Carot One ERNESTOLO 50K User Manual Download | Manualshive

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FABRIZIOLO 30K, LIMITED EDITION,
AUDIOPHILE TUBE PREAMPLIFIER

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Summary of Contents for ERNESTOLO 50K

Page 1: ...FABRIZIOLO 30K LIMITED EDITION AUDIOPHILE TUBE PREAMPLIFIER 1 15 ...

Page 2: ...3 2 Operation 4 SPECIFICATIONS 10 4 1 Specification of the Headphone Amplifier Unit 4 2 Specification of the Pre Amplifier Unit 4 3 Specification of the AC Adaptor 5 TECHNICAL NOTES For professional user ONLY 12 5 1 DC Bias Voltage Tuning 6 TROUBLESHOOTING 14 7 ACCESSORIES 15 2 ...

Page 3: ...esigned mini chassis make FABRIZOLO 30K a more professional looking but yet a more space friendly equipment at a very affordable price 2 Features Tube pre amplification provides high clarity in reproducing high and recording music Rigid and compact aluminum chassis to ensure a quick and smooth release of vibrations Separated preamplifier and AC adaptor design to minimize mutual interference and fl...

Page 4: ...shbowl kitchen sink in a wet basement or near a swimming pool etc 3 Object or liquid entry Take care that objects do not fall and liquids are not spilled into the enclosure through any openings Liquid filled objects such as vases should not be placed on the equipment 4 Placing the equipment Only use a rack or shelf that is stable and strong enough to support the weight of this equipment 5 Ventilat...

Page 5: ...O 30K must be installed in a manner that makes disconnection possible 10 Power cord protection Power supply cords should be routed so that they are not likely to be walked on or pinched by items placed upon or against them Pay particular attention to the point where they exit from the equipment 11 Power lines Locate any outdoor antenna aerial away from power lines 12 Non use periods If the equipme...

Page 6: ...ot cause harmful interference and 2 This device must accept any interference received including interference that may cause undesired operation WARNING Due to the mains power supply being located on the rear panel the apparatus must be located in an open area without anything obstructing access to the mains switch Mains plug appliance coupler is used to disconnect device and it shall remain readil...

Page 7: ...ne to the amplifier using the provided mini RCA cable this input over rides rear input WARNING When plug in the supplied mini jack cable or your headphone to 2 or 3 always plug in a vertical way NEVER shake the mini jack as this will permanently damage the internal structure of the socket causing bad contact of signal 7 ...

Page 8: ... to this socket to supply power to this amplifier 5 Audio output Connect this output to your power amplifier 6 Audio input The audio signal input LEFT RIGHT connects from audio source e g CD player to the amplifier by a RCA audio cable not provided 8 ...

Page 9: ... your amplifier Connect the power adaptor to the Power In connector 4 It s now all set and you are ready to enjoy your music 3 2 Operation Please follow the below steps such that you can enjoy the product without any difficulty To Turn on the unit Turn the Volume controller 1 clockwise to turn on the amplifier but keep at minimum level Wait around 15 seconds to allow the vacuum tube to warm up to ...

Page 10: ... CD in RCA L R x 1 3Vpp max 4 2 Specification of the Pre Amplifier Unit Vacuum Tube 6DJ8 6922 series or 12AU7 series exchangeable Signal to Noise Ratio SNR 92dB THD Noise 0 05 10kOhm 0 15 33Ohm Input Audio CD in RCA L R x 1 3Vpp max 3 5mm L R x 1 Output Audio Front 3 5mm L R x 1 Rear RCA L R x 1 Power Indicator Blue LED under tube socket x 1 Power Supply DC 12V 13 2V max Dimensions W x H x D 76mm ...

Page 11: ...4 3 Specification of the AC Adaptor AC Input Universal AC 100V 240V 50 60Hz DC Output DC 12V 5A 60W DC Plug DC 2 1mm Ripple Noise 25mV Over load Protection 105 150 Over voltage Protection 115 150 11 ...

Page 12: ...C88 E88CC etc and 2 12AU7 5963 5814 ECC82 etc If you change the tube within the same series it needs to re tune the DC bias voltages ONLY If you change the tube to another series it needs both to re tune the DC bias voltages and re set the jumper Otherwise the tube may be burnt out The power amplifier jumper setting for Different Tube Series The two series of tube are operated in either 6Volt or 1...

Page 13: ...s the tube Slowly shake the vacuum tube back and forth to remove the vacuum tube Plug in your preferred vacuum tube and select the voltage at the jumper P2 2 Use screwdriver to take out the 4 screws at the bottom of the unit and remove the base plate 3 Power ON the machine with no audio signal input 4 Wait at least 5 minutes for the machine to run in 5 Use the multi meter to detect the DC voltage ...

Page 14: ...all The audio cable not properly connected properly connect the audio cable The mute switch 4 is not at mute position Un mute the amplifier The volume level is too low Turn volume level higher The audio source not started playing Start playing the audio source the speaker cables not properly connected properly connect the speaker cables Hum audio connector plug not fully pushed in Insert plug secu...

Page 15: ...essories 3 5MM to 2 x RCA connection cable x 1 Power cable x 1 12V power supply x 1 User Guide x 1 OPENITEM ITALIA is WORLDWIDE DISTRIBUTOR of Carot One Website www carotone it Email info carotone it END 15 ...

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