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.
140 RADIO HOOK-UPS
REFLEX CIRCUITS
Fig. 69
Fig. 69. A one tube reflex circuit wherein the same tube is
used for both a radio and audio frequency amplifier. This is of
the one radio frequency one audio frequency type. A crystal detector
is employed for rectification of the incoming signals Standard
radio and audio frequency transformers are employed.
Fig. 79
Fig. 70. A two tube reYez set with one stage of R.F. amplification
and one stage of A.F. amplification. The second tube acta
as the detector.
87
Change language