Aphex 188 Manual de Instruções

188Remote Controlled 8 Channel Microphone PreamplierInstruction ManualP/N 188-3200Preliminary Rev 1Released 01/23/09Manufactured byAphex3500 N San Fe

188SYNCStandard BNC connectors with 75Ω terminations are provided for input (IN) and output (OUT) of word clock. Input may be either word clock or AES

188Simplifi ed Block DiagramSignal FlowThe microphone signal enters the Model 188 through the female XLR, through a switch for the Pad (-26dB), the mic

188Installation3.1 UNPACKING AND INSPECTINGYour Aphex product was carefully inspected and packaged at the factory prior to shipment. The car

188Ground loops hardly ever cause problems within the 188 since it was designed with high immunity. However, other equipment connected t

1883.10 INSTALLING NEW FIRMWARE INTO THE 188Aphex is always striving to improve the performance of its equipment. The firmware that was programmed into

CHANGING THE PRE/POST SETTINGRemove the top cover and locate the jumper for each preamp behind the DB-25 connector.. Move the jumper to the appropri

1884. Functions in DetailChannel Select and Channel Status Readout Use the encoder to select the channel. Only one channel can be selected at a time.

much easier and quicker than the alternative of swapping cables and equipment. Low Cut 75HzTo help reduce low frequency rumble that can be caused by

1887.2 SERVICE INFORMATIONIf it becomes necessary to return this unit for repair, you must first contact Aphex Systems, Ltd. for a Return Authorization

188Safety DeclarationsCAUTION: For protection against electric shock, do not remove the cover. No user serviceable parts inside.WARNING: This equipme

188Table of Contents1.Introduction2.Quick Start Front Panel LCD Display and Rotary Encoder/Switch Front Panel Screens3. Rear Panel4.

188Why remote controlled preamplifiers?Locating the mic preamplifier as close as possible to the microphone eliminates the long cable runs at mic level.

188Quick StartRotary Encoder and SwitchRotate the encoder clockwise or counterclockwise to scroll between screens. Press the en-coder to make the curs

188This screen shows a twelve segment peak level meter for each channel. When there is an overload the clip on that channel is indicated with a “!”. W

188Pressing the encoder will make the cursor appear under source selection- either “Int” (internal), “Ext” (external), or “Ext SMUX”. If the source is

188Press encoder in and then rotate clockwise for more contrast, counter-clockwise for less contrast.Contrast AdjustThe Net Number identifies the parti

188Exit ConfigurePress the encoder in and the display will change to the metering screen.Rear PanelMicrophone InputsEach microphone input is a locking