Single stack up description that contains stack up material, drilling, impedance structure and insertion loss data
Multiple stack up construction description that contains stackup material, drilling, impedance structure and insertion loss data. Suitable for rigid-flex and HDI designs.
Apr-24 |
V24.00 |
|
V12.01 |
Original STKX file format introduced |
Jan-12 |
V11.00 |
|
V12.01 |
Original STKX file format introduced |
May-15 |
|
V1.00 |
V15.05 |
Original SSX file format introduced |
Jan-17 |
V12.00 |
V2.00 |
V17.01 |
Updated to include the new material attributes and structure net classes |
Jan-18 |
V13.00 |
V3.00 |
V18.01 |
New frequency dependent calculation capability added to Speedstack where insertion loss can be graphed over a user-specifiable frequency range. File format updated to support frequency dependent structure properties |
May-18 |
V14.00 |
V4.00 |
V18.05 |
Cannonball-Huray surface roughness compensation parameters added |
Aug-18 |
V15.00 |
V5.00 |
V18.08 |
Eight new Coplanar Structure supported. Offset Coplanar Strips 1B2A, Offset Coplanar Strips 2B2A, Offset Coplanar Waveguide 1B2A, Offset Coplanar Waveguide 2B2A, Differential Offset Coplanar Strips 1B2A, Differential Offset Coplanar Strips 2B2A, Differential Offset Coplanar Waveguide 1B2A, Differential Offset Coplanar Waveguide 2B2A |
Jan-19 |
V16.00 |
V6.00 |
V19.01 |
Loss tangent field introduced to all materials containing a dielectric substrate |
Jan-20 |
V17.00 |
V7.00 |
V20.01 |
Drilling enhancements included support for back drilling, minimum drill and via size, barrel wall thickness and five user-definable notes |
May-20 |
V18.00 |
V8.00 |
V20.05 |
Additional drill columns added to stack up graphic |
Jun-20 |
V19.00 |
V9.00 |
V20.06 |
Drill enhancements – new back drill fields for minimum and maximum distance from must not cut layer |
Feb-21 |
V20.00 |
V10.00 |
V21.02 |
New import / export XML file formats to support new Shield material |
May-21 |
V21.00 |
V11.00 |
V21.05.06 |
New import / export XML file formats to support Layer Name property |
Jul-21 |
V22.00 |
V12.00 |
V21.07.08 |
New import / export XML file formats to support the new drill capped properties |
Nov-21 |
V23.00 |
V13.00 |
V21.11.01 |
New import / export XML file formats to support the new material note properties |
Apr-24 |
V24.00 |
V14.00 |
V24.04.08 |
New import / export XML file formats to support the gradient roughness method |
Sept-24 |
V25.00 |
V15.00 |
V24.09.01 |
New import / export XML file formats to support the new Back Drill Type and Capped Drill properties |