Micro turret board for submini tube preamp

Started by bancika, September 06, 2009, 07:42:38 PM

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bancika

Hi folks,
I started working on 6021 dual channel preamp based on the schematic I found on this forum. Since I only have time to work one weekends, this is what I've made so far.
The first one will be for the preamp itself and is made using miniature turrets I bought by mistake (2000 of them to be precise  :icon_rolleyes:). It was a bit of a pain to install them but it worked out fine after I broke two of them :)
The other board is for the power supply, both B+ and heaters with regulation (together with a huge heat sink)





Btw, don't aks me why are those 4 eyelets installed in the opposite direction  :icon_mrgreen:

More to come the next weekend...

Bane
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Taylor

Neat. Would be nice to see it next to something recognizable for scale (9v battery, regular-sized human hand...)

bancika

the whole board is 6" long. As a reference, those larger mounting holes are 3mm (a bit under 1/8") and smaller strain relief holes are 2mm.
turrets are about 1/8" tall.
Cheers
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Taylor

Ah, cool! I'll be interested to see the amp take shape.

John Lyons

Cool! Where did you get those turrets?
Looks nice so far.

John

Basic Audio Pedals
www.basicaudio.net/

bancika

got them on ebay. I was looking for regular sized turrets, saw 2000 of those for 15 bucks and bought them without bothering to read the datasheet :)
They are keystone 1528-3 on this link http://www.keyelco.com/products/specs/single-turret-terminals-spec.asp
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frequencycentral

That looks so cool Bane, I can't wait to see it populated!
http://www.frequencycentral.co.uk/

Questo è il fiore del partigiano morto per la libertà!

bancika

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dimitris

Bane if you don't have a use for all that mini turrets i would love to buy some from you.
I need them for the relay boards of a tube amp i 'm building.
Dimitris

bancika

I wouldn't mind selling you a couple of hundred of them but I'm not in USA any more which makes it hard for me to ship them. You could grab some at mouser http://www2.mouser.com/ProductDetail/Keystone-Electronics/1528-3/?qs=sGAEpiMZZMtzcnMBgC2bs8Ww1YbjsP0nLZ2WgzmDXw0%3d
It's not a great price though, they cost me less than a cent each.
Cheers
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dimitris

Bane I am not living in USA either, I 'm from Greece.
I know that mouser have them but overseas shipment plus import taxes makes the cost ridiculous.
I guess it's better to wait for a similar ebay action.
Thanks
Dimitris

bancika

so you're not that far...I'm in serbia. These are so small they can fit inside a regular envelope. I'm trying to avoid our customs, they are pain in the butt.
I'll see how easy is to ship from here and let you know...
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dimitris


bancika

PM me your address and I'll try to send some when I have time...
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