WA2XMN - 42.8 MHz Wide-Band FM

Commemorating Edwin Howard Armstrong's development of FM broadcasting.

Last update 23 JUN 2013


Armstrong Plaque Dedication


Steve Hemphill

Chief engineer Steve Hemphill prepares the remote pickup equipment.

WA2XMN was on the air June 17 to cover the dedication of a plaque honoring Edwin Howard Armstrong near the site of his boyhood home in Yonkers, New York.  Armstrong's Alpine, NJ tower is visible from the site.

Start one of the off-the-air recordings, then come back and enjoy this page.
Setup Activity. MP3 - 2M, 47S

Plaque Dedication Broadcast.MP3  - 39M, 23S

 


Dave Terwilliger

Dave Terwilliger's vintage old-band Pilot T-301 AM/ FM set monitored the broadcast from Alpine for the crowd's listening pleasure..





Steve Klose, the driving force behind the plaque project, kicks off the ceremonies.




Edwin Armstrong Plaque
MAJOR EDWIN HOWARD ARMSTRONG
1890 – 1954
“The Man Who Made Radio Sing”

YONKERS RESIDENT AND INVENTOR OF THE
REGENERATIVE CIRCUIT, GREATLY STRENGTHENING RADIO SIGNALS AND MAKING THEM AUDIBLE TO THE HUMAN EAR,
IN THE GARRET OF HIS HOME AT 1032 WARBURTON AVENUE IN 1912

INVENTOR OF THE SUPERHETERODYNE CIRCUIT,
ALLOWING RADIO LISTENERS TO TUNE TO A SINGLE STATION,
WITH OPTIMUM RECEPTION (MODERN RADIO), IN 1917

INVENTOR OF THE VASTLY SUPERIOR WIDEBAND FM RADIO BROADCASTING SYSTEM AT COLUMBIA UNIVERSITY IN 1933

BUILDER OF THE ALPINE TOWER IN NEW JERSEY,
SITE OF THE WORLD'S FIRST FM BROADCAST STATION IN 1937. 
THE TOWER CAN BE SEEN ATOP THE PALISADES ACROSS THE HUDSON RIVER JUST TO THE SOUTH.


There was even cake!
WA2XMN

Temporary WA2XMN studio in the transmitter bay beneath the Alpine Tower.
Armstrong on Indian

There are no known photos of Armstrong riding his Indian to Columbia University, but Steve Klose gave us the picture via Photoshop.


Steve Klose with plaque and proclamation.


Preparations for Plaque Broadcast

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