High Frequency Apparatus Page 96

96 96 HIGH FREQUENCY APPARATUS "A" To fit inside of cylinder (6) rod. 8'. Secondary cylinders 2 req'd Fig. 12.-Details of secondary cylinders The two primary coils are connected together as shown with the neutral point attached to a ground connection. The secondary windings are likewise connected together and their neutral point grounded at the same place. Condenser and Spark Gap.-The condenser, Fig. 13, is 3 UNITS OF 10 PLATES EACH GLASS 8X 10"- FOIL 6X8" Fig. 13.-Data for the condenser