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Summary of Contents for Octave Jubilee
- Page 1 Jubilee Preamp Owner's Manual English...
- Page 2 Thanks to our years of experience and our in-depth understanding of amplifier technologies and their side ef- fects, OCTAVE is able to achieve a musical quality and degree of reliability that seemed impossible or unaffordable only a few years ago.
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Page 4: Table Of Contents
CONTENTS Page Foreword Introduction 1.1. What makes OCTAVE amplifiers special? ............... 1.2. Description of the Jubilee preamplifier ..............Safety precautions 2.1. Before you begin ...................... 2.2. Placement ........................ 2.3. Warranty ........................Getting started 3.1. Unpack and check the content ................. -
Page 5: Introduction
Thanks to their unique output stage design, they will main- tain their optimum sound quality with virtually any amplifier. OCTAVE employs the latest electronic circuit designs to create the best possible Control + operating conditions for the tubes, and thus for the amplifier itself. -
Page 6: Description Of The Jubilee Preamplifier
– without the need for corrective mechanisms. Whether the source equipment is connected via the RCA / CINCH phono or XLR inputs, the Jubilee tube preamp always produces a perfectly balanced output signal and delivers an optimum sonic per- formance independent of the source type. -
Page 7: Before You Begin
Defective fuses should also only be replaced by a qualified technician. Always replace fuses with ones of the same type and rating. If your amplifier re- quires servicing, please ship or take your equipment directly to OCTAVE or to one of our authorized service centers. -
Page 8: Placement
2.2. Placement Location OCTAVE equipment is designed strictly for use in a dry domestic environment with a room temper- ature up to 25°C. Do not use it in open air or in damp environments! Never place plants or liquid-filled containers on your amplifier. Take care that objects do not fall or liquids are not spilled into the enclosure. -
Page 9: Getting Started
5. Turn the volume control anticlockwise close to the minimum setting. Remember that high sound pressure levels can damage to your hearing as well as your loudspeakers. 6. Connect the power supply to the wall socket. Plug the power cord [24] of the Jubilee power supply into the special socket on the preamplifier. [19]... -
Page 10: Running In
Switch the power supply on (switch [26]. LED [25] on the front panel of the power supply will illumi- nate. Wait until the Muting LED [1] on the Jubilee preamplifier goes out. The unit will be ready for use in about four minutes. -
Page 11: Operation
4. OPERATION 4.1 JUBILEE PREAMPLIFIER FRONT PANEL The Jubilee preamplifier is equipped with a delay timer function that helps conserve tube life. The output is muted (muting LED illuminates) for four minutes during the start phase The muting function is also activated when the gain switch [4] is used (See Sec. 3.2.) -
Page 12: Jubilee Preamplifier Top View
4. OPERATION 4.2 JUBILEE PREAMPLIFIER TOP VIEW Legend GAIN Facility for switching between high (H) and low (L) gain. The appropriate LED illuminates to show which position is active. H (HIGH) position: This is the standard position for the majority of power amplifiers and loudspeakers. -
Page 13: Connections
5. CONNECTIONS 5.1 REAR PANEL JUBILEE PREAMPLIFIER General points: The following applies to all connections: L: LEFT channel, R: RIGHT channel XLR pin : 1: GROUND, 2: + 3: - Legend RC: Connector for the infrared receiver. The remote control is standard CD SYM Section: Line level XLR input for sources with balanced outputs (CD player) ... - Page 14 5. CONNECTIONS 5.1 REAR PANEL JUBILEE PREAMPLIFIER Legend Phono preamp inputs (RCA/CINCH) These inputs are active in the PHONO INPUT MODE ASYM setting. The RCA / CINCH inputs are wired in parallel to the balanced (XLR) inputs. You can use either the RCA / CINCH or the XLR sockets to connect a phono preamp.
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Page 15: Rear Panel Jubilee Power Supply
Before connecting the mains power cord into the wall socket, make sure that your amplifier is suitable for your local supply voltage. To exclude the risk of electric malfunction, connect the power supply with the Jubilee preamp before you connect the power supply to the mains. Fuse holder Warning: Fuses should be changed only by a qualified technician. -
Page 16: Remote Control For Volume
6. REMOTE CONTROL FOR VOLUME 6.1. REMOTE CONTROL TRANSMITTER + Volume up - Volume down Changing the batteries Procedure Take off the bottom plate (three screws size Phillips 1) Change the batteries: 2 x Type AAA 1.5 V alkali-manganese / alkaline) Please take care not to push the buttons of the remote control while inserting the new bat- teries. -
Page 17: Remote Control Receiver
Connector to Receiver the rear panel Because it would not be very aesthetic to drill a hole in the Jubilee front panel, we decided to use a solution with an external receiver Procedure Connect the receiver with the plug on the rear panel... -
Page 18: Tubes
7. TUBES 7.1 TUBE LAYOUT Tube replacement should be done by a technician. Before opening the cover it is mandatory to remove the power cord from the mains power inlet. Tubes used also available under this description ECC 82 (E82CC, ECC802S, 12AU7, 5814, 6189W) Sockets [29] and [30] require selected, matched tubes with equal systems. -
Page 19: General Information
Switch off the preamplifier, unplug the power cord from the wall socket and allow the unit 10 minutes to cool down The Jubilee's automatic discharge system will discharge the power supply capacitors. The red LED [31] will be lit during this time (see Tube Layout, Section 6.1). To avoid an electric shock, wait until this LED has extinguished before opening the case. -
Page 20: Options
Bypass on request. The HT Input is than the TAPE 2 Play RCA Input. Gain of the Jubilee in HT setting is 0db. The func- tion and the input is activated in the position TAPE 2 of the mode selector. A regular connection of a... -
Page 21: Troubleshooting
9. TROUBLESHOOTING Amplifier will not switch on POSSIBLE CAUSES The Jubilee power supply power cord is loose or not connected correctly REMEDY Connect power cord and check the wall socket and power connections POSSIBLE CAUSES No or faulty power connection between preamp and power supply... - Page 22 9. TROUBLESHOOTING Cracking noises when switching on and off POSSIBLE CAUSES Household electrical equipment such as older refrigerators or 12-volt halogen light- ing systems can generate strong radio interference when they switch on and off. This electrical interference can cause an audible crack or pop through the speakers. REMEDY Connect your hi-fi system to a central mains distribution board plugged into a wall socket.
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Page 23: Specification
10. SPECIFICATION 10.1. TECHNICAL DATA In- and Outputs 6 x RCA, 2 x XLR Inputs Home Theatre Bypass function on request (only RCA) 2 x RCA, 2 x XLR, Outputs 2 x Tape Record (RCA) Specification Frequency response (RCA / CINCH) 3 Hz –... -
Page 24: Dimensions
10. SPECIFICATION 10.2 DIMENSIONS Dimensions Power Supply in mm ca 530... - Page 25 10. SPECIFICATION 10.2 DIMENSIONS Dimensions Jubilee Preamplifier in mm ca 560...
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Page 26: Diagrams
10. SPECIFICATION 10.3 DIAGRAMS Frequency response Extremely linear frequency response. No fall in level at lowest bass frequencies. Distortion spectrum Distortion spectrum at 1 kHz: only second harmonic k2 is discernible; no residual hum at 50/100Hz. 10/23... - Page 28 We reserve the right to alter and improve the specifications in pursuit of better. OCTAVE logo is a registered trade mark of Andreas Hofmann. Copyright by Andreas Hofmann OCTAVE AUDIO T. +49 (0) 7248 3278 ANDREAS HOFMANN F. +49 (0) 7248 3279 REUTAECKERSTR.
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