VAC Vintage Line Stage Mk II Instructions Manual Download | Manualshive

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Valve Amplification Company

VAC Standard Preamplifier Mk II

Instructions

Manual issued - 3 March 2006

Please read carefully before installing

Copyright 2006 by Valve Amplification Company. All rights reserved.

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Summary of Contents for Vintage Line Stage Mk II

Page 1: ...lve Amplification Company VAC Standard Preamplifier Mk II Instructions Manual issued 3 March 2006 Please read carefully before installing Copyright 2006 by Valve Amplification Company All rights reserved ...

Page 2: ...dent VAC INTRODUCTION The VAC Standard Mk II Preamplifier is an all new design derived from the VAC Phi Beta and employs four twin triode vacuum tubes operating in Class A This unique design provides great speed detail punch and musicality all without global feedback Its moderate gain structure and low output impedance provides an excellent match with a wide range of popular power amplifiers The n...

Page 3: ...r associated components 3 At turn on all volume controls should be full counter clockwise Allow one 1 minute for warm up before disengaging mute and commencing playback Note Mute is automatically engaged when switching on units equipped with the remote control option 4 For protection of your speakers and power amplifier always engage Mute before switching the power off or on Note Mute is automatic...

Page 4: ...erminal provided on the rear panel See Phono Section for cartridge types appropriate for use Connect output interconnects to your power amplifier 3 Connect the AC power cord to the IEC connector on the power supply For best performance route the power cord away from signal cables 4 Before turning the power switch to the on position set output level to zero by rotating the Volume control fully coun...

Page 5: ... tape deck this output can supply signal to any typical line level input enabling it to control a second zone in multi room installations The Cinema position provides access to one of the Standard Mk II Preamplifier s most unusual feature When set in the Source position input choice is governed by the Input Selector switch This is the normal setting and enables the unit to be used as a typical pre...

Page 6: ...observed in the LED indicator Mute is automatically engaged when switching on units equipped with the remote control option NOTE ON ABSOLUTE PHASE Through the main RCA outputs the Standard Preamplifier Mk II inverts absolute phase There is some debate about the audibility of absolute phase and it generally is not controlled for by the recording industry i e about half of your recordings may have i...

Page 7: ... New Tubes Original Equipment Replacement tubes are available from VAC These tubes ensure your Standard Preamplifier will meet or exceed all factory performance specifications DANGEROUS VOLTAGES EXIST WITH THIS COMPONENT YOU MUST FOLLOW THESE STEPS TO PROTECT YOUR SAFETY Before replacing tubes all power must be turned off Unplug the power cord from the wall and remove all audio interconnect cables...

Page 8: ... spares VAC will be happy to test tubes for concerned customers WARRANTY Your equipment is warranted for a period of thirty 30 days from the date of purchase In addition if the registration form is received by VAC along with a copy of your sales receipt from an authorized VAC dealer within this thirty days a service contract will be extended to cover your equipment for three 3 years tubes excepted...

Page 9: ...n precedes line stage Main output Inverting to RCA Pin 2 positive hot on XLR pin 3 negative Tape output Unity gain from selector non inverting archival correct Phono stage preamplifier optional Gain 40 dB measured at tape output Residual noise 3 mV at output S N ratio approx 69 dB Overload 117 mV 1 kHz 8 volts RMS output 460 mV 10 kHz Frequency response RIAA 25 dB Notes Does not invert absolute ph...

Page 10: ...r __________________________________________________________________________ __________________________________________________________________________ What made you decide on the VAC __________________________________________________________________________ __________________________________________________________________________ Please provide any comments on VAC products or your dealer _______...

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