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From: Johannes Berg <johannes@sipsolutions.net>
To: wens@kernel.org, Alexander Wilhelm <alexander.wilhelm@westermo.com>
Cc: linux-wireless@vger.kernel.org, wireless-regdb@lists.infradead.org
Subject: Re: wireless-regdb: Wrong ETSI tranmit power without TPC
Date: Fri, 16 May 2025 10:39:59 +0200	[thread overview]
Message-ID: <cfb672d2ed996756c6e5a7e493f161767f376b31.camel@sipsolutions.net> (raw)
In-Reply-To: <424fc6a24f3af233fc70296b9995a97c2d7f9e17.camel@sipsolutions.net>

On Fri, 2025-05-16 at 10:38 +0200, Johannes Berg wrote:
> 
> So to be _really_ precise you'd end up with 1W reduced by 3dB which of
> course _is_ precisely 27dBm since 1W is 10^30 or precisely 30 dBm.
> 

Obviously 1W isn't 10^30, the latter is just a large number. I meant to
write

1 W is 10^(30/10) mW

johannes

  reply	other threads:[~2025-05-16  8:40 UTC|newest]

Thread overview: 8+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2025-05-06 13:13 wireless-regdb: Wrong ETSI tranmit power without TPC Alexander Wilhelm
2025-05-16  8:15 ` Chen-Yu Tsai
2025-05-16  8:26   ` Johannes Berg
2025-05-16  8:38   ` Johannes Berg
2025-05-16  8:39     ` Johannes Berg [this message]
2025-05-16  9:22     ` Alexander Wilhelm
2025-05-16  9:29       ` Johannes Berg
2025-05-16  9:14   ` Alexander Wilhelm

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