24 ASSIGNMENT 3 Textbook assignment: Chapter 4, “Common Test Equipment,” pages 4-11 through 4-28.  Chapter 5, “Special Application Test Equipment,” pages 5-1 through 5-40.  Chapter 6, “The Oscilloscope and Spectrum Analyzer,” pages 6-1 through 6-46. ___________________________________________________________________________________ 3-1.   Compared to the VOM, the electronic digital multimeter has which of the following advantages? 1.   It has higher input impedance 2.   It can be read directly without using a scale 3.   It has little or no loading effect on the circuit under test 4.   All of the above 3-2.   Digital multimeters can be divided into three functional sections: (1) signal conditioning, (2) analog-to-digital, and what third section? 1.   Display 2.   Amplifier 3.   Oscillator 4.   Power supply 3-3.   What section in the electronic multimeter decodes the digital (binary) information from the a/d converter section? 1.   Display 2.   Analog ic 3.   Digital ic 4.   Signal conditioning 3-4.   The ac/dc differential voltmeter is capable of performing which of the following functions? 1.   Voltage readings as an electronic voltmeter 2.   Voltage readings as a precision potentiometer 3.   Voltage variation readings about some known value 4.   Each of the above 3-5.   In a differential voltmeter, an adjustable reference voltage can be produced in increments as small as how many microvolts? 1.     1 2.     2 3.     5 4. 10 3-6.   When you are taking ac or dc voltage readings, the differential voltmeter will not load the circuit under test.   1.   True 2.   False 3-7.   Which of the following transistor parameters are measured with the transistor tester? 1.   Collector leakage and cutoff current 2.   Collector leakage and maximum power dissipation 3.   Collector leakage and current gain 4.   Emitter leakage and power gain 3-8.   When you are disconnecting a transistor from the transistor tester, in what position should the POLARITY switch be placed? 1.   ON 2.   OFF 3.   PNP 4.   NPN