On Mon, 12 Feb 2007 04:19:44 GMT, "Steven P. McNicoll"
wrote:
"John Godwin" wrote in message
.3.50...
In those days, it was GCA
It still is.
GCA = Ground Controlled Approach. PAR = Precision Approach Radar (A
GCA with both glide path and centerline guidance. ASR = Air
Surveillance Radar (A GCA with centerline guidance only, using
recommended minimum altitudes at various ranges from touchdown)
Both ASR and PAR are GCA.
Ed Rasimus
Fighter Pilot (USAF-Ret)
"When Thunder Rolled"
www.thunderchief.org
www.thundertales.blogspot.com