In a message dated 12/7/2009 9:25:37 P.M. Eastern Standard Time, ku4xr at yahoo.com writes: Todd: How long are the ALPHA dashes ???? Andy, The Alpha dashes sound like they are about 1/2 second long or a little less, maybe 1/3 sec. They repeat once every 3.6 seconds. Also the exact frequency is actually 14.881KHz 73 - Todd WD4NGG