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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.

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100 RADIO HOOK-UPS

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Open c'.e7

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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

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-.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

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