Transformer arrangement for coupling a communication signal to a

Details Transformer arrangement for coupling a communication signal to a Transformer arrangement for coupling a communication signal to a

1979-08-17

1981-03-03

Groody, James J.

Communications: electrical

Systems

Selsyn type

307 3, H04B 356

Patent

active

042544025

ABSTRACT:
A communication signal is coupled simultaneously to all three phases of a three-phase power line through a three-phase open delta transformer with the communication signal being applied across the low voltage pair of windings.

REFERENCES:
patent: 1839301 (1932-01-01), Duncan
patent: 2149486 (1939-03-01), Ytterberg
patent: 2248784 (1941-07-01), Roseby
patent: 4065763 (1977-12-01), Whyte et al.

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