Astra 1L (19.2°E), 2012-06-06
WDR Studio Aachen switched to Astra 1L satellite at 12603.75MHz, pol.H (DVB-S , 12603.75MHz, pol.H SR:22000 FEC:5/6 PID:3401/3402 German).Montag bis Samstag 19h30-20h

 Astra 1G (31.5°E), 2007-07-04
ARD Digital: New PID for WDR Studio Aachen: PID:3301/3302 German SID:28534 (12603.75MHz, pol.H SR:22000 FEC:5/6 - Clear). Montag bis Samstag 19h30-20h

 Astra 1H, 2007-03-20
ARD Digital: WDR Studio Aachen has left 12421.50MHz, pol.H (DVB-S SID:28305 PID:101/202 German)

 Astra 1H, 2003-12-20
WDR Studio Aachen (Germany) broadcasts in DVB-S Clear on 12421.00MHz, pol.H SR:27500 FEC:3/4 SID:28305 PID:201/202 German.
WDR Studio Aachen (Germany) broadcasts in DVB-S Clear on 12421.00MHz, pol.H SR:27500 FEC:3/4 SID:28305 PID:201/202 German. 19h30-20h CET