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Old 7th June 2012, 08:07 AM   #1
Ana is offline Ana
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Default F-4 boards

This thread is for discussions about the F4 boards. For more information on this product, please see the product page below.

Product Page: P-F4-2V20 - Pair of F-4 boards (Makes 2 channels; Rev 2.0) - Boards
Schematic: http://www.diyaudio.com/forums/image...-schematic.pdf
BOM: http://www.diyaudio.com/forums/image...4-1V20-bom.xls
Dimensions: http://www.diyaudio.com/forums/image...dimensions.pdf

Threads on diyAudio that relate to this product (If we have missed one, please post it in this thread and we will add it to the list):

Last edited by Jason; 25th April 2013 at 12:38 PM.
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Old 26th October 2012, 11:47 PM   #2
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If building the "F4" and using the Universal PSU, Capacitor and Diode Combination Board, what would be the ideal VA rating for the transformer ? and also does anyone know of a good 15000uf 25v psu capacitor to use ? thank-you

Last edited by Jason; 27th October 2012 at 07:33 AM. Reason: Corrected the BBcode tags
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Old 27th October 2012, 12:23 PM   #3
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250VA or greater size transformer will do nicely.
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Old 27th October 2012, 10:56 PM   #4
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How about a 400VA with 2 x 18v secondaries ?
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Old 28th October 2012, 02:42 AM   #5
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Quote:
Originally Posted by thor61 View Post
How about a 400VA with 2 x 18v secondaries ?
That's more than 250VA so I'm sure it will work.
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Old 11th January 2013, 11:32 PM   #6
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Default F4 BOM !

Could someone please convert this to a pdf type file > http://www.diyaudio.com/forums/image...4-1V20-bom.xls Thank-you !
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Old 17th January 2013, 02:10 AM   #7
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Here you go...

Also, you might like to try the free Microsoft Excel viewer.

Download Excel Viewer from Official Microsoft Download Center
Attached Files
File Type: pdf P-F4-1V20-bom.pdf (56.5 KB, 60 views)
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Old 25th April 2013, 12:39 PM   #8
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New F4 build guide from 6L6:

A guide to building the Pass F4 amplifier.
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Old 27th June 2013, 07:22 PM   #9
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Default C1-6

I think the BOM is missing the caps. Or I'm missing something....
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Old 27th June 2013, 10:46 PM   #10
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Quote:
Originally Posted by jamayfie View Post
I think the BOM is missing the caps. Or I'm missing something....
Yes indeed. I'll get that one for you in a bit.

Thank you for pointing it out.
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