WHT ELECTRONIC DOCUMENTATION

WHT TECHNICAL MANUAL INDEX        WHT ED DRAWINGS

     GENERAL INFORMATION   TROUBLESHOOTER  SERVO DOCUMENTATION
 

TELESCOPE ASSEMBLIES	DRIVE SYSTEM
Top end ring	Altitude drive
Secondary mirror cell	Azimuth drive
Tube	Servo system      Engineering mode  Computer mode
Centre box section	Power amplifiers
Motorised balance weights	ALT/AZ Encoders   Absolute   Incremental   Tape   Checking
Nasmyth turret	Synchro indicators
Nasmyth rotators	Alarm and interlocks
Primary mirror cell	Azimuth zone sensing
Mirror covers	Zerosets
Mirror Support   Pads   Axial   Radial   Mirror motion   Servo	Transducer system
Cass turntable	Turntable servos and encoders
Cass cable wrap	Focus drive
Cable twister	Focus servo and encoder
Cable runs	Focus tracking
Hydraulic system

WHT  INSTRUMENTS
 

CASSEGRAIN	NASMYTH   DS  (GRACE)	NASMYTH  CWS   (GHRIL)	PRIME FOCUS
A&G BOX	NAOMI	INTEGRAL	AF2
ISIS	INGRID	WYYFOS	PFIP
PNS	OASIS	SCAM	-
SAURON	OSCA	-	-
LIRIS	-	-	-

INSTRUMENTS NO LONGER IN USE
 

LDSS

UES & NAG

TAURUS

DETECTORS