preamplifier vhf 2 meter 144MHz 137MHz ulna
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VHF 144MHz preamplifier with 100W VOX

VHF 144MHz preamplifier ( 2 meters ) with VOX circuit. You can use it with 100W. Coaxial relè on board. Perfect for EME, SAT, CONTEST and TROPO use. Very low noise figure ( 0,3dB max with relè ON ) You can supplied by coaxial cable. 

€163.00 (VAT incl.) €163.00 (VAT excl.)
VAT included
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Field of use :

Ultra Low Noise Preamplifier available for the 2 meters band. VOX circuit on board with coaxiale relè that work up to 100W. Very low NF ( typ. 0,30dB with coaxial relè ON). Mount a input notch 88/108MHz filter for the best result at 144MHz. Body in alluminium anticorodal alloy 6060.

 Innovation :

VOX circuit up to 100W

Coaxial relè on boad

Supply with bias tees or external

Very low noise floor ( typ. 0,50dB )

Input 88 108 MHz notch filter

Band pass filter on output

100% made in Italy


INPUT : N male

OUTPUT : N female

 Materials :

Cilindrical body made in alluminium anticorodal alloy 6060.

 Technical Features:

Supply : 9-13.8V

Curent : 120mA

Impedence : 50Ohm

Gain : +23dB

OIP3 : +29dBm

Noise Floor : circa 0,50dB

Max power IN : 500mW to 100W


 Dimension :

Preamplifier vhf 144MHz 2 meters


Measure of the figure of noise and gain performed by Rohde&Schwarz mod. ZNL3 calibrated

Testina NOISECOM NC346B OPTION1 calibrated

Preamplifier 144MHz
Max Power Input
9 to 15V
Alluminium alloy 6060
Input return loss

Domande e risposte:

Come devo collegare il preamplificatore all'antenna ?

Il preamplificatore con circuito VOX presenta un connettore N maschio ( IN ) che deve essere attaccato verso l'antenna e un connettore N femmina ( OUT ) da collegare alla radio in stazione

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