Apogee ONE User Guide

Apogee ONE | User’s Guide for Windows
When recording with most computer-based digital audio applications, the delay between the input and
output of the recording system often disturbs the timing of the musicians performing. This delay,
known as latency, means that the musician hears the notes played a few milliseconds after having
actually played them. As anyone who has spoken on a phone call with echo knows, relatively short
delays can confuse the timing of any conversation, spoken
or musical.
Figure   A.
To illustrate the effect of latency, Figure A depicts the typical signal path of a vocal overdub session.
A vocalist sings into a microphone, which is routed to an analog to digital converter, then to the audio
software application for recording. In the software application, the vocalist’s live signal is mixed with
the playback of previously recorded tracks, routed to a digital to analog converter, and finally to the
vocalist’s headphones. A slight delay accumulates at each conversion stage, while a much greater
amount of delay occurs through the software application, resulting in the vocalist hearing his
performance in headphones delayed by
several milliseconds.
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Apogee ONE Specifications

General

Type	Laptop microphone
Bit rate	24 bit
Sample rate	96 kHz
Microphone direction type	Omnidirectional
Microphone in	Yes
Device interface	USB
Connectivity technology	Wired
Product color	Black
Compatible products	iPhone, iPod touch, iPad, Mac
Battery type	AA
Power source	Battery
Number of batteries supported	2
Cables included	Lightning, USB
Number of products included	1 pc(s)