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Indicating Accelerometer

Technical Information

Catalogue No: C0113
Category: Flight Control
Object Type: Indicator/Instrument
Object Name: Indicating Accelerometer
Part No: 3D91
Serial No: 125/54
Manufacturer: Elliott Bros
Division: Unknown
Platform(s): Canberra , Vickers Valiant , Handley Page Victor , Hunter
Year of Manufacture: 1954
Width (mm):
Height (mm):
Depth (mm):
Weight (g):
Location: Main Store

Accelerometer, Aircraft, Indicating.
Type No. 3D91
Ref. No. 6A/3451.
Serial No. E.B.L. 125/54
[additional marks]
Incorporating Mod. Inst A/278
[inked marks]
GAV(R) 132 PSD


Marconi Collection Ref: 2029

A self-contained indicator with in-built acceleration sensor that operate its dial pointers directly. The dial shows aircraft acceleration in 'g' units in the range -4g to +10g. It also has pointers that record max and min acceleration which can be reset by pushing the button at the bottom-left of the bezel.

The back of the instrument.has a ¼-turn locking-knob that can be used to protect the mechanism during transport.

In the various marks:
"EBL R" is Elliott Brothers London Rochester, a name no longer used in 1993 but still employed on Inspectors Stamps.
"GAV (R)" is GEC Avionics Rochester.
"PSD" is Powerplant Systems Division.

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