# In T1 digital system, the frame synchronization code repeats every

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In T1 digital system, the frame synchronization code repeats every

In T1 digital system, the frame synchronization code repeats every 125 microsecond

## Related questions

A Power system has a total load of 1260 MW at 50 Hz. The load varies 1.5% for every 1% change in frequency. Find the steady state frequency deviation, when a 60 MW load is suddenly dripped if there is no speed control.  (A) 1.667 Hz (B) 50 Hz (C) No change (D) 3.32 Hz

In a PCM system the number of quantization level are 16 and the maximum signal frequency is 4 KHz the transmission bit rate is

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RMS value of rectangular wave of period T, having a value of +V for a duration T1(<T) and -V for the duration T-T1=T2 equals (A) V (B) T1-T2 / T (C) V / √2 (D) T1 /T2

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In the 8421 BCD code the decimal number 125 is written as   (A) 1111101 (B) 0001 0010 0101 (C) 7D (D) None of the bove

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Let x1(t) and x2(t) be periodic with fundamental periods T1 and T2 respectively. Under what condition be the sum x(t) = x1(t) + x2(t) be periodic ? (A) Only for T1 = T2 (B) Always periodic (C) For T1/T2 equal to a rational number (D) Not periodic

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State any four reasons of failure of under frame generation equipment.

A charge of 0.1 C moves past a given point every 0.01 s. How much is the current?

A charge of 6 C moves past a given point every 0.3 s. How much is the current?

A charge of 0.05 C moves past a given point every 0.1 s. How much is the current?

A charge of 1 C moves past a given point every 0.1 s. How much is the current?

A charge of 2 C moves past a given point every 0.5 s. How much is the current?

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The first digital electronic computer was built in the year________  A. 1950 B. 1960 C. 1940 D. 1930

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The number of comparators required in a 3-bit comparator type analog to digital converter is  A) 2 B) 3 C) 7 D) 8

In a weighted-resistor digital-to-analog converter with 8-bit input, if the resistance corresponding to the MSB is 2K, what will be the resistance corresponding to the LSB?  (a) 250 Ω (d) 512 KΩ (c) 256 KΩ (d) 25.5 Ω

Which of the following voltage is used represent binary '1' in digital circuits .   1.0 V 2. 15 V 3. +5 V 4. 25 V

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What is not true in the context of “Don’t Care Condition” in digital logic ? (A) It corresponds to combination of logic variables whose value is not defined (B) It can be assumed to be 0 or 1 (C) It can be assumed to be 1 only (D) It helps in simplification of logic function

In digital modulation, if the phase in the received RF pulse is unknown (a) coherent detection can be used (b) coherent detection cannot be used (c) envelope detection cannot be used (d) non coherent techniques cannot be used

Which one of the following statements is correct? Digital modulation techniques are used in satellite communication systems since:  (1) They are easier to handle (2) Large bandwidth utilization is possible (3) They have a higher spectral efficiency (4) They are less prone to interference

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The technique of using stair case ramp in DVM (Digital Volt Meter) is called  (A) Deflecting torque technique (B) Null balancing technique (C) Controlling torque technique (D) Detaching torque technique

Explain the basic dual slope ADC technique used in digital multimeters with its diagram and measurement cycle.

Which code is used in constructing k-maps?  A) Hamming code B) 2 out of 5 code C) BCD code D) Gray code

Linear predictive code is widely used in

Which is used for code -in -line model?  A) < script runat="server"> C) Both B) < script javascript="server"> D) None