16 channel Attenuator Box

16-channel, 0.1-8 GHz, 0-96 dB, rack mount

Digitally controlled RF attenuator box, with a large number of channels, for any automated RF testing where high accuracy signal power control is needed.

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.

Applications

The 16 channel Attenuator Box is developed 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, and production testing / Quality assurance

Features

  • 16 individually controlled RF channels
  • Attenuation setting: Web-interface / API
  • 100 MHz to 8 GHz frequency range
  • Attenuation steps of 1 dB
  • Each channel individually calibrated
  •  0.5 dB attenuation accuracy (to 6 GHz)
  • 2 W maximum input power
  • 19” rack mountable, 3U height

Specifications

Supply voltage 100-240 VAC, 50/60 Hz
Operating frequency 100 MHz – 8 GHz
Impedance 50 Ohm
Return loss >10 dB (any port)
Insertion loss 7.5 dB (typical)
Attenuation step size 1 dB
Attenuation accuracy 0.5 dB (up to 6 GHz)

2 dB (6 to 8 GHz)

Attenuation range 6-96 dB @ 0.1-4 GHz

8-90 dB @ 4-6 GHz

12-80 dB @ 6-7 GHz

12-60 dB @ 7-8 GHz

X-channel isolation >100 dB
Dimensions 450x133x320 mm
Connectors 50 ohm SMA(F)

Electrical Interfaces

Control Options

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

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