[time-nuts] Sound cards

Bruce Griffiths bruce.griffiths at xtra.co.nz
Fri Jan 9 16:04:10 EST 2009

Eric Williams wrote:
> I've been using a Edirol FA-66, a firewire box with two balanced inputs 
> plus four more unbalanced.  I think it can handle 192ks/24bit on 4 
> channels.  A lot of hams use it for software defined radios, but I just 
> know it has better sound, especially the lows, for playing MP3s compared 
> to most sound cards and iPods.
> Rex wrote:
>> I'd be interested to hear what any of the group has to share about 
>> relative merits of current sound cards that can be interfaced for 
>> measurements like what was being discussed in that earlier thread. (And 
>> some before and since.)
>>  From my own point of view, I'd most like to hear about any that are 
>> external -- connected by USB or 1394, rather than an internal card. This 
>> makes it more portable and easier to move between different PC's.
> _______________________________________________
> time-nuts mailing list -- time-nuts at febo.com
> To unsubscribe, go to https://www.febo.com/cgi-bin/mailman/listinfo/time-nuts
> and follow the instructions there.
Like many external Firewire sound boxes it has +48V phantom power
available, which can be something of a hazard for this application
unless all external preamps etc are designed to survive accidental
application of +48V to their outputs.

It also has a relatively low maximum input (+4dBu ~1.2Vrms) making it
perhaps a little less robust than one with a


More information about the time-nuts mailing list