Related Manuals for Mitchell & Johnson 800 SERIES
Summary of Contents for Mitchell & Johnson 800 SERIES
- Page 1 800 SERIES PRE & POWER AMPLIFIER OWNERS HANDBOOK Made in the UK Made in the UK Made in the UK Made in the UK...
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Page 2: Table Of Contents
Index Index.............................. 2 Warranty…………………………………………………………………………………………...……… 3 Declaration of Conformity......................4 Introduction, Environmental, WEEE, Made in the UK............... 5 Installation & Safety Advice......................6 PRE-AMPLIFIER INSTRUCTIONS…………………………………………………………………….. 7 Rear Panel............................. 8 Front Panel…………………………………………………………………………………………..…… 9 Overview and Input Connections …………………………………………………………………..10 Balanced Connections………………………………………………………...…………………….… 11 Output Connections / Cables ………………………………………………………………………... -
Page 3: Warranty
Warranty PLEASE RETAIN YOUR ORIGINAL PURCHASE RECEIPT AND PLACE IT HERE FOR SAFEKEEPING YOUR WARRANTY PERIOD WILL COMMENCE FROM THE DATE OF PURCHASE SHOWN ON THE RECEIPT... -
Page 5: Introduction, Environmental, Weee, Made In The Uk
The wheelie bin symbol on this product indicates that it shall not be treated as household waste. It should be disposed of via a collection point for the recycling of electrical and electronic equip- ment. Made in the UK Your Mitchell & Johnson 800 series products were entirely designed and manufactured in the UK. -
Page 6: Installation & Safety Advice
VERY IMPORTANT Before connecting your new Mitchell & Johnson units to the rest of your system, please ensure all required input/output cables are connected BEFORE inserting the mains power lead and powering for the first time. User installation and safety advice Please ensure that the mains voltage of your new Mitchell &... -
Page 7: Pre-Amplifier Instructions
800 SERIES PRE-AMPLIFIER INSTRUCTIONS... -
Page 8: Rear Panel
Rear Panel Pre-Amp unbalanced Outputs Power Inlet and fuse ratings Outputs 1 and 2 are for connecting Please ensure that the specification indi- an amplifier. cated adjacent to the connector is correct for your area. Tape out is not volume controlled for recording. -
Page 9: Front Panel
Front Panel Input selector/Power on/off Volume Knob/Menu select Rotating clockwise or anticlock- Volume knob rotates in the wise will cycle through the list of conventional way to regulate available inputs. the amplifiers volume. The volume level is shown on the Unused inputs can be suspended main display. -
Page 10: Overview And Input Connections
Mitchell & Johnson 800 series pre-amplifier Overview The Mitchell & Johnson 800 pre-amplifier is a class leading product, capable of superb performance at the heart of an audiophile stereo system. It incorporates a substantial number of connections for both analogue and digital sources. -
Page 11: Balanced Connections
Input Connections continued Balanced. The Mitchell & Johnson 800 pre-amplifier incorporates a balanced input connection via XLR. Balanced connections are the normal method of connecting devices in the professional audio world. The audio signal is transmitted down the cable using two separate conductors. One signal is normal plus phase as would be in a standard phono/cinch type cable. -
Page 12: Output Connections / Cables
Examples include feeding an active subwoofer system or bi-amping, where a 800 series power amplifier is used to drive the tweeters in the loudspeakers and another amplifier is used to drive the woofers. -
Page 13: Front Panel Operation
Front Panel Operation On/Off Switch The On /Off switch is a 3 position momentary action type, meaning that it can be pushed upwards or downwards but will return to the central position when released. If using the 12 volt power link between the Pre-amplifier and the Power amplifier, pushing the switch downwards in the normal fashion will toggle both units on or off as required. -
Page 14: Remote Control
Mitchell & Johnson remote control The remote control is designed to operate both the primary functions of the Mitchell and Johnson pre/power and those of a Mitchell and Johnson CD player POWER: The top red power button toggles the unit between standby and power on. - Page 15 Setup Menu 1> HT DIRECT INPUT This menu defines the input designated as the Home Theatre input. This input can be as- signed as the front left and right channel input source to be used in a Home Cinema Set- up, usually from a home cinema processor or a suitable player with integrated surround sound decoding.
- Page 16 Setup Menus Continued 3> DISPLAY BRIGHTNESS Explanation: The brightness of the display can be adjusted between 5% and 95%. The brightness will revert to a high level when navigating menus and revert to the User se- lected level in normal operation. 4>...
- Page 17 5> INPUT NAMES: All input names are fully editable. Explanation : The rear panel is labeled Optical IN 1, IN 2, IN 3, etc. These are the default names used by the firmware, however, the displayed name may be changed as the user requires to make it easier to identify an audio source.
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Page 18: Setup Menu Options
Setup Menus Advanced, Cont’d 6> SYSTEM RESET Options: 1: CANCEL AND EXIT 2: LEAVE NAMES 3: FACTORY RESET Explanation > Allows the system to be quickly reset to factory defaults. Option 1 will not reset and will exit the reset sub menu. Option 2 will reset all menu options but leave edited input names. - Page 19 The USB interface uses an XMOS based solution. Linux or Apple operating systems will automatical- ly connect for high speed audio, though the M&J unit will have to be selected as the audio player in the computer settings. Windows 10 creators update also has the XMOS driver embedded. Earlier versions of Windows will require a driver, but we strongly recommend using Windows 10 for high speed audio playback.
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Page 20: Usb Audio
DAC via a suitable high speed USB 2.0 cable. Mitchell & Johnsons 800 series pre-amp uses a USB high speed device which upon con- nection, invokes the USB port’s high speed mode. This mode is only available under USB 2.0. -
Page 21: Pre-Amplifier Specifications
Audio Specifications Digital inputs > Optical > Capable of handling up to 24 bit 192kHz PCM stereo audio. Co-Axial > Capable of handling up to 24 bit 192kHz PCM stereo audio. Async USB > Capable of handling up to 24 bit 192kHz PCM stereo audio, Plus DSD1X and 2X. -
Page 22: Power Amplifier Instructions
800 SERIES POWER AMPLIFIER INSTRUCTIONS... -
Page 23: Rear Panel
Rear Panel Power Inlet and fuse ratings Please ensure that the specification indi- cated adjacent to the connector is correct for your area. This will either be 230VAC or 115VAC. Analogue Input Left Analogue Input Right Speaker Terminals Right Speaker Terminals Left From Pre-Amplifier From Pre-Amplifier Balanced input Right... -
Page 24: Front Panel
Front Panel Power on/off Switch Standby Light Output Level Meters... -
Page 25: Overview And Input Connections
Mitchell & Johnson 800 series Power Amplifier Overview The Mitchell & Johnson 800 series power amplifier is a class leading product, capable of superb performance at the heart of an audiophile stereo system. It employs an analogue class A/B topology using 6 high power output transistors per channel for reliability and tremendous current delivery. -
Page 26: Output Connections
Connections continued Output connections PRE OUT > Dual stereo line outputs are provided. These outputs are a loop through of the power amplifier input and can be used for bi-amplifying, where one stereo amplifier is used to drive the bass units and another stereo amplifier is used to drive the midrange/tweeter units. The loudspeakers must be suitable for bi-amping. -
Page 27: Power Amplifier Specifications
Audio Specifications Power Output: 8 ohms: 150 Watts RMS per channel, 4 ohms:280 Watts RMS per channel. Minimum load impedance: 4 ohms. Output Current: greater than 20 Amps Frequency response +0/-3dB @ 1W: 5Hz - 100kHz Noise (A weighted, volume control minimum): -100dBm Signal to Noise ratio (A weighted, ref: 285 Watts RMS 4 ohms): -104dB THD (10 Watts RMS 4 ohms, 1KHz): 0.006% THD (Max output before clipping, 4 ohms, 1KHz): 0.006%... -
Page 28: Rear Cover And Contact Details
Mitchell & Johnson Limited, 16, Severn Farm Industrial Estate, Welshpool, Montgomeryshire, Wales, UK, SY21 7DF email: info@mitchellandjohnson.com Web: www.mitchellandjohnson.com...
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