EMI-NF-AMP (TEKBOX TBWA2 offered by Tektronix)

20 dB near field amp for Tektronix EMC pre-compliance

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The EMI-NF-AMP is the TEKBOX TBWA2. This 20 dB wideband amplifier is for radiated emissions EMC pre-compliance measurements. This amplifier can be used with the EMI-NF-PROBE probes to increase the dynamic range of the measurements.

Key features
  • Wideband amplifier with 20 dB gain
  • Works with EMI-NF-PROBE (TEKBOX TBPS01) magnetic field and electric field probes
  • Radiated EMC measurement
  • RF immunity testing
  • Contactless (load free) relative measurement of RF signal chains
  • Contactless (load free) relative measurement of oscillators, modulators, etc.


Near field amplifier
50 Ω, SMA
50 Ω, SMA
Nominal supply voltage
4.5 – 5 V, typical. 110 mA, Mini-USB-B connector
Maximum supply voltage
5.5 V
Maximum input power
+ 10 dBm
1 dB output compression point at 2 GHz
+20 dBm
3rd order output intercept point at 2 GHz
Pin = 0 dBm/tone, Δf = 10 MHz: +35 dBm
Reverse isolation S12, 0.1…6 GHz
23 dB
Noise figure at 2 GHz
4.5 . . . 5 dB
1 MHz 10 MHz 100 MHz 500 MHz 1 GHz 2 GHz 3 GHz 4.5 GHz 6 GHz
14.8 dB 20.2 dB 20.2 dB 20 dB 19.8 dB 19 dB 17.6 dB 17.4 dB 15.4 dB

Ordering information

EMI-NF-AMP and related accessories
Item Description
EMI-NF-AMP 20 dB wideband amplifier with cable
EMI-NF-PROBE EMC probe set consisting of H20, H10, H5, E5, 75 cm SMB to SMA cable, measurement plots
All service provided by TEKBOX Digital Solutions. Contact https://www.tekbox.net/ for product information and service.
Last Modified: 2018-02-08 04:00:00

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