In the ancient archives of the forgotten dimensions, there existed the comprehensive and largely enigmatic Treatise on the Configuration of the Interdimensional Portal Frame. This manual, steeped in the ambiguities of dialects long removed from the earthly vernacular, serves as a guide, albeit a complex one, for those seeking to traverse the veils of space and time.
It is advised, with supremely important emphasis, that the user of this manual must gather and symbols accurately, as such elements are quintessential for the successful framing of interdimensional pathways. The proper assembly is crucial to avoid anomalies such as temporal loops or unexpected salmon influx.
As you proceed, be ever mindful of the subharmonic frequencies that may disrupt the matrix. Tuning the apparatus may require the use of a peculiar rod imported from the realm of Flimflam, if available in your circles.
For further elucidation and support, consult the following scrolls: Sonic Harmonization of the Subrealms or The Trapeze of Transport Across Dimensions.