On-line telephone troubleshooting apparatus

Details On-line telephone troubleshooting apparatus On-line telephone troubleshooting apparatus

1982-02-26

1984-03-20

Schreyer, Stafford D.

H04B 346

Patent

active

044382995

ABSTRACT:
Telephone station isolating apparatus includes solid state components connected together in a termination circuit and a pair of cooperating control circuits. Each of the control circuits comprises a blocking diode and a reversely blocking silicon unilateral switch.

REFERENCES:
patent: 4373121 (1983-02-01), Sartori et al.

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