Homebrew PCBs

K1 is a relay coil,the ohm and mh are the coils specs


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> On 2 Jan 2017, at 6:06 PM, 'David C. Partridge' david.partridge@perdrix.co.uk [Homebrew_PCBs] <Homebrew_PCBs@yahoogroups.com> wrote:
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> Relay, the Bulb shown on the schematic is a stand in to the heaters
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> From: Homebrew_PCBs@yahoogroups.com [mailto:Homebrew_PCBs@yahoogroups.com]
> Sent: 02 January 2017 03:36
> To: Homebrew_PCBs@yahoogroups.com
> Subject: [Homebrew_PCBs] WHAT is K1 1mH 400 ohm
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> What is the component labeled K1 1mH 400 ohm on the right side of this
> schematic?
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> http://www.learnmorsecode.com/laminator/gbc/pp330.jpg
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