9 the angular receiving surfaces 9 may be configured as a draft angle 9 a a dovetail a u201c v u201d shape or other channel shape configured to receive the heating element 5 in some cases at least one of the angular receiving surfaces 9 of the routing hubs 2 may be configured to contact the heating element receiving cavity 3 the contact may provide a frictional force that retains the heating element 5 in the underlayment 1 in some embodiments the angular receiving surfaces 9 may contain the heating elements 5 in the heating element receiving cavity 5 without frictional contact the exemplary systems and methods of this disclosure have been described in relation to electronic shot placement detecting systems and methods however to avoid unnecessarily obscuring the present disclosure the preceding description omits a number of known structures and devices this omission is not to be construed as a limitation of the scopes of the claims specific details are set forth to provide an understanding of the present disclosure it should however be appreciated that the present disclosure may be practiced in a variety of ways beyond the specific detail set forth herein while the flowcharts have been discussed and illustrated in relation to a particular sequence of events it should be appreciated that changes additions and omissions to this sequence can occur without materially affecting the operation of the disclosed embodiments configuration and aspects a number of variations.