[GreenKeys] Teletype REC 10 power supply available

[Bill]

Just wondering Don, do the selinium rectifiers break down with use or 
with age?
I bought a new power supply from someone on the list and it has never 
been used. Don't know how old the unit is.

Bill Cain

On 9/12/2011 11:19 AM, DR HOUSE wrote:
> Bill,
>
> There is a problem with these older power supplies.  They use either
> copper oxide or Selinium rectifiers which cannot be trusted after so
> many years.  They break down and leak gas.  I have a couple of upgrade
> kits made by Sylvania to replace the old rectifier elements with big
> diodes mounted on large heat sinks.  These were originally supplied to
> the military for this purpose.
>
> Today the biggest problem with these power supplies is the cost of
> shipping them.  I find that normally FedEx Ground is the least
> expensive.
> The REC 10 is the model number of the power supply and is not to be
> confused with the Model 10 Teletype machine.
>
> Are you anywhere near Pittsburgh, PA ?  There are a couple of people
> there that might be interested.
>
> Don - K9TTY
>
>
>
> I have a REC 10 power supply that's doing me no good.  anyone want
> it?  It's heavy 20lbs-ish.  I did not test, but I was told it worked
> when I bought it a few years ago. Since then it has been stored in a
> temp-controlled environment.  I tried selling it,b ut there were no
> takers.
>
> Price
> Free if you pick it up
> $25 plus actual shipping cost if you want it shipped, worldwide
>
> Location - Landenberg, PA USA
>
> http://vintagecomputer.net/itemsavailable/teletype_model10_powersuppl_nameplate.jpg
>
> Bill
>