Apogee AD-500 Specifications

AADD--11000000Portable Reference Analog to DigitalConversion SystemOperating Manual andUV22®License AgreementRevision 2.1: November 1996

AD-1000 Operating ManualTable of ContentsPower Connector Pinout Diagrams...

IntroductionThe AD-1000 is a multi-purpose stereo analog to digital converter combining a high quality dual-stage, tripleservo, analog ‘front end’ wit

Soft Limit™Included with the AD-1000 is Apogee’s highly acclaimed Soft Limit circuitry. (This feature has functioned as manyan engineer’s “secret weap

Apogee Patented Low Jitter ClockThe C768 Ultra Low Jitter Slaving Clock references to an external clock source and provides a ‘flywheel’ effectby smoo

SpecificationsQUANTIZATION 20 Bits/SampleFREQUENCY RESPONSE 20Hz–10KHz ±0.025dB10KHz–20KHz +0.025 / –0.1dBTOTAL HARMONIC DISTORTIONPLUS NOISE (THD+N)F

Note: The AD-1000 will work with any well regulated 12V DC Power source with an output current of 1300 mAor greater. We recommend using linear type p

S/PDIF DIGITAL OPTICAL INPUT (Optical input connector on rear panel)32kHz to 54kHz Input Sampling Rates.S/PDIF.ADAT DIGITAL OPTICAL INPUT – available

Optional AccessoriesPS-1000EModel PS-1000E is a rack mountable dual worldwide power source for the AD-1000 with selectable 100, 120,220, and 240 Volts

AD-1000 Operating ManualUnpacking and InstallationUnpackingYour AD-1000 is packed in a foam lined shipping container. Be sure to save the container fo

Getting Started QuicklyYour AD-1000 is shipped ready to go. It has spent at least two days ‘burning in’. This burn-in procedure involvespowered operat

Manual revised for this new edition by:Danny Buchanan, Caryn Perkins, Richard Elen, Johnny Story, Ryan Freeland and Bob Clearmountain.SoftLimit is a T

AD-1000 Operating ManualPage 20OperationLocations and Functions: Front Panel ControlsThe AD-1000 offers an input section that can receive a wide varie

OSC PositionOSC selects a built in 1kHz digital oscillator calibrated to ± 0.01 dB with internal switch selectable output lev-els for accurate headroo

Selecting the DIG PositionThe last position counter-clockwise is the DIG position. When selected, an AES or S/PDIF signal (input via thetop BNC connec

Soft Limit™ FunctionEvolved from the legendary AD500E, this unique Apogee feature makes your mixes jump out in the highly com-petitive market for CD a

6. Turn on Soft Limit.7. Increase the oscillator output until the desk’s stereo meter reads 0 VU. (Don’t touch the console fader at thispoint.)8. Flip

In 16 position: the signal is converted at 20 bits but is reduced to a 16 bit output by adding dither toremove the distortion of truncation. In UV16 p

Pull-Up and Pull-Down SyncTwo other positions of the SAMPLE RATE Selector provide the unique ability to increase or decrease the inputsampling rate by

The SAMPLE RATE Selector should be in the 6 o’clock – straight down – position. In this sync source mode, theAD-1000 normally outputs the same frequen

AD-1000 Operating ManualLocking to an NTSC Video Sync SourceConnect the video reference to one of the BNC connectors on the rear panel. Termination is

AD-1000 Operating ManualS/PDIF (Sony/Philips Digital Interface) – Consumer digital interfaceStandardized as the CP-340 digital audio interface by the

The Apogee AD-100020 bit ResolutionA/D Converter“Your first class ticket from analog to digital!”AD-1000 Operating Manual

Rear Panel Functions and LocationsAnalog Audio InputsViewing the rear panel of the AD-1000, the female XLR connector on the left is the left (or Chann

Advanced OperationsThe DIP Switches – Location and FunctionThere are eight small switches located on the top of the unit that are accessible with a sm

Technical Input InformationInput ImpedanceThe AD-1000 is set up to easily match and interface to most any analog audio input. The AD-1000 input assume

Precise Calibration using One LEDWhen you need to make a mix from your analog mixing console, it is necessary to calibrate your AD-1000 tothe output o

AD-1000 Operating ManualDigital Headroom ExplainedPage 34'-12' dB LED Blinks-2/SL dB LED ON*0 dB Full Scale ANALOG NOMINALTYPICALLY 0dB MA

Options and EnhancementsAD1000 UV22 Digital Through OptionThe UV22 digital through option gives the AD-1000 the ability to process digital input signa

General notes on ADAT RecordingThe AD-1000 has the ability to output the ADAT digital format (on Toslink Optical) allowing you to bypass theA/D conver

However, many people have come to depend on the superior audio quality of using UV22 to record their 16-bittracks, and report no significant audio dam

Recording with the BRC as the master (AD-1000 as the slave)1. Connect the output from your console or microphone to the AD-1000 XLR input connectors.

AD-1000 Operating ManualPage 39ADATDigital InSync 9-pin D“Digital In”ADATDigital InSync 9-pin D“Digital In”ADATDigital InSync 9-pin D“Digital In”BRC48

A Note of ThanksAt Apogee we believe creating new products which really mean something requires puttinga lot of one’s self into that product. Apogee’s

RecordingTo record a true 20 bit signal onto an ADAT recorder (which is a 16-bit recorder) the following steps must betaken:1. Connect optical cable f

Special notes and restrictions:1. ADAT format cannot be transmitted while the AD-1000 is set to digital input “DIG.”2. ADAT format cannot be transmitt

Recording On To the DA-88 From an AD-1000 Using Video Sync1. Connect the output of your console or microphones to theAD-1000 XLR input connectors.2. S

S/PDIF and Word Clock (WC) Output OperationThe S/PDIF and Word Clock (WC) outputs are available on the 15-pin HD connector on the rear of the AD-1000(

AD-1000 Operating ManualPage 44AD-1000 HD15 connector (J1) pin numberingviewed looking into the connector on theunit from the outside (numbers are as

AD-1000 Operating ManualPage 45AD-1000 HD15 connector (J1) pin numberingviewed looking into the connector on theunit from the outside (numbers are as

Appendix I – UV22 Super CD EncodingSqueezing more performance from a standard CD is not a new idea. It began with adding white noise, calleddither, to

Something For Nothing?If we take a well-recorded 16-bit digital audio source and we decide to add some digital EQ, compression, gainchange, de-click,

“Listening tests have shown the Apogee UV22’s 16-bit output is the closest to what we hear on our 20-bitsource. It’s really like getting something for

“UV22 rounds out the rough edges of digital”—Stephen Marcussen, Precision Mastering, Hollywood“[The Apogee UV22] rounds out the rough edges of digital

Notes on CE OperationIn order to comply with the new (January 1996) requirements for electronic equipment operated in theEuropean Union, Apogee conver

Appendix II – Digital Audio InterconnectsDigital Audio Without Making Your Eyes Glaze OverYou’ve probably read, or at least started to read many artic

The numbers of digital audio are transmitted in binary form. Instead of using our familiar ten-finger-orienteddecimal numbers, we substitute one-finge

rate tempo and add faster multiples many times higher than the drummers sixteenth-note example. Now imag-ine what would happen to the drummer’s playin

Mitsubishi (Melco) PD InterfaceThe Mitsubishi 2-track and multitrack interconnect formats are similar to the Sony SDIF format – but not enoughfor dire

on a twisted pair of wires enclosed in an outer metal shield. The shield is usually a continuous, flexible braidedwire jacket or in applications where

AD-1000 Operating ManualPage 55Revision HistoryManual RevisionRev 0.1 1/27/95Rev 0.2 6/8/95Installed New Graphic ElementsRev 0.3 6/19/95Added changes

Licensing and Legal InformationCarefully read the following legal agreement prior to using the UV22 process provided in the AD-1000.Use of UV22 consti

Warranty InformationBe sure to return the enclosed warranty card. If you do so, Apogee can contact you withany update information. As enhancements and

THIS PAGE INTENTIONALLY LEFT BLANKAD-1000 Operating Manual

AD-1000 Operating ManualTable of ContentsAn Introduction to the AD-1000 ....................