ARRL Frequency Measuring Test, begins with a call-up at 0300 and 0600Z February 10 (10 P.M. EST February 9 and 1 A.M. EST February 10).

W1AW transmitters will be on the air simultaneously (on 20, 40 and 80 meters for the duration of the test but in order to correlate your readings with those of the umpire measurements should be made during the specified periods. Approximate frequencies and measuring periods for the early run are 14,075 kHz between 0307 and 0312Z, 7030 kHz between 0315 and 0320Z, and 3565 kHz between 0323 and 0328Z. For the late run, 14,100 kHz between 0607 and 0612Z, 7090 kHz between 0615 and 0620Z, and 3525 kHz between 0623 and 0628Z. Submit your averages for each period to be compared with the umpire, a professional frequency measuring laboratory. Indicate how many readings you took to for in your average. Your report must be received by February 21. W1AW will transmit official results in an ARRL bulletin beginning February 23.