TD421FCC17

Technical Characteristics

• Overall Width

  20.188 inches nominal

• Dc Voltage Rating

  48.0 volts nominal 1st operating power rqmt

• Joint Electronics Type Designation System Item Name

  multiplexer

• Internal Battery Accommodation

  not included 1st operating power rqmt

• Input Impedance Rating

  135.0 ohms

• Multiplexing Method

  frequency division

• Input Frequency Rating

  60.0 kilohertz minimum and 108.0 kilohertz maximum

• Output Frequency Bandwidth

  240.0 kilohertz nominal

• Output Frequency Rating

  312.0 kilohertz minimum and 552.0 kilohertz maximum

• Fsc Application Data

  multiplexer set,telephone and telegraph

• Overall Length

  21.750 inches nominal

• Overall Height

  3.438 inches nominal

• Joint Electronics Type Designation System Item Type Number

  type no. td-421/gcc

• Output Impedance Rating

  75.0 ohms

• Channel Type And Quantity

  5 receiving

• Input Frequency Bandwidth

  48.0 kilohertz nominal