KNX 1070 AM, one of the oldest broadcasting stations in the United States dating back to 1922, is about to celebrate 100 years on the air. If those numbers don’t add up, you’re right.

In 2002, KNX and KFWB had revenues of $36.9 million and $28 million respectively, making them No. 2 and No. 3 in the market among AM stations, according to industry tracker BIA Financial Networks Inc.

Some early-morning commuters were deprived of their news fix Tuesday when a transmitter problem knocked KNX-AM (1070) off the air for 36 minutes.

KNX signed on the air Sept. 10, 1920 as “6ADZ.” It was May 1922 that the KNX call letters were assigned, and in 1936 it became CBS’s West Coast flagship property. A March 1941 wholesale ...

KNX will continue to air on 1070, its AM frequency since 1941. The simulcast will replace Audacy’s contemporary hits radio format on KNOU-FM, which was also known as “97.1 NOW!” ...

In a bid to boost its lagging ratings and create a distinct identity from sister news station KNX-AM (1070), KFWB-AM (980) has struck a deal with Westwood One Inc. and CBS Radio to carry up to ...

KNX 1070 News Radio (KNX-AM) is celebrating a century of serving Southern California. As part of the celebration, the station will start airing a history filled eight-part series September 8.

The host of KNX’s daily Money 101 feature, Bob McCormick, will moderate the discussion on how to overcome the obstacles of building a small business, particularly in an uncertain economic ...