Question

In data recorders, during replay, the tape is run at ________ to achieve rapid manual or automatic scanning of ambulatory records.

(a) 80 times of recording speed

(b) 70 times of recording speed

(c) 60 times of recording speed

(d) 50 times of recording speed

I have been asked this question in semester exam.

The above asked question is from Cardiotocograph in section Foetal Monitoring Instruments of Biomedical Instrumentation

Answer 1

The correct option is (c) 60 times of recording speed

The explanation is: In data recorders, during replay, the tape is run at 120 mm/s (60 times the recording speed) to achieve rapid manual or automatic scanning of ambulatory records. The tape recorders used for this purpose have some special features as compared to the usually available entertainment tape recorders.