Amplifiers – Interstage coupling – Transformer coupling
Patent
1978-03-08
1979-10-09
Dahl, Lawrence J.
Amplifiers
Interstage coupling
Transformer coupling
330 56, 330199, H03F 100
Patent
active
041707613
ABSTRACT:
A remotely powered intermediate amplifier for communications transmission incorporates two sectional amplifiers and a filter circuit interconnecting the output of the first sectional amplifier with the input of the second sectional amplifier.
REFERENCES:
patent: 2509062 (1950-05-01), Horner
patent: 3221329 (1965-11-01), Stowell
patent: 3441865 (1969-04-01), Siwko
Dahl Lawrence J.
Siemens Aktiengesellschaft
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