[HN Gopher] Cheap Third-Party 'Lightning' Headphones Are Often C...
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Cheap Third-Party 'Lightning' Headphones Are Often Cheap Bluetooth
Headphones
Author : robenkleene
Score : 15 points
Date : 2024-05-31 20:19 UTC (2 hours ago)
(HTM) web link (daringfireball.net)
(TXT) w3m dump (daringfireball.net)
| Optimal_Persona wrote:
| I discovered this a couple years back, truly the worst. I don't
| know what kind of cynical cargo-culting fools are wasting
| resources, designing this junk and selling it to unsuspecting
| people who don't read the fine print.
|
| I've been burned buying "name brand" stuff on Amazon too many
| times (counterfeit garbage drop shipped instead) so for anything
| Apple I go to an authorized Apple reseller, not ScAmazon.
| lxgr wrote:
| I don't know what kind of cynical, extortionary company
| produces phones with a proprietary adapter protocol
| implementing DRM to make it hard to produce third-party
| alternatives to their first-party USB-to-audio dongles.
|
| If you take a look at the USB-C adapter ecosystem, you most
| likely won't find such shenanigans - because manufacturers can
| just do the right thing there and hook up a DAC to a small SoC
| that speaks the USB audio protocol directly.
| lxgr wrote:
| > Actual Lightning headphones and headphone adapters have a tiny
| little digital-to-analog converter (DAC) inside the Lightning
| plug. It's like a little computer. Doing it with Bluetooth and
| using the Lightning plug only for power is surely easier.
|
| So how does he think the adapter ultimately converts digital
| audio received over Bluetooth to analog audio output over a 3.5mm
| headphone plug?
|
| In other words, what makes a DAC "a little computer", but a
| Bluetooth SoC _plus the same type of DAC_ "surely easier"?
| dinglestepup wrote:
| Just guessing, but they might mean that designing and
| manufacturing entire digital-to-analog conversion system from
| scratch is expensive. But using Bluetooth SoCs and off the
| shelf DACs can be cheaper and therefore "surely easier"?
| lxgr wrote:
| Original discussion (sans the incorrect technical conclusion by
| Gruber): https://news.ycombinator.com/item?id=40528410
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(page generated 2024-05-31 23:01 UTC)