Input Level Control Distribution Amplifiers

  • Input Level Controls provide up to 10dB attenuation
  • Improved signal handling and TETRA filtering
  • Automatic line power on UHF input for pre-amplification
  • Full output on A281LR PRO and A261LR PRO for larger systems
  • A240LR PRO - 2 input 4-way variable amplifier
  • A261LR PRO - 2 input 6+1-way variable amplifier
  • A281LR PRO - 2 input 8+1-way variable amplifier

TECHNICAL SPECIFICATION

  A240LR PRO A261LR PRO A281LR PRO
No. of Inputs 2 2 2
No. of Outputs 4 6+Full 8+Full
Frequency Range 85-240/470-862MHz 85-240/470-862MHz 85-240/470-862MHz
Gain 10dB 8-16dB Full 8-16dB Full
Noise Max <3.5dB <4dB <4dB
Max. Output** 92dBμV 83dBμV Split 83dBμV Split
  - 91dBμV Full 91dBμV Full
Input Level Attenuator 10dB variable 10dB variable 10dB variable
Line Power (Green LED) 12v 50mA 12v 50mA 12v 50mA
Short Circuit Protection      
Filtering 390Mhz >40dB, 400-450MHz >30dB, 450MHz >25dB
  870MHz >15dB, 930MHz >28dB, 950MHz >30dB
Mains Power (Red LED) 230V AC ± 10% 50Hz Fitted Mains Plug BS1363 3A rating

*DIN 45004B 3 carriers, IMD3 - 60dB