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Whilst the DAC-10 / DAC-10 DSD will sound superb from the moment it is switched on, due to 

the nature of valves, it’s sound will improve even further as it warms up.  After 20 minutes it 

will be on song, after approximately 40 minutes it will reach its peak performance. 

To maximise the life span of the valves, it is recommended to minimise the number of times 

that the unit is switched on and off - e.g. where several listening session may be planned during 

the course of the day, it is better to turn the unit on before the first session and only turn it off 

at the end of the final session – rather than on and off at the end of each session.  Ideally, the 

DAC-10 / DAC-10 DSD would be kept switched on.  

The DAC-10 / DAC-10 DSD has the power consumption of 58W during normal operation (with 

signal connected). 

Gain Control 

The remote-controlled signal output level (Gain) control is located in the centre of the front 

panel.  It is designed to match the output level of the DAC-10 / DAC-10 DSD to a wide range of 

preamplifiers and integrated amplifiers but can also facilitate direct connection to power 

amplifiers. 

In most circumstances, when used with a preamplifier or integrated amplifier, the output level 

of 2Vrms will be achieved at the 12 o’clock position and pro audio level of 4.2Vrms at 3 o’clock 

(approximate). 

The remote control unit for the DAC-10 /DAC-10 DSD controls the gain control via RF (Radio 

Frequency) and allows up and down gain control from the listening position. 

Lock  

The Lock indicator will “light up” when the compatible digital signal is detected and the input of 

the DAC is synchronised with a digital signal source. 

The `Lock` indicator is only used for SPDIF input sources. 

The DAC is now ready to operate. 

Reset 

The DAC-10 / DAC-10 DSD is equipped with an SPDIF `reset` switch (non-latching), located on 

the back plate.  Occasionally, the digital receiver may not lock onto the signal during the power 

up cycle or hot swapping of digital input cables.  Should this occur, simply single press and 

release the `reset` switch.  This will restart the receiver’s automatic ‘signal locking’ procedure. 

The reset switch has no function for USB inputs. 

 

Summary of Contents for DAC-10

Page 1: ...1 Valve Audio Devices DAC 10 DAC 10 DSD Digital to Analogue Converter User Manual Version 2 1...

Page 2: ...ynamics resolution and speed to satisfy the most discerning of audiophiles Closing the gap to the original sound and delivering unparalleled musicality with all of the original nuances has now become...

Page 3: ...SPDIF receiver in balanced digital mode This method gives the benefit of the DAC 10 DAC 10 DSD being highly immune to the sometimes poor electrical signal quality from SPDIF transports and or digital...

Page 4: ...of metal in the way of interferences Used components During long R D process all components were selected for the overall sound benefit of the whole design without compromises The separate components...

Page 5: ...rranty registration form 19 Unpacking In the flight case you will find the following 1 x VAD DAC 10 DAC 10 DSD valve DAC 1 x RF remote control 1 x Power cord 1 x Hex key for removing the valve cover U...

Page 6: ...6 Connection VAD DAC 10 inputs VAD DAC 10 DSD inputs...

Page 7: ...ES EBU socket is a receptacle type Coaxial Use a RCA plug terminated coaxial interconnect of your choice for the COAXIAL digital input The cable for the COAXIAL input should be no longer than 1 5m 5 f...

Page 8: ...ng connected used simultaneously possibility of ground loop on some systems Input selector switches The VAD DAC 10 DAC 10 DSD has two three position toggle switches 1 2 on the back panel Switch 1 SW1...

Page 9: ...important your computer will recognise only one USB input when you determine by SW2 which format you are going to play Please note your software won t play native DSD into the USB PCM input or PCM in...

Page 10: ...no need to switch OFF the main switch on the rear panel use the back panel switch to completely power off the unit when leaving the house for longer periods IMPORTANT Power ON the DAC 10 DAC 10 DSD a...

Page 11: ...DAC 10 DSD to a wide range of preamplifiers and integrated amplifiers but can also facilitate direct connection to power amplifiers In most circumstances when used with a preamplifier or integrated am...

Page 12: ...the mains socket when cleaning or performing other maintenance Tube replacement The front pair of matched valves can be replaced with the same type allowing users to tune the sound slightly Please con...

Page 13: ...Valve Cover The valve cover is secured to the top of the unit by way of 4 hex bolts being accessible through slots in the valve cover The cover may be removed in order to facilitate tube replacement b...

Page 14: ...XLR balanced max 4 5Vrms adjustable 1 xSingle ended RCA outputs 50mV to 4 4Vrms adjustable Output impedance 400ohms Total correlated jitter SPDIF 30ps Digital input word widths supported 16 24bit SPD...

Page 15: ...ltage Factory set for 220 240V 50 60Hz 100 120V 50 60Hz factory set version can be ordered at no additional cost Fuse type 1A Anti Surge 20mm fuse Dimensions H 15cm x W 43 5cm x D 29cm Net Weight appr...

Page 16: ...he last page of this manual to Valve Audio Devices Limited within 30 days of purchase Proof of purchase in the form of a bill of sale or receipted invoice which acts as evidence that this product is w...

Page 17: ...r consequential damages or implied warranties so the above exclusions may not apply to you This Warranty gives you specific legal rights and you may have other statutory rights which vary from state t...

Page 18: ...product Found on the ID labels attached to your product S N No Warranty No You may receive information on a new products and special promotions Email or call us to update your communication preference...

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