Visual Distance Computer

Model / MPN: 880007 | NSN: 6660-00-955-3351

A computer for determining the distance that can be seen by an observer, such as an aircraft pilot, to a predetermined point, such as the approach end of an airport runway. It is a component of a meteorological system for establishing criteria during the approach phase of an instrument landing under marginal or zero visibility conditions. See also computer, air traffic control.

Product Details

NATO Stock Number

6660-00-955-3351

Sold in multiples of

DEMIL

Alternating Current Voltage Rating In Volts

110.0

Alternating Current Voltage Rating In Volts

220.0

Unpackaged Unit Width

19.00 inches

Unpackaged Unit Height

24.00 inches

Indicator Type

Digital display

Power Source

External

Input Intelligence Type

Air data

Intelligence Input Method

Electrical

Output Intelligence Type

Range

Phase

Single

Frequency In Hertz

50.0

Frequency In Hertz

60.0

Functional Description

Uses inputs from transmissometer set to compute runway visual range, displays results on 2-character presentation which are compatible w/tables of us weather bureau

Supplementary Features

Uses photoelectric memory drum for transmissivity storage tables and rvr values; provides 10 reading average of rvr values; provides rvr output signal circuitry for random sampling by an auxiliar message device; contains built-in test circuits; + or - indications provided for rvr values greater than 6000 ft or less than 1000 ft; retains prev rvr value on visual display during background correction procedure

88000 Series Parts

Pricing and Availability

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880007 Cross Reference

ANFMN1
880007