Links

Introduction to shortwave
Der Kurzwellenhörer (de) (1748 Hits) (Shortwave introduction by Franz Chvatal)
Introduction to DXing (en) (2833 Hits) (Marc Vissers introduction to DXing)
Kurze Einführung in die Kurzwelle (de) (2276 Hits) (Not a short, but an extensive introduction, also with notes about current shortwave receivers)
Leviathan's DXing Page (de) (1654 Hits) (Extensive introduction into shortwave)
Romanistik Erlangen: Kurzwelle (de) (1495 Hits) (Well made shortwave introduction with technical details)
Was ist Rundfunkfernempfang? (de) (1747 Hits) (Well made DXing starters page)

SW News
Das Medienmagazin: AM News (de) (1512 Hits) (The latest AM news from the "Medienmagazin" of Radio eins)
KWeinführung (de) (1732 Hits) (A little shortwave introduction)
Weltweiter Rundfunk: News (de) (1567 Hits) (AM news)

Info pages
Shortwave Pirates (en) (1588 Hits) (Nice page about not legal shortwave broadcasters)

Lists
Basel DX Daily Logbook (en) (1529 Hits) (up-to-date tropical band logs)
Danish Shortwave Club International SW Tips (en) (1721 Hits) (Bleeding edge shortwave loggings)
HFRadio.org: shortwave database (en) (2479 Hits) (Interactive frequency list for all current shortwave broadcasters)
The Latest Shortwave Loggings On The Net (en) (2193 Hits) (Very interesting and recent shortwave logs from the UK)

private pages of DXers
The World on Shortwave (de) (en) (0 Hits) (complete private page, even with historic logbook)
DX-Seite Rudolf Sonntag (de) (1695 Hits) (Infos about current and past shortwave stations and many QSL cards)
dxradio.de (de) (3240 Hits) (interesting pages of a longtime DXer)
Fenu-Radio (de) (2264 Hits) (Very interesting page of a fellow DXer with lots of information about receivers)
Kurzwelle Hören (de) (2022 Hits) (Bodo Kirtz' shortwave pages)
MarkDX (de) (1908 Hits) (a german "radio platform from the lower rhine")
Mein Hobby (de) (1878 Hits) (Shortwave- and Korea fan)
Ratzer.at - Informationen zum Kurzwellenhobby (de) (1947 Hits) (Homepage of Christoph Ratzer, who owns the german A-DX mailinglist. Very interesting test reports and current reception tips.)
Rinkersoft (de) (1583 Hits) (Alfred Ditzlers shortwave pages)