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HeadRoom Micro DAC Owner's Manual

Digital-analog converter
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Congratulations on the purchase of one of the world's handiest audio prod-
ucts. Able to buffer USB from your computer for low-jitter smoothness; able to
strip S/PDIF digital data from optical or coax inputs in a single flick of a switch;
able to source a sweet analog signal for your favorite headphone or speaker
based back-end ...it's Super Micro DAC! Okay, so we got a bit carried away,
but so will you when your digital music so wonderfully fills that space right
Either way you go, you're getting the best DAC in Cirrus Logic's lineup; some
of the finest metal-film resistors and poly caps money can buy; and a perfectly
lovely way to get great sound without burning up valuable desktop real estate.
But enough of this chatter! Read on, hook up, and bliss out to your music. You
Toll Free:
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between your ears.
deserve your reward for money well spent!
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Digital-Analog Converter
2020
Gilkerson
Bozeman,
MT
w w w . h e a d p h o n e . c o m
Micro DAC
Owner's Manual
Drive
59715
1

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Summary of Contents for HeadRoom Micro DAC

  • Page 1 …it’s Super Micro DAC! Okay, so we got a bit carried away, but so will you when your digital music so wonderfully fills that space right between your ears.
  • Page 2: Input Selector

    The Micro DAC Front Panel The front panel of the Micro DAC is short, sweet, and elegant; one simple set of input switches and another power switch along with the HeadRoom logo- LED are all the grace that front of this simple unit.
  • Page 3: Input Selector Switch

    When the power is set to ‘on’; the red LED will illuminate in the center of the HeadRoom logo in the upper left hand corner of the amp. There is nothing wrong with leaving your amp ‘on’ or ‘off’ for lengthy periods of time;...
  • Page 4 The Micro DAC Rear Panel On the back of the unit you will find a line output, external power input, and three digital inputs: optical, coaxial, and USB. Optical Coaxial Input Input Line External Output Power Input Input...
  • Page 5 This is the signal source you plug into the input of your headphone amp. You will need a mini-mini cable to plug from the Micro DAC into the Micro Amp or other amplifier with a line input. HeadRoom sells various mini-mini cables;...
  • Page 6 Micro DAC Features • Multiple Digital Inputs • +/-15V Power Supply • DC coupled signal path, from input to output • Discrete emitter follower ouput stage, biased into class A operation (the Diamond buffer) • Resistors are low noise, low drift .1% metal film types •...
  • Page 7 HeadRoom amplifiers cure the problem by allowing you to cross-feed a little of the left and right channels across to each other through a short time delay using the crossfeed switch.
  • Page 8 If your Coaxial cable is a standard size, you will need a mini adaptor that adapts a full size coaxial connector to a mini size, they are available for purchase on HeadRoom website, and are called RCA-Mini Mono adaptor. +/- 15 VDC power input - Switch the Digital Input Selector Switch to ‘coaxial’.
  • Page 9 If you are using a headphone amp that provides RCA inputs, then you will need a mini-RCA cable. Plug the mini end into the output of the Micro DAC, and RCA inputs into the back of the amp (as always, red or ‘R’ denotes right channel).
  • Page 10 Out of Warranty Repairs If you have an older HeadRoom amp that is out of warranty, call us at 800.828.8184 ext.104 or email service@headphone.com to troubleshoot the problem with our Service Department. Upgrades fees are calculated by labor and parts costs.
  • Page 11 HeadRoom within 2 weeks. If we have not received the product after 2 weeks (allowing shipping time) we will charge your credit card the amount of the defective item.
  • Page 12 As a result, even though the volume control on your HeadRoom amp may appear to be set to a low level, you may not be listening at a safe level. Generally speaking, when listening to headphones you should only turn up the volume to the point at which the sound isn’t too quiet.