
Standing wave coefficient (SWR) of relay ports no more than:
  • 1.1 in the frequency range from 9 kHz to 1 GHz;
  • 1.3 in the frequency range from 1 to 8 GHz;
  • 1.35 in the frequency range from 8 to 12 GHz;
  • 1.4 in the frequency range from 12 to 18 GHz
Time of short circuit/disconnection of contacts of no more than 20 MS
Number of switching cycles at least 1 x 107
Input power not more than 0.5 W (+27 dBm) The wave resistance of all ports is 50 Ohm
RFATT AXIe-0