Sennheiser SR ANT8R Antenna Combiner Package

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  • Sennheiser SR ANT8R Antenna Combiner Package
  • Sennheiser SR ANT8R Antenna Combiner Package


The Sennheiser SR ANT8R is antenna combiner package for up to eight transmitters using remote antenna.  The package includes one AC3000 custom antenna combiner and one A2003-UHF wideband passive directional antenna.

AC3000 Active Antenna Combiner

The AC 3000 is an active antenna combiner for wireless monitoring applications with up to 8 transmitters connected to one common transmitter antenna. Due to its broadband design the AC 3000 can be used in the whole UHF range from 470 – 870 MHz. It significantly reduces intermodulation of wireless monitoring transmitters while keeping cabling limited to the minimum.


  • Active Combiner
  • Significant improvement of RF performance for multi-channel systems
  • Broadband RF design to cover the whole UHF frequency range from 470 - 870 MHz
  • LEDs for RF input level indication
  • Robust 19'' housing in 3000 series design
  • Compatible with SR 3054, SR 3056, SR 3254, SR 3256 and SR 300 G2 transmitters

A2003-UHF Directional Antenna

The Sennheiser A2003-UHF is passive transmitting and receiving directional antenna. 

What's in the box?

  • 1 AC 300 antenna combiner
  • 1 Rack mount
  • 1 Power cable
  • 1 A2003-UHF directional antenna
  • Operating instructions
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AC3000ÌÎå«ÌÎ_Active Antenna Combiner

Antenna combiner 8:1
Frequency range 470 Ì´Ì_ÌÎ̝ÌÎÌ¥ 870 Hz
Distribution attenuation 0 dB
RF input power max. 100 mW per input
Impedance 50 ÌÎÌàÌ´å©
Power supply 100 Ì´Ì_ÌÎ̝ÌÎÌ¥ 240 V, 50 Ì´Ì_ÌÎ̝ÌÎÌ¥ 60 Hz
Power consumption max. 120 VA
Temperature range -10ÌÎå«Ì´ÌC to +50ÌÎå«Ì´ÌC
Weight 3 kg
Dimensions 19 '', 1 U
Nominal impedance 50 ÌÎÌàÌ´å©
Antenna connector BNC
Input voltage range max. 80 mW RF input power per channel
Mains frequency 50 - 60 Hz
Transmission loss 0 dB (+/- 1 dB)

A2003-UHF Directional Antenna

Frequency range: 450-960 MHz
Apex angle: approx. 100ÌÎå«Ì´Ì
Front-to-back ratio: Ì´Ì_ÌÎ_Ì´åÇ 14 dB

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