Bill, When Heath sent matched resistors, they were usually within 1% of their labeled values. For some precision stuff, they sometimes went the extra OHM and came as close as possible to THE value, less than .1% error. Ed Mosher WA8ZVO at JUNO.COM Formerly "One of the Hams at Heath" 1442 Cardinal Drive St. Joseph, MI 49085 Is YOUR Lighthouse on a US Postage Stamp??!