[GreenKeys] Loop supplies, or how to drive a selector magnet.

[Jeffrey D Angus]

What is the fascination with insisting on doing it wrong?

Transformer: $11.54
<http://www.mouser.com/ProductDetail/Pulse/DST5-120B39/?qs=sGAEpiMZZMvwUzoUXIIvyU3kfM2h%252b089EV3piJz8kJE%3d>
Rectifier: $0.68
<http://www.mouser.com/ProductDetail/Vishay-Semiconductors/2W10G-E4-51/?qs=sGAEpiMZZMtQ8nqTKtFS%2fMRt2%2f0z7Bct2zH9CO%252bEpCc%3d>
Filter capacitor: $3.98
<http://www.mouser.com/ProductDetail/Nichicon/TVX2D101MCD/?qs=sGAEpiMZZMtZ1n0r9vR22beeiJoI0EpC%2fkeSMD%2fcnuM%3d>
Series resistor: $1.69
<http://www.mouser.com/ProductDetail/Vishay-Dale/CW0101K800JE73/?qs=sGAEpiMZZMtbXrIkmrvidDdY%2fwKIbxTCynlPbHo%252bnyU%3d>

For under $26 including shipping, and ONLY four parts you can have a
proper 60 mA loop supply.

-- 
Jeff-1.0
wa6fwi
http://www.foxsmercantile.com

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