... , as shown in FIG. 1O and ILL. 1O. It is similar to model XWX-WK-03A, except below:Insulator - Mica, ... as shown in FIG. 1P and ILL. 1P. It is similar to model XWX-WK-03A, except additional provided:Resistance Wire ... -17, as shown in FIG. 1Q and ILL. 1Q, is similar to model XWX-WK-03A, except below: Top Plate - ... -18, as shown in FIG. 1R and ILL. 1R, is similar to model XWX-WK-03A, except below: Top Plate - ...