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On 18 Dec 99, at 8:33, Keith Park wrote: > Original wires are etched in the glass so you need to put the new grid > lines over the old ones,, you then need to get the risistance of the old > grid (Jim Adney knows this) and add a series resistor if necessary to > produce the correct impedance. Don't add external resistance unless absolutely necessary. Anything over ~3 Ohms will be okay; the originals were ~4 Ohms. If it gets much above 10 Ohms there will not be enough power there to be useful. - ******************************* Jim Adney, jadney@vwtype3.org Madison, Wisconsin, USA ******************************* ------------------------------------------------------------------- Unsubscribe? mailto:type3-request@vwtype3.org, Subject: unsubscribe