The Thermotech 302 Series rate-anticipation heat detec- tors operate within a controlled range of two to three de- grees of their set points, regardless of the speed or rate of temperature rise.
HN-PHP30A is a 30W full-range horn loudspeaker designed for high power handling and reliability. Taps on the primary winding allow different power settings. Housing is made of sturdy ABS fire resistan