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3ZO, 3XW and 3IO were stations operated by the Chester County Radio Association. CCRA is an ARRL affiliated radio club chartered 2 Dec 1921. The 10 June 1922 CCRA year book lists 131 members in Chester and surrounding counties. The Lancaster Radio Association and the Reading Radio Club were chartered in 1922. See New Holland, PA news for information on relations between CCRA and LRA.. 3ZO historical information and photos provided by Lloyd Jury, Lancaster, PA. |

What would this look like in color?

A. Bertha Hilton operating the
old 3ZO transmitter
A. Bertha Hilton operated a personal station 3KO/W3KO from 410 Second Ave.,Parkesburg, PA


3IO mobile operation in the 1920's