Goldmund MIMESIS 22 SIGNATURE, User Manual

Page 1: ...USER MANUAL GOLDMUND MIMESIS 22 SIGNATURE Analog Preamplifier ...

Page 2: ...e reproduction of sound and image At Goldmund we strive to lead in the creation development and manufacture of the industry s most advanced technologies including audio and video systems home networking and music distribution The guiding principle at Goldmund is to produce a precise sound with the least possible loss of quality through the different stages Goldmund will never adopt a technology be...

Page 3: ...IS 22S Analog Preamplifier 3 Table of Contents 1 SETTING UP THE MIMESIS 22S 5 2 POWER SUPPLY 9 3 CONTROLS UTILIZATION 10 4 SOUND QUALITY OPTIMIZATION 15 5 SAFETY FEATURES MAINTENANCE 16 6 TECHNICAL SPECIFICATIONS 17 ...

Page 4: ...ty precautions particularly with regard to avoiding water moisture and heat To reduce the risks of electric shock do not remove the covers and refer servicing to qualified personnel The installation instructions must be carried out in full and the mentioned precautions taken to provide the satisfaction the Mimesis 22S is designed to provide and to avoid jeopardizing personal and equipment safety o...

Page 5: ...mplifier and the power amplifiers are also critical Ultra low reflection interconnect cables are absolutely mandatory to retain the time integrity that the preamplifier is designed to provide In all typical cases Goldmund recommends using the special Goldmund Lineal interconnect cables 1 2 UNPACKING You will find within the two GOLDMUND MIMESIS 22 S transit boxes The Analog Preamplifier The Power ...

Page 6: ...y the 150mm cabling The power supply and preamplifier should be located as far apart as the cabling allows The preamplifier should ideally not be located above the power supply The power supply most certainly should never be located above the preamplifier as this would force transformer vibration evacuation through the audio circuits on its way to ground The power supply also generates a significa...

Page 7: ... raising the cover using a small screwdriver when the powercord has been removed ensuring power is disconnected before handling Use a 2 5A slow blow fuse Warning Always ensure that the fuse cover is fitted Fuses are for fire prevention and do not protect against risk of electric shock 1 5 CONNECTIONS Warning Always remember that a plug with bared connectors is dangerous if in contact with a live s...

Page 8: ...alog output interconnects to the power amp using the RCA female sockets labeled analog outputs Connect the interconnect cables from source devices to the line inputs numbered 1 to 7 labeled IN1 to IN7 Connect tape machines to any inputs and to the Tape output RCA plugs Note Do not use the direct input labeled SSP Input if you are not using a linked configuration with a Goldmund Mimesis 20 If your ...

Page 9: ...per stabilization of all the circuitry and avoid any unwanted noise After this delay the output of the preamplifier is connected to the power amplifier The preamplifier can be powered off by switching the POWER switch to the OFF position A special safety circuit switches the preamp to MUTE to avoid any disturbance reaching the power amplifier and the speakers even if the preamplifier is disconnect...

Page 10: ... 3 buttons simultaneously To deactivate the Preamplifier set to OFF press these same SET PWR 1 and MUTE PWR 3 buttons simultaneously once more In standby mode the two red Leds near the PWR button will be illuminated intermittently approximately every five seconds 3 2 INPUT SELECTION To select the source you want to listen to use buttons IN1 to IN7 2 to activate each of the 7 input options When the...

Page 11: ...te output This switch turns off the output of the preamplifier without disconnecting the power supply It can be used to temporarily turn the volume down without touching the volume control Volume and balance adjustment are still possible when the preamplifier is muted 3 6 ABSOLUTE PHASE The PHASE EDIT switch 4 reverses the polarity of the signal 180o out of phase simultaneously on both channels A ...

Page 12: ...T PWR 1 and the REC MENU 5 buttons simultaneously Press REC MENU button 5 to move on to the next menu page To exit the menu press the SET PWR 1 and the REC MENU 5 buttons simultaneously once more 1 Display brightness The Mimesis 22S supports seven display brightness levels Press PHASE EDIT button 4 to increase display brightness Press MUTE PWR button 3 to decrease brightness 2 Display timing The M...

Page 13: ... input properties 4 Tape in Select input with IN1 to IN7 button 2 To select no Tape In press the MUTE PWR button 3 5 SSP input The SSP input function supports a direct link from input to output bypassing preamplifier circuits Select input using the IN1 to IN7 buttons 2 To select SSP INPUT NONE for example to avoid lopping a Tape Out monitor select MUTE PWR 3 3 9 EDIT MENU To access to this menu se...

Page 14: ...not followed the global adjustment may conflict with the individual input gain adjustment The Input Gain should therefore be re checked and re adjusted 2 Input gain Select input using the IN1 to IN7 button 2 Use the right rotary switch VOLUME 7 to change input gain Input gain limits are fixed by the global gain The maximum gain difference between inputs is 24dB 3 Input name The default Input Chann...

Page 15: ... at the current state of the technology the phase coherency of this source is not sufficient to allow an adequate difference between the two positions Many vinyl recordings are made without care for the absolute phase and different LP s can have different optimum positions Trial and error is therefore often necessary 4 3 GOLDMUND MECHANICAL GROUNDING In the Goldmund Mimesis 22 Signature edition pr...

Page 16: ... 2 MAINTENANCE To clean your Mimesis use only a soft clean dry or slightly damp cloth Avoid using domestic cleaning products Warning Always turn the power off before cleaning your preamplifier There are no user serviceable parts inside the Mimesis 22S Unauthorized servicing or alteration invalidates the manufacturer s warranty All inquiries relating to product servicing and operation should be ref...

Page 17: ...ominal input impedance 39 kOhms Separated input level adjustment for each of the 7 line inputs 12 to 12 dB INPUT LEVEL Maximum input level balanced 9 6 V RMS Maximum input level unbalanced 4 8 V RMS GROUP DELAY Propagation delay 300 ns stable with frequency from DC to 200 kHz DISTORTION 1 V rms output level 80 KHz measurement bandwidth 600 ohms termination impedance THD unbalanced in to unbalanced...

Page 18: ...Weighted ASA A 130 dB OPERATING TEMPERATURE Room temperature 30 to 40 degrees Celsius Internal temperature 45 to 70 degrees Celsius POWER Nominal line voltage 117 or 234 V Input voltage range 10 Maximum power consumption 70 W GROUNDING Separated ground and earth signal Connection optional between earth and ground to cancel all ground loops SAFETY FEATURES Automatic switching to MUTING if the AC li...

Page 19: ...ight and left balanced Input connectors RCA right and left for Tape and line inputs Link float RS232 Connector POWER SUPPLY CONTROLS POWER cord socket 3 lugs MAINS FUSE 2 5A slow blow VOLTAGE SELECTOR 110 220 V SIZE AND WEIGHT Preamplifier 440 W x 375 D x 140 H mm Power Supply 440 W x 300 D x 80 H mm Total Weight 25 kg WARRANTY 3 years parts and labor Note Note Note Note Information and product sp...