Products/Services for 600 Ohm Telephone Matching Transformers

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  • Smart telephone design-caller identification and answering machine
    The AC impedance of the transformer is 600 ohms which is specified to match the impedance of telephone line for ensuring maximum power transfer.
  • The Uppsala seismograph array station
    The impedance of the telephone line is 600 ohms and the telemetering equipment is matched to this impedance by means of line transformers .
  • Power Line Carrier Coupling¿A New Look at the Tuned Type
    A similar condition exists in telephone practice where a high-pass-low-pass line filter is used to separate two fre … … the voice frequencies go through the low-pass section to one cable pair operated at 600 ohms , while the carrier frequencies … … foregoing, the two basic requirements for the power line coupling network emerge: (a) matching the impedance of … … impedance matching is met in part by the use of an appropriate carrier transformer located between the …
  • A Simple Technique for Video Image Transmission
    connect the signal to the telephone line. 600 ohm matching transformer , and it .
  • A Portable Microwave Communication Set
    … transmitter and receiver combination to a two-wire circuit for use with a two-wire telephone line. … a re- sistance-type hybrid as contrasted to the more conven- tional hybrid coil or transformer type. They were selected as the nearest standard values to match a 600 - ohm line.
  • Bogen Communications, Inc. - WMT1A - Transformers - Transformer - Allied Electronics
    WMT1A is a general purpose matching transformer that allows proper connections between high (10 kΩ) and low ( 600 Ω) inputs and outputs. Designed especially for matching inputs from, or outputs to, a 600- Ohms line. Used to connect telephone systems to most public address amplifiers for telephone paging.
  • Connecting a PICmicro® Microcontroller to a Standard Analog Telephone Line
    The hookswitch on the line side of the transformer is not shown but can be imple- mented … This is how a telephone works; the ring is detected audibly and the handset is removed from the cradle creating a loop circuit and presenting an imped- ance of 600 ohms to the line. This should be matched on the Termination side (ZT), hence the two .