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Conrad-Johnson ET3 Preamplifier Owner’s Manual

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Limited Warranty for Conrad-Johnson Components

Conrad-Johnson Design, Inc. will provide service under warranty to 
the original owner on products sold new in the United States for the 
lesser period of three years from the date of purchase by the origi-
nal  purchaser,  or  five  years  from  the  date  of  shipment  to  the 
authorized  conrad-johnson  dealer.  During  the  warranty  period, 
conrad-johnson will repair defective units without charge for labor 
or parts (with the exception of vacuum tubes and batteries).

Exclusions. The following are not covered under this warranty:

a) Units which have been damaged by misuse, abuse, or acci-
dent.
b) Units which have been modified, altered, or improperly 
repaired by anyone not specifically authorized by conrad-
johnson design, inc. 
c) Units not purchased from an authorized conrad-johnson 
dealer in the United States for use in the United States.
d) Normal wear
e) Incidental or consequential damages are not covered under 
this warranty. Some states do not allow the exclusion of inci-
dental or consequential damages, so this exclusion may not 
apply to you.

Obtaining  Warranty  Service:  To  obtain  warranty  service,  the  unit 
must  be  shipped,  along  with  evidence  of  purchase,  in  factory 
packing  to  conrad-johnson  design  (or  designated  service  center) 
with  freight and insurance prepaid by the owner. After repair, the 
unit will be returned with freight and insurance prepaid by conrad-
johnson design to any destination in the United States. 

All  implied  warranties,  including  merchantability  and  fitness  for  a 
particular  purpose  are  limited  in  duration  to  the  duration  of  this 
express  warranty.  Some  states  do  not  allow  limitations  on  the 
duration  of  implied  warranties  so  the  above  limitations  may  not 
apply to you.

This  warranty  gives  you  specific  legal  rights  and  you  may  also 
have other rights which vary from state to state.

Summary of Contents for ET3

Page 1: ...Conrad Johnson Owner s Manual ET3 Vacuum Tube Preamplifier conrad johnson It just sounds right...

Page 2: ...ng among the industry s most reli able components is a natural consequence of this engineering approach Although the ET3 has been designed to operate in an intuitively apparent way you will find usefu...

Page 3: ...ed conrad johnson dealer in the United States for use in the United States d Normal wear e Incidental or consequential damages are not covered under this warranty Some states do not allow the exclusio...

Page 4: ...ad johnson service department can also be reached by e mail at service conradjohnson com by phone at 703 698 8581 or by fax at 703 560 5360 Service If your conrad johnson audio component requires serv...

Page 5: ...s of EMI Choice of materials physical lay out grounding practice and power supply design have all been specified with a view to reducing the impact of electromagnetic fields on the performance of this...

Page 6: ...EPL OUT to the input of your signal processor or tape recorder and the EPL IN to the output of your processor or tape recorder Alternatively the EPL IN connection can be used as an additional line lev...

Page 7: ...ll overload the input circuitry of the line stage Units with high gain phono cards can be sent to the factory to be converted to low gain phono cards and vice versa There is a charge for this service...

Page 8: ...silence the preamplifier main outputs and set the level display to zero on both channels Pressing the mute button again will restore the previously selected level setting vol up vol down Level setting...

Page 9: ...hen the unit is in standby mode will switch it back on SELECTORS PH AUX TUNER CD VIDEO AUX2 You can directly access any of these inputs by pressing the associated button on the remote EPLS EPL1 EPL2 P...

Page 10: ...e final choices being made solely on the basis of sonic performance We know of no vacuum tubes available which will improve the sonic performance of your ET3 Preamplifier The tube in your preamplifier...

Page 11: ...onent in the stereo system either preserves the phase of the incoming signal and is said to be phase correct or inverts the phase and is said to be phase inverting It is unimportant whether an individ...

Page 12: ...d on one system may be a poor choice for a different system Consult your conrad johnson dealer for recommendations for your specific system Performance Tip Warm up the ET3 before listening sonic perfo...

Page 13: ...es The ET3 has two power transformers each of which is protected by a fuse These fuses F1 and F2 are located on the main pc board near the transformers There is also an ac mains fuse F3 located in the...

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