Impedance Bridge
Circa 1960’s
Saturday, April 05, 2014
Impedance bridge theory developed in 1830's and in the 1840's, C. Wheatstone improved it for accurate resistive/impedance testing. Note "magic eye" tube lower center.
Impedance bridge theory developed in 1830's and in the 1840's, C. Wheatstone improved it for accurate resistive/impedance testing. Note "magic eye" tube lower center.
The museum will be open May 23 (LWAS Spring Tractor Pull), July 18 & 19 (30th Annual LWAS Exposition featuring John Deere), and Sept 12, 2020 (LWAS Fall Harvest and Tractor Pull).
The Leduc Country Lights are back November 28 to Dec 31, 2020, however the EPHF museum will be closed during this event.
We are also open to groups by appointment.
If you wish to arrange a tour please contact us via our contact form or at the postal mailing address.
We are located on the grounds of the Leduc West Antique Museum. Travel 5 miles west of Leduc on Highway 39. Go north on Range Road 260 (Cohne Dale Road) for about a mile and the museum will be on your right.