Music & Audio Advice Music & Audio Advice Audio Interface and Signal Flow Questions and Answers 2

Question 1

What is the primary function of a DI (Direct Injection) box in a signal chain?

Accepted Answer

Convert unbalanced high-impedance signals to balanced low-impedance signals

Answer

Amplify microphone-level signals to line level

Answer

Convert digital audio to analog audio

Answer

Split a mono signal into stereo

Question 2

In a typical audio interface, what does the term 'zero-latency monitoring' refer to?

Accepted Answer

Routing the input signal directly to the headphone output before it reaches the DAW

Answer

Processing audio with no buffer size in the DAW

Answer

Using ASIO drivers to eliminate all delay

Answer

Recording audio without any analog-to-digital conversion

Question 3

What happens when you set your audio interface buffer size too low?

Accepted Answer

Audio dropouts and crackling due to CPU overload

Answer

Increased monitoring latency

Answer

Lower audio resolution

Answer

Reduced headroom on input channels

Question 4

Which connector type is most commonly used for balanced audio connections on professional audio interfaces?

Accepted Answer

XLR and TRS

Answer

RCA and TS

Answer

TOSLINK and SPDIF

Answer

USB and Thunderbolt

Question 5

What is the purpose of phantom power (+48V) supplied by an audio interface?

Accepted Answer

To power condenser microphones and active DI boxes

Answer

To increase the output volume of dynamic microphones

Answer

To charge the interface's internal battery

Answer

To boost the signal level of line-level inputs

Question 6

In signal flow, what is the correct order when recording a vocal through an audio interface?

Accepted Answer

Microphone → preamp → A/D converter → DAW

Answer

Microphone → A/D converter → preamp → DAW

Answer

Microphone → DAW → preamp → A/D converter

Answer

Microphone → D/A converter → preamp → DAW