THINGS YOU WILL NEED FOR MIDTERM TWO
CPE319-02
 
Quant. Item Description
3 or 8 Door Chimes Polished Brass chimes operated by solenoid driven clappers. The solenoids require a 30 MA @ 5 Volt pulse with a duration of 100 to 250mS. The 9 chime version is free, the 3 chime version will cost you some points.
One nice 3 chime unit by Broan Mfg. is available.
2 Door Bell Buttons These are standard SPST push buttons
? Reed Switches and Bar Magnets The switches are packaged to be recessed in a door or window jam. The chrome plated magnets are designed to be fastened to a door or a window.
1 Key Operated Switch This is a SPDT switch which requires a key to operate
2 LED's One RED, one GREEN, with built in current limiting resistors (for 5VDC operation).
1 PLD Either a 22V10 or a CYC371i.
? SSI Components These may be items such as opto-isolators, Schmitt inverters. etc.
1 Dual function plug in power source This supplies 5 VDC at an unspecified current capacity and 3 VAC (RMS) at 60 Hz.
? Wire This project will, most assuredly, require some wire or cables.
? Other Other item such as PC boards, boxes, etc. which are not pertinent to the exam.