SE397760B - MULTIPLE SWITCH AND ALARM DEVICE SEPARATE FOR RATE FREQUENCY SUPPLY - Google Patents

MULTIPLE SWITCH AND ALARM DEVICE SEPARATE FOR RATE FREQUENCY SUPPLY

Info

Publication number
SE397760B
SE397760B SE7504010A SE7504010A SE397760B SE 397760 B SE397760 B SE 397760B SE 7504010 A SE7504010 A SE 7504010A SE 7504010 A SE7504010 A SE 7504010A SE 397760 B SE397760 B SE 397760B
Authority
SE
Sweden
Prior art keywords
alarm device
multiple switch
device separate
frequency supply
rate frequency
Prior art date
Application number
SE7504010A
Other languages
Swedish (sv)
Other versions
SE7504010L (en
Inventor
F Hornung
F Sonntag
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
Priority claimed from DE19742417371 external-priority patent/DE2417371C3/en
Priority claimed from DE19742417264 external-priority patent/DE2417264C3/en
Application filed by Siemens Ag filed Critical Siemens Ag
Publication of SE7504010L publication Critical patent/SE7504010L/en
Publication of SE397760B publication Critical patent/SE397760B/en

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B1/00—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission
    • H04B1/74—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission for increasing reliability, e.g. using redundant or spare channels or apparatus

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Stabilization Of Oscillater, Synchronisation, Frequency Synthesizers (AREA)
SE7504010A 1974-04-09 1975-04-08 MULTIPLE SWITCH AND ALARM DEVICE SEPARATE FOR RATE FREQUENCY SUPPLY SE397760B (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE19742417371 DE2417371C3 (en) 1974-04-09 Multiple switching and alarming device
DE19742417264 DE2417264C3 (en) 1974-04-09 1974-04-09 Synchronous monitoring circuit

Publications (2)

Publication Number Publication Date
SE7504010L SE7504010L (en) 1975-10-10
SE397760B true SE397760B (en) 1977-11-14

Family

ID=25766952

Family Applications (1)

Application Number Title Priority Date Filing Date
SE7504010A SE397760B (en) 1974-04-09 1975-04-08 MULTIPLE SWITCH AND ALARM DEVICE SEPARATE FOR RATE FREQUENCY SUPPLY

Country Status (8)

Country Link
JP (1) JPS50144367A (en)
AT (1) AT348025B (en)
FR (1) FR2275061A1 (en)
GB (1) GB1495419A (en)
IL (1) IL47031A (en)
IT (1) IT1034876B (en)
NL (1) NL168097C (en)
SE (1) SE397760B (en)

Also Published As

Publication number Publication date
IT1034876B (en) 1979-10-10
GB1495419A (en) 1977-12-21
JPS50144367A (en) 1975-11-20
FR2275061B1 (en) 1978-02-03
SE7504010L (en) 1975-10-10
ATA252675A (en) 1978-06-15
NL168097C (en) 1982-02-16
FR2275061A1 (en) 1976-01-09
NL7504199A (en) 1975-10-13
AU7999475A (en) 1976-10-14
AT348025B (en) 1979-01-25
IL47031A (en) 1979-01-31
NL168097B (en) 1981-09-16
IL47031A0 (en) 1975-06-25

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