Alberto Pérez

Ingeniero de telecomunicación

[Alberto Pérez @EB4HRA]

@IreneMontero Más loca imposible

[Alberto Pérez @EB4HRA]

@IreneMontero Está para meterla en un manicomio

[Alberto Pérez @EB4HRA]

Probando un dipolo no resonante de reducidas dimensiones:

https://t.co/ohYt6eetyB

[Alberto Pérez @EB4HRA]

@EC4TR @Mastil_Boom @Ea4De @EA4SG Enhorabuena!

[Alberto Pérez @EB4HRA]

End Fed Half Wave transformer (3-30 MHz, 200w SSB)

https://t.co/lOEcvacx4B

[Alberto Pérez @EB4HRA]

1:4 current balun for Cobweb antennas (Zant = 12.5 ohm)

https://t.co/lOEcvacx4B

[Alberto Pérez @EB4HRA]

DIPOLO MULTIBANDA NO RESONANTE

https://t.co/NtF4q7aCbR

EB4HRA 2022

[Alberto Pérez @EB4HRA]

DIPOLO MULTIBANDA NO RESONANTE

https://t.co/NtF4q7aCbR

EB4HRA 2022

[Alberto Pérez @EB4HRA]

New broadband RF choke for CT2GPZ station.

https://t.co/lOEcvacx4B

[Alberto Pérez @EB4HRA]

4:1 current balun (2 kW SSB)

https://t.co/lOEcvacx4B

[Alberto Pérez @EB4HRA]

Ferrite toroids from Fair-Rite Products Corp.
https://t.co/lOEcvacx4B

[Alberto Pérez @EB4HRA]

16:1 current balun for T2FD antenna (EA4CFE station)

https://t.co/lOEcvacx4B

[Alberto Pérez @EB4HRA]

1:1 current balun for DOUBLETS

https://t.co/lOEcvacx4B

[Alberto Pérez @EB4HRA]

9:1 UNUN + RF CHOKE for longwires

https://t.co/lOEcvacx4B

[Alberto Pérez @EB4HRA]

UNUN 9:1 para hilos largos

https://t.co/lOEcvacx4B

[Alberto Pérez @EB4HRA]

Chokes de RF. A cada problema su solución.
Choke BANDAS BAJAS
Choke BANDA ANCHA

https://t.co/lOEcvacx4B

[Alberto Pérez @EB4HRA]

Detector de RF con 2 sensibilidades

https://t.co/bAAYHTIArZ

EB4HRA BALUNS

[Alberto Pérez @EB4HRA]

DIPOLO NO RESONANTE

https://t.co/qoYbxXk34x

EB4HRA BALUNS

[Alberto Pérez @EB4HRA]

Algunas instalaciones con mis dispositivos

https://t.co/QWWzYGnZd9

EB4HRA BALUNS

[Alberto Pérez @EB4HRA]

BALUN DOUBLET/G5RV

https://t.co/5bDmgESO9x

EB4HRA BALUNS