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ABRET Digital Instrumentation Questions With Verified Answers
A LFF setting of 5 Hz will attenuate a 5 Hz wave by approximately: 
 
a. 0.3 
b. 30 mm 
c. 0.05 
d. 5 mm - Correct answer-0.3 (LFF of 5 Hz will attenuate a 5 Hz wave by 30%) 
 
Gradual changes in amplitude , frequency, or spatial distribution of rhythms is known as: 
 
a. asymmetry 
b. attenuation 
c. background activity 
d. evolution - Correct answer-evolution 
 
Vertical resolution 
 
a. bits 
b. frequencies 
c. amplitude 
d. duration - Correct answer-amplitude 
 
The ability of an amplifier t...