Digital Readout Electronic Counter

Features

Specifications

• Wattage Rating In Watts:
  50.0
• Overall Height:
  6.000 inches
• Overall Width:
  19.000 inches
• Current Type:
  Ac
• Frequency Rating:
  Between 50.0 hertz and 400.0 hertz
• Joint Electronics Type Designation System Item Name:
  Counter, electronic digital readout
• Joint Electronics Type Designation System Item Type Number:
  An/usm-326a
• Internal Battery Accommodation:
  Not included
• Voltage Rating:
  115.0 volts or 230.0 volts
• Output Frequency Rating:
  Between 1.0 megahertz and 10.0 megahertz
• Electrical Connection Quantity:
  9
• Unpackaged Unit Weight:
  40.000 pounds
• Mounting Method:
  Bench
• Measurement Type:
  Frequency
• Frequency Range:
  +0.000/+500.000 megahertz
• Accuracy Rating:
  Stable to 3 parts in 10e-9/day
• Internal Calibration Feature:
  Included
• Display Type:
  Light emitting diode
• Display Digit Quantity:
  9
• Display Units Indicator:
  Included
• Display Positioned Decimal Point:
  Provided
• Display Storage Facility:
  Not included
• Remote Control Provisions:
  Not included
• Solid State Feature:
  Included
• Inclosure Material And Location:
  Metal body
• Plug-in Units Provision:
  Not included
• Standard Frequency Output Feature:
  Included
• Phase:
  Single
• Functional Classification:
  Aa-6.3
• Functional Description:
  C2 channel environmentalized counter/timer. Eleven operating modes including frequency burst measurements. Direct counting to 110mhz prescaled to 550mhz. Timing measurements 100nanosec to 10e9 sec
• Reference Data And Literature:
  To 33a1-5-435-4
• Special Test Features:
  Mil-t-21200 class 2; mil-t-28800 type 1, class 2
• Test Data Document:
  81349-mil-t-21200 specification (includes engineering type bulletins, brochures, etc., that reflect specification type data in specification format; excludes commercial catalogs, industry directories, and similar trade publications, reflecting general type data on certain environmental and performance requirements and test conditions that are shown as "typical", "average", "", etc.). And 81349-mil-t-28800 specification (includes engineering type bulletins, brochures, etc., that reflect specification type data in specification format; excludes commercial catalogs, industry directories, and similar trade publications, reflecting general type data on certain environmental and performance requirements and test conditions that are shown as "typical", "average", "", etc.).
• Federal Supply Class (fsc):
  Electrical and electronic properties measuring and testing instruments
• National Stock Number (nsn):
  6625-01-039-0467