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500 Circuitos Prácticos. Parte 1-FREELIBROS.ORG

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VOLTIMETRO DE VALVULA

RCA

WV-76A

00

MICROFONO

L l : "c h o k e " de R. F. do

2 ,5 m H.

12: Bobina de O scilad or

local de Super.

C l : .005 >‘ F

C 2 : 30 P F

TR A N S ISTO R 2N 107

R l : 500 K.

M ICR.: C A R B O N .

A N T E N A : 1,50 - 1,80 m.

A JU STA R EL N U C lfO DE

L2 PA R A F U N C IO N A M IE N ­

TO EN TRE 1000 y 1600

K c / s.

B 1 : 6-9 V olts.

FUENTE DE ALIMENTACION DE BAJA TENSION CON REGULACION POR TRANSISTORES

INALAMBRICO

• EL C O N JU N TO DE D IO D O S R EC T IFIC A D O R E S PU EDE

FO RM ARSE C O N O U A TR O U N ID A D E S IN D E P EN ­

D IEN TES.

• EL PO TEN CIO M ETR O R3 DEBE SER DE 25-50 W .

• FU SIB LE: 1 AM PERE.

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