678-1

Technical Characteristics

• Distance Between Centerlines Of Mounting Facilities Parallel To Body Width

  0.719 inches nominal

• Frequency Band Width Per Function

  825.00 hertz blank and 1.175 kilohertz blank

• Body Height

  2.250 inches nominal

• Mounting Facility Type And Quantity

  4 threaded stud

• Specified Frequencies Of Discrimination Per Function

  650.00 hertz blank and 825.00 hertz blank and 1.175 kilohertz blank and 1.350 kilohertz blank

• Distance Between Centerlines Of Mounting Facilities Parallel To Body Length

  4.125 inches nominal

• Nominal Thread Size

  0.132 inches

• Body Length

  4.531 inches nominal

• Inclosure Type

  encased

• Functional Terminal Type And Quantity

  1 tab, solder lug input 1st function

• Functional Terminal Type And Quantity

  1 tab, solder lug output 2nd function

• Overall Height

  2.500 inches nominal

• Body Material

  metal

• Output Impedance Per Function W/Source Across Input

  30.0 kilohms blank

• Style Designator

  rectangular terminal/terminals on one surface

• Body Width

  1.000 inches nominal

• Vibration Resistance Range In Hertz

  +10.0/+55.0

• Insertion Loss At Reference Frequency Per Function In Decibels

  5.0 blank

• Reference Frequency Per Function

  1.0 kilohertz blank

• Operating Temp Range

  -65.0/+90.0 deg celsius

• Mounting Facility Screw Thread Series Designator

  unc

• Input Impedance Per Function W/Load

  30.0 kilohms blank

• Discrimination At Specified Frequencies Per Function In Decibels

  6.0 maximum blank and 40.0 minimum blank and 6.0 maximum blank and 40.0 minimum blank

• Functional Terminal Type And Quantity

  1 tab, solder lug ground 3rd function