Schiit Magni Headphone Amplifier
Sep 2, 2013 at 6:32 PM Post #1,805 of 2,252
Quote:
What do people normally use volume wise on there magni? it seems 9 o clock/10 oclock is the max I can go before it gets too loud. source is xonar dx and headphones ultrasone pro 550s

According to my calculations you've got about 25 dB too much gain. So yeah, you'll have to keep the volume control down at all times.
10 o'clock should be hearing damaging loud already. With compressed music 9 o'clock should already be quite loud (roughly 95 dB SPL or less than 1 hour per day max. according to NIOSH).
 
Sep 2, 2013 at 7:04 PM Post #1,806 of 2,252
Quote:
According to my calculations you've got about 25 dB too much gain. So yeah, you'll have to keep the volume control down at all times.
10 o'clock should be hearing damaging loud already. With compressed music 9 o'clock should already be quite loud (roughly 95 dB SPL or less than 1 hour per day max. according to NIOSH).

o_o. well crap. is it okay to have the magni at such low volumes? should i buy -12db attenuators? and do attenuators affect sound quality?
 
Or should I just keep the volume pot at 9 or below.
 
Sep 2, 2013 at 9:34 PM Post #1,807 of 2,252
o_o. well crap. is it okay to have the magni at such low volumes? should i buy -12db attenuators? and do attenuators affect sound quality?

Or should I just keep the volume pot at 9 or below.


As long as you're not getting a volume imbalance with the pot turned down, then there's no reason for an attenuator. I usually listen to my HD650s with the pot at about 9 o'clock. Much below that and the channels become imbalanced.
 
Sep 2, 2013 at 9:59 PM Post #1,809 of 2,252
Try the software volume control first and see how that works. Some head-fiers insist on a bit perfect feed to the dac, but some also claim that attenuators color the sound--best to try things for yourself and see. I’ve used attenuators working as a sound recordist and they worked fine, but it wasn't audiophile stuff.
 
Sep 5, 2013 at 2:46 AM Post #1,810 of 2,252
My Magni lost power the other night and now it doesn't turn on.
 
I'm wondering if my setup influenced the problem...
 
PC (USB) -> Modi (RCA) -> Dussun T6 amp (RCA, Record Out) -> Magni -> HE-400
 
Any ideas?
 
Sep 5, 2013 at 2:58 AM Post #1,811 of 2,252
Evidently your planar magnetic headphones are so power hungry that they sucked the life out of the Magni. You need a much more powerful speaker amplifier to make your HE-400s "sing" or "come to life."


Kidding aside, have you contacted Schiit Audio about it? Or perhaps try another wall wart or wall plug?
 
Sep 5, 2013 at 3:08 AM Post #1,812 of 2,252
Kidding aside, have you contacted Schiit Audio about it? Or perhaps try another wall wart or wall plug?

 
Haven't contacted Schiit Audio yet. Instead, I've sent an email to the authorised reseller here in Australia. Awaiting their response. I've tried another wall plug - no dice. I only have the one wall wart.
 
Sep 5, 2013 at 6:44 AM Post #1,813 of 2,252
May I ask? Is the Magni capable of powering the DT880 (600ohms) to a solid performance level? I'm thinking of picking up 2 of these 3 (HE-400, HD600, DT880) and was hoping that these would power them all well.
 
Sep 5, 2013 at 10:55 AM Post #1,814 of 2,252
   
Haven't contacted Schiit Audio yet. Instead, I've sent an email to the authorised reseller here in Australia. Awaiting their response. I've tried another wall plug - no dice. I only have the one wall wart.

 
If you send an e-mail to Schiit, you won't be waiting more than 30 minutes for a response. On average for me, it's been 5 minutes.
 
Sep 5, 2013 at 10:56 AM Post #1,815 of 2,252
  May I ask? Is the Magni capable of powering the DT880 (600ohms) to a solid performance level? I'm thinking of picking up 2 of these 3 (HE-400, HD600, DT880) and was hoping that these would power them all well.

 
I've read that it powers the DT880 fine. I own the HD600's (300 Ohms) and the M/M brings them to life and makes them sing.
 

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