>Tom Rauch wrote: > >>By the way, it is permissible to allow the envelope away from the >>seal exceed the rated seal temperature. The seals are the critical >>area you should test. >> >That is much more tricky, because the temperature-sensitive labels are >way too big.... ** An IR thermometer is ideal for this application. - R. L. Measures, a.k.a. Rich..., 805.386.3734,AG6K, www.vcnet.com/measures. end