Digital Attenuator Box, 4-channel RF2026

The RF2026 Attenuator Box is a digitally controlled, 4-channel RF attenuator system. It is intended for any automated RF testing where high accuracy signal power control is needed. The RF2026 offers very good attenuation accuracy, high dynamic range and speed.

The high performance of the attenuator box is obtained through a high precision attenuator design, along with extensive factory calibration procedures. Although the nominal setting is done with a 1 dB granularity, the actual attenuation is fed back from the attenuator. For the frequency range up to 6 GHz, this yields knowledge of the actual attenuation within +/-0.5 dB.

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Product Sheet

Applications

The RF2026 is intended for any testing where accurate RF power control is needed over a wide dynamic range. Typical applications include transmitter, receiver as well as system level testing of mobile, WLAN and Bluetooth devices:

  • During all phases of product development
  • For (pre-)conformance testing/homologation
  • Production testing / Quality assurance

Features

  • Four individually controlled RF channels
  • Attenuation setting through web-interface or API
  • 100 MHz to 8 GHz frequency range
  • Up to 110 dB attenuation
  • Attenuation steps of 1 dB
  • Each channel individually calibrated
  • 0.5 dB attenuation accuracy (up to 6 GHz)
  • 2 W maximum input power
  • 19” rack mountable, 1U height

Specifications

Supply voltage 100-240 VAC, 50/60 Hz
Power consumption < 40 W
Operating frequency 100 MHz – 8 GHz
Impedance 50 Ohm
Input power (max) +33 dBm
Max DC at RF inputs 0 VDC
Return loss >10 dB (any port)
Attenuation step size 1 dB
Attenuation accuracy 0.5 dB (up to 6 GHz)
2 dB (6 to 8 GHz)
Attenuation range 20-110 dB @ 0.1-6 GHz
24-100 dB @ 6-8 GHz
X-channel isolation >100 dB
Dimensions 450x45x320 mm
Weight 3 kg
Connectors 50 ohm SMA(F)

Electrical Interfaces

Control Options

  • Web-interface, for manual operations
  • Textual (SCPI-like) API

Ordering

  • RF2026 Attenuator Box

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