VAC DAC Mk II User Manual
Page 2
10.
The XLR balanced outputs are in conformance with the EIA standard, whereby pin 2 is non-inverted
and pin 3 is inverted. Please note that a surprising number of manufactures fail to conform to the
standard.
11.
In some systems it may be found advantageous to connect an insulated lead (16 gauge or larger)
between the ground binding posts on the power supply and main DAC unit.
12.
Tube compliment is:
V1
12AX7A/E83CC
V2
12AU7A/E82CC
Low noise types are not required. However, V1L&R should be matched section for section. V2L&R
should be matched section for section. Matching is important for channel balance in a zero global
feedback circuit such as the DAC employs.
13.
A digital output is provided for connection to the SP-DIF input of a DAT or CD-R recorder. Care
should be taken to not select the recorder on the main input when it is in the record mode or digital
source monitor mode, as feedback oscillation may occur. Such feedback could damage parts of your
system.
14.
Please call us with any questions you may have. It is better to ask than to guess. A full owners
manual will be sent to you as soon as it is completed.
15.
Your equipment is warranted for a period of thirty (30) days from the date of purchase. In addition,
if the registration card(s) 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 (except tubes which are covered for 90 days). Receipt of your
registration card will be confirmed in writing by VAC: it is important that you call VAC if you do
not receive this confirmation.
This warranty applies only to units sold to and operated by private individuals in the United States
of America through authorized VAC dealers. For warranty information outside of the U.S. contact
the importer of VAC equipment for your country. Units sold outside of the U.S. should still be
registered with VAC.