Masthead UHF amplifier, single output, variable gain (Kit)

Specifications LMA125VR
Number of inputs 1
Number of outputs 1
Frequency range 470-782MHz
Gain 12-25dB
Noise Figure Typ. <2dB
Max output level (IMA3 -60dB) 101dBμv
Isolation between outlets
RED, EMC and LVD Compliant
Power required 12V DC 60mA


Specifications PSUFC
DC output 12VDC – Voltage tolerance 5% – Current 300mA max
Connector type Type-F (female) IEC60169-24
Frequency range 5-1000MHz
Signal insertion loss 0.5dB
Power requirement under load 230V~50Hz max. 5W
Power requirement under no load 220-240V~50Hz at <0.3W
Power indicator Green LED
Operating temperature 0-40oC
Dimensions 60.5(L) x 35.5(W) x 24.7(H) mm


Click here to view the instruction manual.



Kit contents:


LMA125VR – Masthead 4 way amplifier with variable gain

  • 2 input, UHF with class 3 filtering and VHF for radio
  • Variable gain to optimise signal for longer cable runs
  • Inter-stage level adjustment for better performance


PSUFC – Power supply for masthead amplifiers

  • Low noise mains powered unit delivers 12V via coax to mastheads
  • Rated to 300mA and compatible with all Labgear masthead amplifiers
  • Compact design with ‘F’ connectors



Additional information

Part Number