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Riverlethe
4
Apr 22, 2016
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Does anyone know the output impedance of the headphone amp?
Apr 22, 2016
Genkakuzai
6
Apr 22, 2016
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Riverlethe100mW + 100mW output (at 32 ohms load) http://www.teac.com/product/ud-301/
Apr 22, 2016
theupandcomingcorey
Apr 22, 2016
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GenkakuzaiAll of these companies list the output in different ways. Burson lists one of their headphone amps as outputting 4W at 16 Ohms where this is listed at 100mW + 100mW output at 32 ohms. Can you explain the conversion to me, or how these two specs compare simply in terms of output power?
Apr 22, 2016
DaaDaa
61
Apr 22, 2016
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theupandcomingcorey4w at 16 ohm = 2w at 32 ohm = 1 w at 64 ohm .... ithe burson is way more powerful. the Teac will be fine with most regular 100 to 300 dollar cans tho
Apr 22, 2016
theupandcomingcorey
Apr 22, 2016
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DaaDaaThanks. TEAC says it can do 600ohm cans but I bet that's not its strong suit. I like the balanced outputs.
Apr 22, 2016
Riverlethe
4
Apr 22, 2016
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GenkakuzaiThat obviously doesn't answer the question.
Apr 22, 2016
Riverlethe
4
Apr 22, 2016
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Why would you assume that? "Compatibility" doesn't mean anything.
Apr 22, 2016
chakku
58
Apr 22, 2016
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Assuming manufacturers will follow such a vague, non-industry-standard spec is a bad idea.
Apr 22, 2016
Riverlethe
4
Apr 22, 2016
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All "compatibility" means to me is that hopefully nothing will catch on fire. I'm aware of why output impedance is important, so there's no need to link to a blog on the subject. It's entirely possible that someone in this community has measured it, and some manufacturers will even support their products on this forum. This might be an unrealistic expectation, given that the manufacturer can't even answer such a basic question through their tech support.
Apr 22, 2016
Uzuzu
1431
Apr 29, 2016
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I've seen manufacturers list compatibility down to 16 ohms in some instances where the amp sucked for anything under around 80....
Apr 29, 2016
matusi
0
Nov 18, 2016
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RiverletheHi Riverlethe, were you able to find the output impedance of the headphone amp? I've had a similar experience with TEAC's tech support.
Nov 18, 2016
Riverlethe
4
Nov 18, 2016
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Riverlethe56 ohms
Nov 18, 2016
matusi
0
Nov 19, 2016
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RiverletheHmm, that seems quite high for a relatively new device. Following the 1/8 rule, one would need a headphone with an impedance of 450 ohms or more to avoid distortion. For comparison, the Audeze Deckard has an OI of 3 ohms, Audioengine D1 10 ohms, Sennheiser HDVD (!) 16 ohms. So seems not a good option with most headphones.
Nov 19, 2016
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