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Audionet PRE1 G3, User Manual, Page: 1 / 42

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audionet

 

 

 
 
 
 

PRE1 G3 

 
 

Stereo Pre-Amplifier 

 
 
 
 
 
 
 
 
 
 
 
 
 
 

User's Manual 

 

Summary of Contents for PRE1 G3

Page 1: ...1 audionet PRE1 G3 Stereo Pre Amplifier User s Manual ...

Page 2: ...2 ...

Page 3: ...n 10 5 Inputs and outputs 11 5 1 Inputs 11 5 2 Outputs 11 5 3 Recording devices 12 5 4 Monitor 12 5 5 Phono 12 5 6 Audionet Link 13 5 7 External power supply EPS or EPX 13 5 8 Trigger output 14 6 Usage 15 6 1 Powering up 15 6 2 Switching on and off 15 6 3 Mains phase detection 16 6 4 Using Audionet Link 16 6 5 Control elements on the front panel 17 6 6 Volume control 17 6 7 Display 18 6 8 Input se...

Page 4: ...tart 30 7 10 SetChannelforBy PassMode 30 7 11 Set DC Servo for By Pass M 33 7 12 Overview factory defaults 34 8 Audionet Metal Remote Control 35 8 1 Key assignment PRE1 G3 36 8 2 Changing the batteries 36 8 3 Settings for Audionet preamplifier 37 9 Technical information 39 9 1 Design 39 9 2 Power supply 39 9 3 Circuitry 39 9 4 Handling 39 10 Security advice 40 11 Technical data 41 ...

Page 5: ...ngratulates you on your purchase of this unit But before you start listening to your new Audionet PRE1 G3 please read this manual carefully so you are able to use and enjoy all functions of this unit without drawback on music quality ...

Page 6: ...ins cord one green yellow cord for an additional earth connection 1 2 Transport Important Please transport the PRE1 G3 only in the included package Always use the cloth bag to prevent scratches on the casing Please allow the PRE1 G3 to adapt to the climatic conditions in your listening room before you switch on the unit for the first time after transport ...

Page 7: ...7 2 Overview front panel Display power key down key IR remote control receiver up key set down power up set key PRE 1 G3 Stereo Preamplifier ...

Page 8: ...C OUT left right 10 Earth connector for turn table phono 11 Cinch input no 6 left right 12 Cinch input no 5 left right 13 Cinch input no 4 left right 14 Cinch input no 3 left right 15 Cinch input no 2 left right 1 11 16 7 6 5 4 3 2 12 13 18 14 15 17 10 19 9 8 22 21 20 16 Balanced XLR input no 1 left right 17 Monitor input left right 18 Audionet Link output OUT 1 19 Audionet Link output OUT 2 20 5 ...

Page 9: ...iators Do not place the PRE1 on top of other units especially not on top of power amplifiers pre amplifiers or similar that produce heat Both units could suffer damage from thermal overload Do not use the unit in places where it is exposed to vibrations Do not place the unit close to loudspeakers or into the corner of a room where it is exposed to high levels of sonic energy which might reduce the...

Page 10: ...he correct polarization of mains is important for reasons of audio clarity and stability Please connect the mains cord so that the hot pin of the wall outlet is connected to the pin of the mains input 22 marked phase 21 Your Audionet PRE1 G3 is able to detect a wrong polarization of the mains plug during start up If the message Attention Mains Phase incorrect appears in the display switch off the ...

Page 11: ...d on the back panel of the PRE1 G3 to the corresponding output of the source you would like to connect to the PRE1 G3 5 2 Outputs The PRE1 G3 is equipped with two Cinch outputs OUT 1 6 and OUT 2 7 as well as one balanced XLR output XLR OUT LEFT and XLR OUT RIGHT 5 for the left and right channel to connect the unit to your amplifier s Use the Cinch output OUT 1 6 to connect the PRE1 G3 to your powe...

Page 12: ...es you like to record from With these inputs the recording output REC OUT 9 is always active 5 4 Monitor The monitor loop of the PRE1 G3 makes it possible to insert a recording device for read after write verify or an effects processor e g surround decoders into the signal path Connect monitor output MONITOR OUT 8 of the PRE1 G3 to the in put of the unit you would like to insert Also connect the o...

Page 13: ...t power amplifiers to the PRE1 G3 via Audionet Link Connect units you would like to control independently from the headphones settings e g tuner CD player etc to Audionet Link output OUT 1 18 Tip Audionet source units and power amplifiers are usually equipped not only with an Audionet Link input but additionally with an Audionet Link output to connect further Audionet devices to be controlled via ...

Page 14: ...e Control RC 1 or RC 2 Important Never switch on or off the EPS EPX on its back panel while the PRE1 G3 is operating For further information referring to the external power supply EPS EPX please consult its user s manual Tip Use a high quality cable for example the Audionet APC to connect the EPS EPX to mains The sound will improve 5 8 Trigger output Use trigger output TRIGGER 3 to control e g swi...

Page 15: ...ate mains switch 1 on the back panel The display will go dark To disconnect the PRE1 G3 from mains completely you have to pull the mains cord off the mains jack 22 Important Before you switch off the PRE1 G3 from mains power down and discharge completely all units connected to the outputs of the PRE1 G3 6 2 Switching on and off To power up the PRE1 G3 from stand by mode press the power key on the ...

Page 16: ...If the PRE1 G3 issues the mains polarization warning or no warning at all for both positions of the mains plug check the connection to earth of your mains socket and mains cord You have to ensure a stable connection to earth for the mains phase detection of the PRE1 G3 to work correctly 6 4 Using Audionet Link Your PRE1 G3 is equipped with two Audionet Link outputs OUT 1 18 and OUT 2 19 allowing y...

Page 17: ... an option of the setup menu see section Setup menu on page 21 up Push key to increase volume select next input channel see section Input selection on page 19 or change an option of the setup menu see section Setup menu on page 21 6 6 Volume control While the PRE1 G3 is in normal operating mode use keys up and down on the front panel to adjust the volume up increases down decreases the volume The ...

Page 18: ... on page 17 4 offset for input level of currently selected input channel see section Offset Adjust on page 26 As soon as you enter the setup menu by pushing the set key the display changes to show information related to the selected menu item For fur ther display details refer to the description of each menu item in section Setup menu starting from page 21 Note After 10 minutes without any user in...

Page 19: ...tputs Now the input section switches to the new input channel Afterwards the outputs are switched on again and finally the volume is stepped up to its original level Note Leave the input selection function by holding down the set key longer than 2 seconds Using the Audionet Metal Remote Control RC 1 or RC 2 select an input channel by using the keys CH and CH to switch to the next or previous input...

Page 20: ...t with the text MUTE in the 2nd line Even if the dim level is set to Off the text is displayed To un mute the PRE1 G3 press key again Here as well the volume is stepped up gently to its original level after switching on the outputs Note While the unit is muted you may of course select a different input channel as described above But the PRE1 G3 will stay muted until you press the key again to un m...

Page 21: ...you will leave the setup menu automatically Of course you may leave the setup menu from each menu item by holding the set key down for longer than two seconds The PRE1 G3 will return to the normal operating mode The order of items in the setup menu is 1 SET MONITOR ê 2 SET HEADPHONES ê SET DIM LEVEL ê BALANCE ADJ ê OFFSET ADJUST ê SET DC SERVO ê Channel name ê SET OUT 2 SUB ê SET AUTOSTART ê SET C...

Page 22: ...f the unit Even af ter disconnecting from mains the PRE1 G3 will still remember your settings In the following all options of the setup menu are explained in detail 7 1 Set Monitor Push the set key on the front panel longer than two seconds to enter the setup menu and get to the settings of the monitor loop Push the up key to activate the monitor loop If you would like to deactivate the monitor lo...

Page 23: ...he keys up and down to select the desired option The 2nd line shows the status of the headphones output HP off Link on Headphones output HEADPHONES 4 is dis abled The Audionet Link output OUT 2 19 is switched on off with the PRE1 G3 switching on off HP on Link on Headphones output HEADPHONES 4 is ac tive The Audionet Link output OUT 2 19 is also active as long the unit is switched on Use this opti...

Page 24: ... your power amplifier to the Audionet Link output OUT 2 19 of the PRE1 G3 it will be switched off automatically as soon as you select the headphones option HP on Link off Thus you are able to enjoy music with your headphones and need not to worry about the amplifier In case you deactivate the headphones output by selecting the option HP off Link on the power amplifier is switched on automati cally...

Page 25: ...automatically after 10 minutes without any user entry During active display saver the display shows only the number of the selected input channel and current volume level in the form of In 4 47dB The display brightness is always reduced to 25 and the location of the information text will change randomly every 12 seconds to prevent any burn in effect of the display The display saver is de activated...

Page 26: ...was shifted Example balance shifted to the right by 3 dB balance shifted to the left by 5 dB no balance shift Note In normal operating mode the PRE1 G3 indicates a balance shift by the corresponding symbol in the 2nd line of the display Thus you are able to see at any time if the balance was shifted balance shifted to the right balance shifted to the left A balance shift is carried out internally ...

Page 27: ...ld the set key for longer than 2 seconds to enter the setup menu Then push the set key six times to adjust the DC Servo option Push the up key to activate the DC Servo for the currently selected input channel To disable the DC Servo push the down key disabled The DC Servo is disabled for the currently selected input channel active The DC Servo is active for the currently selected input channel Act...

Page 28: ...d the assigned channel name The cursor in the 2nd line of the display marks the character you now may alter Use the keys up and down on the front panel to select the desired charac ter Hold set key down for longer than two seconds to move the cursor one step to the right After the last position the cursor wraps around and starts at the first position again Note The name of the monitor loop is also...

Page 29: ...ht push the down key Left Right Left and right channel are routed to the Cinch output OUT 2 7 Therefore output OUT 2 7 offers the same signal as output OUT 1 6 Subwoofer The mono sum signal of channels left and right is output on both jacks of output OUT 2 7 for driving a subwoofer Note In mode Subwoofer the mono sum signal is composed by the for mula Left Right Tip If your subwoofer offers only o...

Page 30: ... PRE on the Audionet Metal Remote Control RC 1 or RC 2 to switch on the unit into normal operating mode active The Autostart function is active As soon as you connect the PRE1 G3 to mains i e use the mains switch 1 on the back panel the unit starts up automatically to normal operating mode Use this setting for timer controlled op erations 7 10 Set Channel for By Pass Mode Press and hold the set ke...

Page 31: ...channels Left and Right 4 Use menu item Set Channel for By Pass Mode of the setup menu of the PRE1 G3 to select the input channel for By Pass Mode you con nected the outputs Left and Right of the home cinema pre amplifier to 5 Connect now all high quality 2 channel analog sources to the remain ing inputs of the PRE1 G3 6 Connect your DVD player to your home cinema pre amplifier as usual Use the PR...

Page 32: ...ough to the outputs at full level As soon as the By Pass Mode is activated the PRE1 G3 will ignore all control commands coming from the keys on the front panel or remote control exceptions see below Important There are only two possibilities to disable the By Pass Mode 1 Select a different input channel The PRE1 G3 switches back to the newly selected input channel selected before resetting the vol...

Page 33: ...Servo for the By Pass Mode is switched on Activate the DC Servo only in cases where the source connected to the PRE1 G3 holds a high DC component in its output signal The DC Servo eliminates the DC component The input channel dedicated to the By Pass mode is now AC coupled Usually the DC Servo may be disabled Note The setting of the DC Servo for the By Pass Mode is completely independent to the DC...

Page 34: ... Link on SET DIM LEVEL 50 BALANCE ADJ OFFSET ADJUST 0 dB for all input channels SET DC SERVO In 1 5 disabled In 6 active Channel name 1 BALANCED 2 INPUT TWO 3 INPUT THREE 4 INPUT FOUR 5 TAPE INPUT 6 PHONO IN SET OUT 2 SUB Left Right SET AUTOSTART disabled SET CHANNEL FOR BY PASS MODE SET DC SERVO FOR BY PASS M off ...

Page 35: ...Remote Control RC 1 or RC 2 controls all the important function of everyday use of your PRE1 G3 The following explains all these commands in detail CHAN VOLU ƒ O audionet RC 2 CH DNx PRE 4 9 7 8 VOL ä audionet RC 1 ART PRE 4 ä 9 7 8 CH VOL POWER 1 4 5 2 3 6 2 3 4 5 ...

Page 36: ...he PRE1 G3 3 Key CH selects the previous input channel of the PRE1 G3 4 Key VOL increases the volume of the PRE1 G3 5 Key VOL decreases the volume of the PRE1 G3 6 Mute key mutes the PRE1 G3 Press again to resume last volume level 8 2 Changing the batteries In order to exchange the batteries of your Audionet Metal Remote Con trol RC 1 or RC 2 first you have to remove the 6 Phillips head screws on ...

Page 37: ...t PRE1 G3 explains the function of these keys Depending on their type Audionet pre amplifiers use different system addresses for their remote control code A DIP switch on the circuit board of the Audionet Metal Remote Control RC 1 or RC 2 selects the desired system address In order to set the system address you first have to open up the remote control see section Changing the batteries on page 36 ...

Page 38: ...MAP 1 16 Note If not ordered explicitly the Audionet Metal Remote Control is pre configured to setting 19 of the DIP switch Older models of Audionet preamplifiers use system address 16 Audionet Metal Remote Control RC 2 uses both slider switches of the DIP switch The one for configuring the preamplifier is the upper one with the left side labelled 19 and the right side labelled 16 DIP switch for s...

Page 39: ... a discrete circuitry The driver stage operates distortion free in symmetric class A mode Gold coated precision relays switch the input signal and ground Volume and balance is controlled free of any electro mechanical component via precision resistor networks that are switched electronically and linearized in real time The resolution of the volume control circuit is 1 dB 9 4 Handling A microproces...

Page 40: ...ot cover the unit Do not open the unit Unauthorised opening will void warranty Do not short circuit the outputs During connecting or removing the PRE1 G3 to from sources and or power amplifiers all units have to be switched off to prevent damage of the PRE1 G3 or any of the other connected units Use dry cloth for cleaning We would like to wish you many exciting listening experiences with your new ...

Page 41: ...ut impedance line input 82 kOhms real XLR balanced input 15 kOhms real Input voltage max 5 VRMS Outputs 1 pair Cinch line gold plated 1 pair XLR balanced gold plated 1 pair Cinch Rec Out gold plated 1 pair Cinch Monitor gold plated 2 Audionet Link optical 1 connector gold plated for additional earth connection 1 trigger output 12 Volts DC 3 5mm telephone jack Output impedance line and balanced out...

Page 42: ...ble AC coupling via DC servo separate level adjustment for each input channel By Pass function e g for integration into home cin ema systems Auto start function for timer operations Audionet Link outputs for remote control of other Audionet components e g power amplifiers selectable headphones output Options Audionet Metal Remote Control RC 1 or RC 2 Phono module for MM and MC pickups external pre...

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