[R-390] Tectronic 555 scope needs a new home.

[Pete Lancashire]

Please go to the chalk board and write 100 times Tektronix Tektronix
Tektronix ....

-:)

Let the Tektronix Yahoo group know. It is considered a collectors item ..
that is to Tek collectors

-pete ex Tekie '77 to '88


On Thu, Aug 27, 2015 at 2:55 PM, Roger Ruszkowski <
flowertime01 at wmconnect.com> wrote:

>
> Bill,
>
> You are right on the typo.
>
> The scope is the 555.
>
> Roger.
>
>
> -----Original Message-----
> From: Bill Hawkins <bill at iaxs.net>
> To: 'Chris Farley' <kc9ieq at yahoo.com>; 'Barry' <n4buq at knology.net>;
> 'Roger Ruszkowski' <flowertime01 at wmconnect.com>
> Sent: Thu, Aug 27, 2015 5:29 pm
> Subject: RE: [R-390] Tectronic 505 scope nees a new home.
>
>
> Close. There's the 504 and the 506, but no Tektronix 505.
>
> According to Stan
> Griffiths' "Oscilloscopes" it is the 555.
> The 551 is similar, but doesn't have
> separate time bases.
> Time base plugins are 21 and 22, not used anywhere
> else.
> It uses standard 30 MHz vertical plugins, like CA.
>
> Needs a cart for
> 555 scope and 555 power supply with connection cable.
> Stan says don't plan on
> building a power supply yourself.
> Also, the CRT is special. 6DK6s in vertical
> amp has cathode
> interface problems, replace with 8136s. Oh, and the high
> parts
> count has a higher failure rate.
>
> I'd buy one as a challenge, but it's
> too late - moving to a small
> apartment in a life care facility.
>
> Good
> luck,
> Bill Hawkins
>
>
> -----Original Message-----
> From: R-390
> [mailto:r-390-bounces at mailman.qth.net] On Behalf Of Chris
> Farley via
> R-390
> Sent: Thursday, August 27, 2015 12:19 PM
> To: Barry; Roger
> Ruszkowski
> Cc: r-390 at mailman.qth.net
> Subject: Re: [R-390] Tectronic 505 scope
> nees a new home.
>
> Perhaps a 565 (Tektronix)?  Huge old monster.
>
> Chris
>
>
> From: Barry <n4buq at knology.net>
>  To: Roger Ruszkowski
> <flowertime01 at wmconnect.com>
> Cc: r-390 at mailman.qth.net
>  Sent: Thursday, August
> 27, 2015 11:12 AM
>  Subject: Re: [R-390] Tectronic 505 scope nees a new home.
>
>
> Hi Roger,
>
> Is that manufacturer/model number correct?  I searched for
> "techtronic
> 505", "techtronics 505", "tektronic 505" and "tektronix 505" and
> didn't
> find any oscilloscopes.
>
> Thanks,
> Barry - N4BUQ
>
> ----- Original
> Message -----
> > From: "Roger Ruszkowski" <flowertime01 at wmconnect.com>
> > To:
> r-390 at mailman.qth.net
> > Sent: Thursday, August 27, 2015 10:51:46 AM
> > Subject:
> Re: [R-390] Tectronic 505 scope nees a new home.
> >
> >
> >
> > Fellows,
> >
> >
> Any one going to Shelby NC ARRL Meet who would like to have a
> >
> >  Techtronic
> 505 dual beam oscilloscope
> >
> >  With the dual trace plugins you can get four
> traces on the CRT at
> once.
> >
> >  Three each top units (one has blue trace for
> photo's)
> >  Two each bottom unit power supplies.
> >  One cable to connect the
> units.
> >  One power cord
> >  One cart.
> >
> >  Four or more plugin modules.
> >
> A set of original paper maintenance manuals with schematics.
> >
> >  The scope
> was Navy Property sold surplus.
> >  Some one in Colorado brought the scope at
> the surplus sale.
> >  I acquired this scope used back in 1976 while in Mount
> Pleasant
> Michigan.
> >  It went with me to California in 1984.
> >  More parts
> come along while I was in LA.
> >  I last powered the scope up in 2000 back in
> San Diego CA
> >  after I have moved from LA. It has since traveled here to
> SC.
> >
> >  If you are a collector who would like to add this item
> >  to your
> collection and would like to pick it up from me here
> >  in Westminster South
> Carolina (extreme north west corner)
> >  about 12 miles off the 85 Interstate
> please respond to
> >  me at        flowertime01 at wmconnect.com
> >
> >  No rush to
> actually move the scope.
> >  If some one wants the scope please let me know.
> >
>
> >  Roger Ruszkowski
> >
> >
> >
> >
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