Conrad-Johnson ACT2 Owner'S Manual Download | Manualshive

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Conrad-Johnson Owner’s Manual

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ACT2 Advanced Composite-Triode Preamplifier

conrad-johnson

It just sounds right.

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Summary of Contents for ACT2

Page 1: ...Conrad Johnson Owner s Manual ACT2 Advanced Composite Triode Preamplifier conrad johnson It just sounds right ...

Page 2: ...al performance over the years Our reputation for producing among the industry s most reliable components is a natural consequence of this engineering approach Although the ACT2 has been designed to operate in an intuitively apparent way you will find useful information on its installation and operation in this manual Please take a few minutes to read the manual to better understand the features an...

Page 3: ...son 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 incidental 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 c...

Page 4: ...artment 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 service repack it using the original box and packing material and ship to the Service Department address above Boxes and packing materials can be obtained from our service department for a nominal charge if you no longer have ...

Page 5: ...efore installing your ACT2 remove these screws to release the suspension Save the screws to re use if it becomes necessary to ship your ACT2 Set Up To maintain proper ventilation mount the ACT2 horizontally on a flat hard surface and take care that the ventilation holes in the bottom are unobstructed Allow at least two inches of clearance above the unit and keep the cabinet or shelf open at the ba...

Page 6: ... the 99 9 of installations where EMI is not a problem Care in installation can often avoid EMI induced problems The following practices should generally be observed in any application and will be especially important where EMI may be a problem Interconnect cables should be kept as short as possible 3 meters or less and shielded cable should be used cable which has two center conductors and a separ...

Page 7: ...essor loop designed to conveniently accommodate the addition of a surround sound processor SSP to a high quality two channel system without compromising two channel performance Connect the front left and front right channel outputs from your SSP to the EPL2 input You can also connect the EPL2 OUT to an input on your SSP allowing you to do matrix processing on selected two channel sources When EPL2...

Page 8: ...he unit will turn on at the last used volume setting and input mute Pressing the mute button will 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 dn Level setting on the ACT2 is achieved by using a programmed microprocessor to select combinations from among an array...

Page 9: ...l switch the ACT2 into standby mode all tube circuitry switched off Pressing the mute button when 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 Pressing the EPL buttons inserts the associated processor in the signal path Pressing the button again will...

Page 10: ...able which will improve the sonic performance of your ACT2 The tubes in your preamplifier have been tempered by a controlled burn in procedure that permits them to perform for a greatly extended period without sonic degradation and then selected for minimum residual noise Replacement tubes are prepared and selected in the same way Therefore we highly recommend that you purchase replacement tube se...

Page 11: ...sure and the system is said to be phase inverting Each component 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 individual component is phase correct o r phase inverting as long as the system as a whole is phase correct This will be the case if the number of p...

Page 12: ...interconnects will be system dependent those that are top ranked 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 ACT2 before listening The sonic performance of the ACT2 improves noticeably as the unit warms up The midrange becomes more lucid the highs smoother and the soundstage ex...

Page 13: ... is protected by a fuse A failure of either of these fuses is a symptom of a more serious problem and a competent service technician should be consulted In no event should these fuses be replaced with a value or type different than that originally supplied The fuses are located on the input output pc board at the back of the chassis F1 the fuse for the tube circuit transformer is located nearest t...

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