On 06/17/2013 02:29 AM, Christopher Brown wrote:

<snip>

> That jfet and the shielded transformer are hard to get.  Everything else
> on the power supply board is nothing special.  All of the specially
> selected stuff is on the daughter board.

<snip>

I needed the current diode to repair a 731B as well.  Try EBay.com.  Search for
"j505 current" and you will find them.

-- 
=========================================================================
Bob Smither, PhD                                   Circuit Concepts, Inc.

"There is no worse tyranny than to force a man to pay for what
 he does not want merely because you think it would be good for him."
 -- Robert Heinlein

[email protected]            http://www.C-C-I.Com            281-331-2744
=========================================================================

<<attachment: smither.vcf>>

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