... | Back to our Client-Service-Forum Dear Sir or Madam, welcome to our client-service-forum for printed circuit boards! Here we have chosen specific topics you | CIRCUIT BOARDS ONLINE | have ask for to help you finding a suitable answer. Please click a topic below to view frequently asked questions in that topic. | WHICH | CIRCUIT BOARDS ONLINE | DATA FORMATS DO YOU PREFER? | DIN EN ISO 9001:2000 > Are you certified? Hot shot > Do you offer such a service? Methods of | CIRCUIT BOARDS ONLINE | Shipment > Which modes of shipment do you offer? Standard lead times > Surcharge? UL-Approval > What and for which is that? Delivery in Panelized | CIRCUIT BOARDS ONLINE | Boards (PB) > What is to be considered? Design Rule Check (DRC) > What is that? MAA's Basic Jet Line> What are MAA's and how | CIRCUIT BOARDS ONLINE | can i calculate this? Multi-Panel (MP) > What is that and which one must consider? Surface (2) > RoHS-Compliance (leadfree)? Test Points > How can | CIRCUIT BOARDS ONLINE | i calculate the test points? Working Days > What is your definition of a working day? You may also be interested in... Password > Which | CIRCUIT BOARDS ONLINE | syntax is ...
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... can result in mask on lands or enlarged clearances that expose traces. Open Road: When asking a fabricator to manually manipulate the aperture wheel, | CIRCUIT BOARDS ONLINE | the final part design is left to the front-end operator. When a designer doesn't have the option to export files using 274X, it is always | CIRCUIT BOARDS ONLINE | helpful to provide the plotted artwork to the manufacturer for verification. 274X provides a quick and efficient means of importing data with no need for | CIRCUIT BOARDS ONLINE | operator interpretation. The data provided are the data tooled. DRAWN PLANES AND PADS Bottleneck: Drawn planes are multiple overlapping traces or vectors used to build | CIRCUIT BOARDS ONLINE | a large copper feature. By drawing a plane rather than producing layers in a negative format, one reduces the file sizes. In many instances the | CIRCUIT BOARDS ONLINE | use of drawn images is a necessity. If the design remains functional after changing the data from positive to negative at output of the Gerber | CIRCUIT BOARDS ONLINE | data, the file size becomes smaller. Large data files are due to mass amounts of trace data ...
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... gerberdata. 3.) Data concerning the outer contour are missing. 4.) The aperturetable or the explanation of the symbolism of the aperturetable is missing. 5.) | CIRCUIT BOARDS ONLINE | By production of printed circuit boards in a v- scored array sub panel are conductive strips or pads placed in such a way that the | CIRCUIT BOARDS ONLINE | minimal edge distance of 0.5 mm is not considered. 6.) Exact tool-size`s for the drill-files are missing. 7.) The indication of slot-milling`s, wheather the dimension`s | CIRCUIT BOARDS ONLINE | or the outline is to be understood inclusive or plus the milling- radius. 8.) The signature (serves as an idiot key) in a conductive-outer layer | CIRCUIT BOARDS ONLINE | is missing, in order to be able to recognize the opinion "reflected or not reflected". 9.) The minimum distance of 0.25 mm from conductive strips | CIRCUIT BOARDS ONLINE | or pads to not plated through drills or milling is not considered. | FR4 > BASE MATERIAL WHAT ARE THE IMPORTANT SPEC´S? | | WHAT | CIRCUIT BOARDS ONLINE | CTI- WORTH HAS THE BASE MATERIAL FR4 ? | CTI 200 Which dielectric constant exhibits the base material FR4 ? Epsilon ...
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