A20 user manual
Contents
1. gt Primare A20 Integrated Amplifier User Guide gt Preface COPYRIGHT AND ACKNOWLEDGMENTS Copyright 2000 Primare Systems AB All rights reserved Primare Systems AB Idav gen 17D SE352 46 V xj Sweden The information in this guide is believed to be correct as of the date of publication However our policy is one of continuous development and so the information is subject to change without notice and does not represent a commitment on the part of Primare Systems AB Primare is a trademark of Primare Systems AB All other product names are trademarks or registered trademarks of their respective owners Warning To prevent fire or shock hazard do not expose this unit to rain or moisture Dangerous voltages inside Do not open the cabinet There are no user serviceable parts inside Repairs should be carried out by qualified service personnel only FCC Warning This equipment generates and can radiate radio frequency energy and if not installed and used correctly in accordance with our instructions may cause interference to radio communications or radio and television reception It has been type tested and complies with the limits set out in Subpart J Part 15 of FCC rules for a Class B computing device These limits are intended to provide reasonable protection against such interference in home installations EEC This product has been designed and typetested to comply with the limits se2. Index A audio input 7 8 audio outputs nnneen 7 8 B back panel connections 7 balance changing 5 iaa 7 F front panel 3 dimming the display 4 display ais 4 6 ground terminal sss 7 INPUT SELECTOR buttons 3 Tie 7 8 0 OUlpuls soa eae eee ae as 7 8 loudspeakers 7 8 7 8 power connecting 8 preamplifier outputs 7 8 5 source inputs 7 8 source selecting 5 STANDBY 3 switching on and off 4 switching on from standby 4 T tape outputs 7 8 technical specification 2 volume changing sss 5 VOLUME CONTROL 3 gt Index
3. ECHNICAL SPECIFICATION Output power per channel Speaker terminals Output impedance DC offset Line inputs Tape outputs Frequency response THD Signal to noise line Power consumption standby Peak current Dimensions WxDxH Weight 2 x 70W into 80 2 x 110W into 40 4 16Q lt 0 08Q lt 5mV 330mV 300mV lt 10Hz 100kHz 3dB 0 08 1kHz 10V into 82 98dB A weighted lt 16W 20A 430 x 275 x 95mm 11kg gt Using the A20 Integrated Amplifier This chapter explains how to operate the A20 Integrated Amplifier using either the front panel controls or the C30 Remote Control FRONT PANEL CONTROLS A The STANDBY button switches the A20 to standby or switches it on from standby All the functions of the A20 Integrated Amplifier can be accessed using the five front panel push buttons and volume control and information about its The input selector buttons select one of the four source inputs tion is displayed on the front display ape A ge SA The VOLUME control changes the volume STANDBY PD CD TUNER LINE 1 UNE 2 A20 INTEGRATED AMPLIFIER PRIMARE gt Using the A20 Integrated Amplifier FRONT PANEL DISPLAY The following illustration shows the information on the front panel display 1 A Volume setting Currently selected input To dim the front panel display Press the DIM button on the remote cont
4. m the mains power before connecting or disconnecting any of the cables OUTPUTS Loudspeaker outputs Connect the left and right loudspeakers to the corresponding terminals The terminals can accept speaker cables terminated with Amm banana plugs spade terminals or bare wires To connect bare wires unscrew the terminal pass the bare wire through the hole in the terminal bolt and clamp the wire in place by screwing the terminal back down Preamplifier outputs The PRE OUT sockets provide a linedevel output from A20 preamplifier stage which can be connected to another preamplifier such as the Primare P30 Processor The level of this output is controlled by the volume control on the A20 The TAPE OUT sockets provide a fixed level copy of the currently selected source suitable for connecting to a tape recorder INPUTS Source inputs Connect each source to the appropriate source input connecting the right channel to the red socket and the left channel to the white socket To connect an analogue turntable with a moving magnet or moving coil cartridge you will need an additional phono preamplifier such as the Primare R20 The output of the turntable is connected to the R20 and the output of the R20 should be connected to a spare input on the A20 such as LINE A ground terminal is provided above the inputs sockets to allow you to provide a direct ground connection for sources in order to remove hum loops gt
5. necting the A20 to other equipment The TAPE OUT sockets are independent of the position of the volume control and allow you to connect the A20 to a tape recorder The PRE OUT sockets are controlled by the volume control and can be used to connect the A20 to another output stage or a digital surround processor such as the Primare P30 Superb technical design The A20 incorporates a classic circuit design based on J FET input devices and bipolar output devices typical of far more expensive equipment giving high performance and excellent reliability Intuitive user interface In keeping with the philosophy of the Primare range of systems the A20 can be controlled through a very simple and intuitive set of front panel controls Alternatively all the functions of the A20 can be controlled by the C30 Remote Control along with the other Primare components in your system USING THE A20 WITH OTHER PRIMARE PRODUCTS Although the A20 is flexible enough to work with virtually any other equipment you have in your system it is ideal for use with the other products in the Primare range such as the Primare V20 DVD Player Primare T20 FM Stereo Tuner or Primare D20 Integrated CD Player A particular benefit of using the A20 with other Primare sources is that you can control your entire system with a single remote control to give you a fully integrated system with the simplest possible user interface gt Introduction T
6. rol The display will dim to show just the currently selected source To restore the normal display Press the DIM button again SWITCHING ON AND OFF To switch on Use the switch under the lefthand edge of the front panel During normal operation you can leave the A20 switched on and in standby To switch to standby Press the STANDBY button on the front panel or the STBY button on the remote control To switch on from standby Press the STANDBY button on the front panel Selecting any function with the remote control will also switch on the A20 from standby Using the A20 Integrated Amplifier lt SELECTING A SOURCE The A20 Integrated Amplifier provides a choice of four line inputs labelled CD TUNER LINE 1 and LINE 2 To select a source e Press the button corresponding to the source you want to select until the name of the source is displayed on the front panel display For example e Alternatively press the SEL or SEL W buttons on the Remote Control to step between sources CHANGING THE VOLUME The A20 allows you to vary the volume from silence to 79 maximum volume To change the volume Rotate the volume control on front panel or press the VOL A or VOL Y buttons on the C30 Remote Control The current volume setting is shown on the front panel For example CHANGING THE BALANCE You can change the balance of the sound between the left and right channels
7. t out in EN55013 and EN55020 This guide was produced by Human Computer Interface Ltd http www interface co uk gt Contents Introduction WELCOME TO THE A20 INTERGRATED A A tto t rt S USING THE A20 WITH OTHER PRIMARE PRODUCE Ta PE TECHNICAL SRECIPICATION ae Using the A20 Integrated Amplifier FRONT PANEL CONTRO Sen FRONT PANEL DISPLAY oa et SWITCHING ON AND OFF Lusia tinte SELECTING A SOURCE dos nase EHANEINGTTHEVOLUME HE Nena CHANGING THE BALANCE Connecting the A20 Integrated Amplifier BACK PANEL CONNECTIONS POWER CONNECTION Sprie et ees E MI EE MEET Index gt Preface gt Introduction Welcome to the Primare A20 Integrated Amplifier This chapter introduces you to its key features and explains how you can take advantage of its superb sound as the key component in your hi fi system WELCOME TO THE A20 INTEGRATED AMPLIFIER The A20 is an integrated preamplifier and power amplifier with extraordinary performance for its price High performance power amplifier The A20 incorporates a power amplifier providing 70 Watts per channel of superb quality sound Flexible inputs The A20 preamplifier stage provides four inputs labelled CD TUNER LINE 1 and LINE 2 to cater for a flexible range of sources Fixed and variable outputs The currently selected source is provided on two pairs of line level outputs for con
8. to shift the position of the stereo image To change the balance e Press the MENU button on the Remote Control The front panel display shows the current balance setting where 6 corresponds to the leftmost position O corresponds to centre and 6 corresponds to the rightmost position For example e Press the VOL A and VOL Y buttons on the remote control to adjust the balance e Press the MENU button again to revert to the normal volume display Alternatively the normal display will revert automatically after four seconds gt Using the A20 Integrated Amplifier gt Connecting the 20 Integrated Amplifier BACK PANEL CONNECTIONS 9 6 GROUND RIGHT SPEAKER LEFT SPEAKER S cD TUNER LINE 1 LINE 2 OUT DC o 0 OC o eme A Right loudspeaker outputs D Audio inputs Mains power input and fuse Ground terminal outputs Left loudspeaker outputs E Preamplifier outputs gt Connecting the A20 Integrated Amplifier POWER CONNECTION Warning Before connecting power check that the required supply voltage indicated on the back panel corresponds to your local AC supply If a different voltage is stated on the type plate do not connect the amplifier to th mains power and seek advice from your dealer Connect the mains power using the enclosed mains cable Note Always disconnect the amplifier fro
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