AT325684B - Schaltungsanordnung zur überwachung des empfangspegels in einer tonfrequente wechselspannungssignale empfangenden einrichtung - Google Patents

Schaltungsanordnung zur überwachung des empfangspegels in einer tonfrequente wechselspannungssignale empfangenden einrichtung

Info

Publication number
AT325684B
AT325684B AT460072A AT460072A AT325684B AT 325684 B AT325684 B AT 325684B AT 460072 A AT460072 A AT 460072A AT 460072 A AT460072 A AT 460072A AT 325684 B AT325684 B AT 325684B
Authority
AT
Austria
Prior art keywords
monitoring
frequency
circuit arrangement
voltage signals
reception level
Prior art date
Application number
AT460072A
Other languages
English (en)
Other versions
ATA460072A (de
Original Assignee
Siemens Ag
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Siemens Ag filed Critical Siemens Ag
Publication of ATA460072A publication Critical patent/ATA460072A/de
Application granted granted Critical
Publication of AT325684B publication Critical patent/AT325684B/de

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L27/00—Modulated-carrier systems
    • H04L27/10—Frequency-modulated carrier systems, i.e. using frequency-shift keying
    • H04L27/14—Demodulator circuits; Receiver circuits

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Dc Digital Transmission (AREA)
  • Mobile Radio Communication Systems (AREA)
AT460072A 1971-06-30 1972-05-26 Schaltungsanordnung zur überwachung des empfangspegels in einer tonfrequente wechselspannungssignale empfangenden einrichtung AT325684B (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19712132564 DE2132564C3 (de) 1971-06-30 1971-06-30 Schaltungsanordnung zur Pegelüberwachung

Publications (2)

Publication Number Publication Date
ATA460072A ATA460072A (de) 1975-01-15
AT325684B true AT325684B (de) 1975-11-10

Family

ID=5812273

Family Applications (1)

Application Number Title Priority Date Filing Date
AT460072A AT325684B (de) 1971-06-30 1972-05-26 Schaltungsanordnung zur überwachung des empfangspegels in einer tonfrequente wechselspannungssignale empfangenden einrichtung

Country Status (5)

Country Link
AT (1) AT325684B (de)
BE (1) BE785706A (de)
CH (1) CH539367A (de)
DE (1) DE2132564C3 (de)
IT (1) IT956796B (de)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AT391233B (de) * 1984-07-25 1990-09-10 Sat Systeme Automatisierung Wechselstromtelegraphiesignals, repraesentativen bewertungssignals

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2146876B (en) * 1983-09-14 1987-03-04 Plessey Co Plc Fsk radio receiver

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AT391233B (de) * 1984-07-25 1990-09-10 Sat Systeme Automatisierung Wechselstromtelegraphiesignals, repraesentativen bewertungssignals

Also Published As

Publication number Publication date
DE2132564C3 (de) 1978-05-11
IT956796B (it) 1973-10-10
DE2132564A1 (de) 1973-01-11
BE785706A (fr) 1972-10-16
DE2132564B2 (de) 1977-09-01
ATA460072A (de) 1975-01-15
CH539367A (de) 1973-07-15

Similar Documents

Publication Publication Date Title
SE407495B (sv) Elektrisk kopplingsanordning
SE398689B (sv) Elektrisk kopplingsanordning
SE393724B (sv) Forfarande vid kodad signaloverforing samt anordning for att genomfora forfarandet
JPS5563110A (en) Signal converter circuit
JPS52113200A (en) Remote signaling device
JPS5231679A (en) Ic device
SE394771B (sv) Elektrisk kopplingsanordning
ZA733330B (en) Device for the use in frequency of a short duration electrical signal
GB1437422A (en) Strainer device
IT956760B (it) Apparato ricevitore
GB1440630A (en) Frequency converting device
AT321407B (de) Abtast-Einrichtung an elektronischen Elektrizitätszählern
AT325684B (de) Schaltungsanordnung zur überwachung des empfangspegels in einer tonfrequente wechselspannungssignale empfangenden einrichtung
GB1367740A (en) Measurement device
CH474888A (de) Einrichtung zur Überwachung von Hochspannungs-Stromrichteranordnungen
BR7209128D0 (pt) Aperfeicoamentos nos dispositivos emissores receptores de pequeno alcance
CH534995A (de) Schaltungsanordnung zur Überwachung von PCM-Koppeleinrichtungen
CA921982A (en) Electronic monitoring device
CA974592A (en) Electronic battery testing device
BR7201429D0 (pt) Aperfeicoamento em aparelho de engate
ZA722017B (en) Improvements in the testing of drainage systems
YU118270A (en) Electric contacting device
ZA72528B (en) Washer device
SE391075B (sv) Elektrisk kopplingsanordning
AU7021274A (en) Surface testing device