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Welcome to the pages of

Frag´ Jan Zuerst --- Ask Jan First GmbH & Co. KG

Dipl.-Ing. Jan Philipp Wüsten

Serving the world with tube technology from Germany since 1993.
Visa / Mastercard willkommen
Black Board
Finally arrived: Shortwave variable capacitors in large variety available from stock

Detailview of screwmounted
stator, partially disassembled


KONT....
  Special variable capacitors    
Best.-Nr. part description Euro excl. tax Euro incl. tax
  New in stock: Variable air dielectric shortwave capacitors, pretty rugged versions, silver plated shaft, ceramic body. All connections screwed so plate distances can be varied and modified according to your needs. You can also cut plated off the rotor to adapt those caps to your needs. 6mm shaft, dimensions: 47mm*44mm*depth, see item. Air gap approx 0,7mm, plate diameter 0,5mm    
       
KOND12 12 pF, depth ca 42mm 11,90 14,16
KOND50 50pF, depth ca 46mm 13,20 15,71
KOND60 60pF, depth ca 46mm 13,80 16,42
KOND130 130pF, depth ca 66mm 17,61 20,96
KOND240 240pF, depth ca. 71mm 19,34 23,01
       
       
  Shortwave air trimmer, soldered brass plates for long term stability, solid construction, available with and without locking nut    
       
KONT50 50pF 8,70 10,35
KONT50B 50 pF with locking nut 8,90 10,59
KONT100 100pF 9,60 11,42
KONT100B 100pF with locking nut 10,39 12,36

Ad:
Large military radio collection for sale (09.05.2008)

All prices in EUROS per piece (or meter if wire etc.) if not indicated otherwise and plus shipping.
PLEASE DO ALWAYS INCLUDE AN "EASY TO IDENTIFY AS REAL" SUBJECT IN YOUR MAILS.
Otherwise your mail enquiry might drown in the floods of spam we get day by day.

SPECIAL OFFERS Many new products !!

High quality low price triode SE OPT.

OPT
Authenticap Twistlock-FP-Electrolytics for US-amplifiers, fit directly into existing amps, one to four sections.

authenticaps



Special electrolytics for guitar- and power amps up to 600 V

High voltage caps for up to 40 kV, NOS axial lead film caps


Cloth covered ISOLATED and solderable push and hook wire


Ready to use Nixie clocks


and many, many, many more interesting parts and stuff on our new newsletter page.



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We kept our pages free from programming gimmicks as long as anyhow possible but now we had to include a little Javascript to ensure the display of the upper navigation frame.
If you don´t see the navigation bar with it´s buttons on top of the page, please activate Javascript in your browser. If you can´t do that or if you don´t want to do that click here for the sitemap

Site design updated completely in November 2003. Content is revised and updated continually.
Have fun browsing and please report bugs.

External link: A MUST to visit if you love old radios:
Radio catalogue: more than 74.500 radios with   39.000 pictures and 38.000 schematics plus radio   forum.
www.Radiomuseum.org

A short FAQ about our pages and a little history


Wo ist die Deutsche Version ? Hier.
Ou sont les pages Françaises ? Ici.


How can I find out about updates of this pages ?
Simply subscribe to our newsletter. We will then email you when this page undergoes an update.


Is it possible to visit you ?
Yes. BUT only on appointment as we do not have a public store.

Where is What ?
The index framebar on the top of the screen guides you to all pages of our site.
If there is no index framebar on the top, please click here.
For pictures, datasheets and additional info click the "picture" icons or the thumbnails in the catalog lists.

Information about order procedures and contacting us can be found here.
Can I download this pages for offlinebrowsing?
No. But here you will find PDF-files of our paper-printout list for download.

By the way: Who or what is Ask Jan First ® ??

We are a tube and antique electronic supply part company, founded in 1993 and online since 1998.
In the last years, we have served many thousands of customers worldwide. (From New Zealand to Canada)
Please ask us if you are looking for a tube or parts not listed here, we might well be able to find it for you.


Does Ask Jan First buy tubes?
Yes, we do.
But we are no price consultant if you want to sell stuff on auctions not knowing where to start ;-|


I am looking for your postal address.
Here it is.
Frag´Jan Zuerst - Ask Jan First GmbH & Co. KG
Jan Philipp Wüsten
Preiler Ring 10
D- 25774 Lehe
Germany
Telephone: +49-4882-6054551
Telefax: +49-4882-6054552
Mobile: +49-173-6690429 
FJZ@die-wuestens.de
alternative email: fjz@die-wuestens.de

Those pages can be accessed at
http://www.electron-tubes.info
http://www.die wuestens.de
http://www.fragjanzuerst.de
(and some more mirrors)

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