X-Authentication-Warning: delorie.com: mail set sender to geda-user-bounces using -f X-Recipient: geda-user AT delorie DOT com DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20120113; h=mime-version:date:message-id:subject:from:to:content-type; bh=6AUX2f1cFsObIY+ay9QuZBGxP4DUoW7Jhc4nm+P4LwQ=; b=zwnKYceP4mPKV3cCbXRYKu2jVNQXuZ1hF3jVTmQhIDKYsD99L6a9vHiWTzQtas3ot4 WbIO5Y8YiBTlEzXNl69iOm1Tq0Smc05hYfN1D1lPgCClVO6+V5r6wuoO9jPfGb9zr9q7 p8bOfU5ZH0rbbcU4sSKkkAJSc6EGcFBK8lgamB1FCYxs3Q4bOy59dWdlvSf9KILSy2fV 7oLEVfyOlGt8A5l1S+bcAzYMAqQ3GC5V6zlfoPHTcSMNOLlG8so3svOSgCxAxea1Z+ly 9GkT8UUPj4iw8VL3TFFxSMlm406RcMIqpB8UfIjMiMeM8iVc1f+28pDiyDajXddKkqdT pqYg== MIME-Version: 1.0 X-Received: by 10.202.193.214 with SMTP id r205mr11759022oif.63.1424009335486; Sun, 15 Feb 2015 06:08:55 -0800 (PST) Date: Sun, 15 Feb 2015 09:08:55 -0500 Message-ID: Subject: [geda-user] Commonness of internal layer cutouts/cavities? From: Jason White To: geda-user AT delorie DOT com Content-Type: text/plain; charset=UTF-8 Reply-To: geda-user AT delorie DOT com How common are cavities (that is internal cutouts on a PCB specific to a single layer) in the electronics world? Thanks, Jason White