Zebras(Z) Singing(S) At(A) Vermont(V) Pete, wa2cwa On Thu, 08 Dec 2011 09:02:05 -0800 "Kenneth G. Gordon" <kgordon2006 at frontier.com> writes: > On 8 Dec 2011 at 10:57, rb wrote: > > > ZSAV is pretty close to zero. > > ZSAV? What's that? > > Ken W7EKB