EDM, Hewlett Packard, 3805A

EDM, Hewlett Packard, 3805A
EDM, Hewlett Packard, 3805A

Description:

  • Object ID: ALSA 2013.05.01
  • Made by: Hewlett Packard
  • Model: 3805A
  • Serial Number: 1440A03041
  • Date Made: Introduced in 1969.
  • Approximate size: (height 45 x 40 x 45 cm
  • Accessories: Lens cover for EDM Hewlett Packard 3805A,11441A Ni-Cad Battery Pack (Marked NO GOOD), Battery cable, Two coil bound operating manuals, one in poor condition. two 11/2 A – 240 V fuses in plastic bag, service information card.
  • Condition: fair

Commentary:

The Hewlett-Packard Model 3805A distance meter was an electronic distance measurement instrument that used infrared light to measure distances of up to two miles. The instrument was designed to be lightweight and easy to set up. William Hewlett, one of the founders of Hewlett-Packard (HP), believed that his company’s photo-diode technology could improve electronic distance measurement instruments .

Source of Object: Donated by Gordon Haggerty.

Notes: Used by Gordon Haggerty for legal and engineering surveys in Alberta.

References:

Description by: Updated by Ed Titanich, October 5, 2024..