The other was her direction finder. A transmitter mounted on her plane could zero in on radio frequencies in kilocycles (kilohertz, in modern parlance) sent by receivers on the ground, a sort of ...

With its wave length set for the opening night at 650 kilocycles, officers of the Crimson Radio Network start today on the final preparations for the first broadeast which takes place on Monday ...

The program is on the air between 4 and 5 o'clock Monday afternoons, on a wave length of 11,70 kilocycles or 25.4 meters. Professor Cross's background for his new avocation goes beyond the academic.