Model 188
188Exit CongurePress the encoder in and the display will change to the metering screen.Rear PanelMicrophone InputsEach microphone input is a locking
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
188Simpli 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 c
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 rmware 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 appropriat
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 rst contact Aphex Systems, Ltd. for a Return Authorization
188Remote Controlled 8 Channel Microphone PreamplifierInstruction ManualP/N 188-3200Preliminary Rev 1Released 01/23/09Manufactured byAphex Systems Ltd
Aphex Systems Ltd.11068 Randall St.Sun Valley, CA 91352, U.S.A.Tel: (818) 767-2929Fax: (818) 767-2641Web: www.aphex.comEmail [email protected], techsup@
188Safety DeclarationsCAUTION: For protection against electric shock, do not remove the cover. No user serviceable parts inside.WARNING: This equipmen
188Table of Contents1.Introduction2.Quick Start Front Panel LCD Display and Rotary Encoder/Switch Front Panel Screens3. Rear Panel4.
188Why remote controlled preampliers?Locating the mic preamplier 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 identies the parti
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