VAC Sigma Instructions Manual Download | Manualshive

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Valve Amplification Company

VAC Sigma Preamplifier

Instructions

Manual issued - 3 March 2008

Revised 2 April 2008

Please read carefully before installing

Copyright 2008 by Valve Amplification Company. All rights reserved.

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Summary of Contents for Sigma

Page 1: ...lification Company VAC Sigma Preamplifier Instructions Manual issued 3 March 2008 Revised 2 April 2008 Please read carefully before installing Copyright 2008 by Valve Amplification Company All rights...

Page 2: ...t VAC INTRODUCTION The VAC Sigma 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...

Page 3: ...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 engage...

Page 4: ...und terminal 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...

Page 5: ...of a tape deck this output can supply signal to any typical line level input enabling it to control a second zone in multi room installations Cinema This switches between Source and Cinema a fixed vo...

Page 6: ...erate condition When muted a red glow will be observed in the LED indicator Mute is automatically engaged when switching on units equipped with the remote control option NOTE ON ABSOLUTE PHASE Through...

Page 7: ...ew Tubes Original Equipment Replacement tubes are available from VAC These tubes ensure your Sigma Preamplifier will meet or exceed all factory performance specifications DANGEROUS VOLTAGES EXIST WITH...

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 re...

Page 9: ...tput 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 MM 60 dB MC measured at...

Page 10: ...______________________________________________________________________ __________________________________________________________________________ What made you decide on the VAC ______________________...

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