I AM CONSIDERING THE PURCHASE OF A NEW JUPITER BUT I HAVE CONCERNS ABOUT FREQUENCY STABILITY SINCE I WILL BE USING PSK31 QUITE A BIT.THIS IS NOT MENTIONED IN TEN TEC SPECS.ALSO A TCXO IS NOT AN OPTION.DOES ANYONE HAVE ANY INFORMATION ON THIS? -------THANKS BOB NY2Q. http://www.mikedelo.com/ny2q