126: The Coherer was used to receive CW.
True or False?
127: How many call sign areas have More then 8 states in them?
128: How Many 2 Meter Repeaters are in... South Dakota?
129: Which semiconductor's operation is similar to the triode vacuum tube?
130: A grid dip meter can measure the resonant frequency of an antenna.
131: A wartime ban on amateur radio was nearly made permanent. During which world war was this ban enacted?
132: Of the 6000 active amateurs at the start of World War I, what percentage served in the military during that war?
133: The Decremeter was a type of __________ used for measurements of resistance or 'decrement'.
134: When was the first US amateur radio license issued?
135: What part of the early MODEL 'T' FORD car was used by hams as their CW transmitter?
136: What is the maximum output power for hams in Belgium ?
137: The Swan 250 is a transceiver that works on
2 Meters. True or False?
138: In what year did Alexander Graham Bell patent his invention, the telephone.
139: In the early years of radio, it was common to state that radio waves traveled through what agent or aura?
140: Ham operators in the early days laid-out and secured their coils, tube sockets and other components on what kind of a chassis?
141: The end-fed 'ZEPP' antenna, received it's name from what early usage?
142: Early radio receivers known as 'crystal sets' depended upon power from what source for their operation?
143: The outside receiving antenna-wire for early radio sets was referred to as:
144: Radio receivers in the early days utilized power from three battery sources. How were these identified?
145: Where did the term 'fist' originate in reference to 'CW' operation?
146: What type of early radio receiver could be used as a short range radio-telephone transmitter?
147: What thing found in nature was the object of research by the Army Signal Corps for use as a viable radio antenna?
148: What vital maneuver would an early type of navy submarine have to do in order to establish radio communication?
149: To which mode of communication does the ARRL recommend we restrict our usage of 'Q' signals in our amateur radio transmissions?
150: What is the maximum amount of power an amateur radio station can use on 30-meters?