Links

Introduction to shortwave
Der Kurzwellenhörer (de) (1831 Hits) (Shortwave introduction by Franz Chvatal)
Introduction to DXing (en) (2921 Hits) (Marc Vissers introduction to DXing)
Kurze Einführung in die Kurzwelle (de) (2397 Hits) (Not a short, but an extensive introduction, also with notes about current shortwave receivers)
Leviathan's DXing Page (de) (1729 Hits) (Extensive introduction into shortwave)
Romanistik Erlangen: Kurzwelle (de) (1564 Hits) (Well made shortwave introduction with technical details)
Was ist Rundfunkfernempfang? (de) (1829 Hits) (Well made DXing starters page)

SW News
Das Medienmagazin: AM News (de) (1588 Hits) (The latest AM news from the "Medienmagazin" of Radio eins)
KWeinführung (de) (1811 Hits) (A little shortwave introduction)
Weltweiter Rundfunk: News (de) (1648 Hits) (AM news)

Info pages
Shortwave Pirates (en) (1663 Hits) (Nice page about not legal shortwave broadcasters)

Lists
Basel DX Daily Logbook (en) (1604 Hits) (up-to-date tropical band logs)
Danish Shortwave Club International SW Tips (en) (1790 Hits) (Bleeding edge shortwave loggings)
HFRadio.org: shortwave database (en) (2609 Hits) (Interactive frequency list for all current shortwave broadcasters)
The Latest Shortwave Loggings On The Net (en) (2272 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) (1769 Hits) (Infos about current and past shortwave stations and many QSL cards)
dxradio.de (de) (3359 Hits) (interesting pages of a longtime DXer)
Fenu-Radio (de) (2400 Hits) (Very interesting page of a fellow DXer with lots of information about receivers)
Kurzwelle Hören (de) (2096 Hits) (Bodo Kirtz' shortwave pages)
MarkDX (de) (2022 Hits) (a german "radio platform from the lower rhine")
Mein Hobby (de) (1955 Hits) (Shortwave- and Korea fan)
Ratzer.at - Informationen zum Kurzwellenhobby (de) (2026 Hits) (Homepage of Christoph Ratzer, who owns the german A-DX mailinglist. Very interesting test reports and current reception tips.)
Rinkersoft (de) (1663 Hits) (Alfred Ditzlers shortwave pages)