|
Number
|
Issued by
|
Issue date
|
Subject
|
Approval Holder / Type Designation
|
Effective date
|
Attachment |
|
G-1357-PRE80
|
|
1980-01-01
|
STANDARD TELEPHONES AND CABLES - To remove possibility of the winding of relay RL 1 and associated parallel capacity having a resonant frequency near 30 c/s.
|
|
1980-01-01
|
|
|
G-1356-PRE80
|
|
1980-01-01
|
STANDARD TELEPHONES AND CABLES - To prevent the possibility of the presentation of a misleading flag indication due to malfunction of the VOR flag operating relay.
|
|
1980-01-01
|
|
|
G-1355-PRE80
|
|
1980-01-01
|
STANDARD TELEPHONES AND CABLES - To prevent the presentation of erroneous height information when the equipment is operated at higher ambient temperatures.
|
|
1980-01-01
|
|
|
G-1344-PRE80
|
|
1980-01-01
|
MURPHY RADIO - To remove spurious whistles from receivers.
|
|
1980-01-01
|
|
|
G-1343-PRE80
|
|
1980-01-01
|
MURPHY RADIO - To remove spurious whistles from receivers.
|
|
1980-01-01
|
|
|
G-1363-PRE80
|
|
1980-01-01
|
ULTRA ELECTRIC - Improved method of fixing knob mouldings.
|
|
1980-01-01
|
|
|
G-1354-PRE80
|
|
1980-01-01
|
STANDARD TELEPHONES AND CABLES - To ensure that the inadvertent earthing of any one of the leads to the deviation indicator does not result in the presentation of a misleading flag indication.
|
|
1980-01-01
|
|
|
G-1353-PRE80
|
|
1980-01-01
|
STANDARD TELEPHONES AND CABLES - Fuse F4 and spare uprated from 250 ma to 500 ma.
|
|
1980-01-01
|
|
|
G-1352-PRE80
|
|
1980-01-01
|
STANDARD TELEPHONES AND CABLES - Replacement of Crystal Cover on Control Unit. (Serial Nos. 450–585 only)
|
|
1980-01-01
|
|
|
G-1350-PRE80
|
|
1980-01-01
|
MURPHY RADIO - To maintain homing sensitivity when EML 7/59 is embodied.
|
|
1980-01-01
|
|
|
G-1349-PRE80
|
|
1980-01-01
|
MURPHY RADIO - To improve operation of memory circuit when switched to ‘manual’.
|
|
1980-01-01
|
|
|
G-1348-PRE80
|
|
1980-01-01
|
MURPHY RADIO - To reduce incidence of failure to lock-on at low ranges due to unreliable triggering of phantastron circuit.
|
|
1980-01-01
|
|
|
G-1347-PRE80
|
|
1980-01-01
|
MURPHY RADIO - To reduce incidence of failure to lock-on at low ranges due to unreliable triggering of phantastron circuit.
|
|
1980-01-01
|
|
|
G-1346-PRE80
|
|
1980-01-01
|
MURPHY RADIO - To introduce adequate level of negative locking pulse in phantastron oscillator.
|
|
1980-01-01
|
|
|
G-1345-PRE80
|
|
1980-01-01
|
MURPHY RADIO - To allow listening watch to be maintained while the intercom facility is in use.
|
|
1980-01-01
|
|
|
G-0305-PRE80
|
|
1980-01-01
|
DOWTY ROTOL - Hydraulics – Main undercarriage door jack – Inspection of end fitting.
|
|
1980-01-01
|
|
|
G-1340-PRE80
|
|
1980-01-01
|
MARCONI-ELLIOTT AVIONIC SYSTEMS - To render RIM Type 2523 compatible with CL3 compass
|
|
1980-01-01
|
|
|
G-1337-PRE80
|
|
1980-01-01
|
MARCONI-ELLIOTT AVIONIC SYSTEMS - To improve signal discrimination
|
|
1980-01-01
|
|
|
G-1336-PRE80
|
|
1980-01-01
|
MARCONI-ELLIOTT AVIONIC SYSTEMS - To protect transformer against damage
|
|
1980-01-01
|
|
|
G-1335-PRE80
|
|
1980-01-01
|
MARCONI-ELLIOTT AVIONIC SYSTEMS - To improve signal discrimination
|
|
1980-01-01
|
|
