100-Radio-Hookups-EICO-1924
Revista histórica de 1924 con 100 consejos para radio aficionados.
Revista histórica de 1924 con 100 consejos para radio aficionados.
Create successful ePaper yourself
Turn your PDF publications into a flip-book with our unique Google optimized e-Paper software.
-
100 RADIO HOOK-UPS
t'
Jrxyriet Méb (ihzdl )iont
Open c'.e7
-was di bnrnnst A.f. nvnsl i/ jvtá
rn _
DEI P S 1 ¡i> P S
45 -SOY é _II00p
Fig. 17. A standard vacuum tube set employing twe stages
of audio frequency amplification. Jacks are also used here for
convenience.
REGENERATIVE VACUUM TUBE HOOK-UPS
.00t Vernier
rsmeya4m
-.00015
Fig. Is
Fig. 18. The simplest fern, of a single circuit regenerative
tuner is shown. The two coils may be the primary and secondary
of a vario coupler.
Fig. 19. Three Honeycomb coils connected as shown form
a very selective and stable circuit. Tuning is, of course, accomplished
by the variable condensers.
17