A really, really tiny tube amp

hackaday.com 11 Jan '13, 12pm

A really, really tiny tube amp

Switch mode PS in a tube amp!? Theres your hum… thats like putting a Picaso in a frame from wal-mart. Probably has an AC filament supply rather than DC too, even more hum. You could probably find a small enough HV transformer with a filament winding and then rectify both and still fit, just wind your own or take a couple of very small 120V step downs and hook up the secondaries 1:1. And doesn’t pignose make a tube amp not much bigger than this? And while I’ve seen many tube amp rat nests (in full production models no less), he could probably help his noise issues a little just by addressing that layout a little. Still very cool to see someone having a go with tubes. Which are actually a lot more alive and well than most people think. Just outside of the direct consumer world. If you listen to AM/FM or watch TV via an Antenna, its probably being brought to you via a very la...

Full article: http://hackaday.com/2013/01/11/a-really-really-tiny-tube-...

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@supersonik319 » 11 Jan '13, 6pm
got on hackaday again :D [link]
@Haswise » 11 Jan '13, 1pm
RT @hackaday: New post: A really, really tiny tube amp [link]
@IoTFeed » 11 Jan '13, 12pm
A really, really tiny tube amp: After building his first tube amp from a kit, he set to work on his next a... [link] #iot
@Dubesta11 » 11 Jan '13, 12pm
A really, really tiny tube amp: After building his first tube amp from a kit, he set to work on his next amp bui... [link]
@DIYEngineering » 11 Jan '13, 12pm
A really, really tiny tube amp - After building his first tube amp from a kit, he set to work on his next amp build.... [link]
@karenevil » 11 Jan '13, 12pm
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@NinjaNeuro » 11 Jan '13, 12pm
#neuro A really, really tiny tube amp [link]
@GeekHugger » 11 Jan '13, 12pm
A really, really tiny tube amp [link] via @hackaday
@MossadBlackWolf » 11 Jan '13, 12pm
A really, really tiny tube amp: After building his first tube amp from a kit, he set to work on his next amp bu... [link]
@hackaday » 11 Jan '13, 12pm
New post: A really, really tiny tube amp [link]
@hackadayrss » 11 Jan '13, 12pm
A really, really tiny tube amp [link]
@robofun » 11 Jan '13, 12pm
A really, really tiny tube amp [link]