Unit of competency Outline
Information current as of
20/10/2026 4:15 PM AWST
20/10/2026 4:15 PM AWST
Whilst all efforts are made to provide accurate and timely information from the relevant source/documentation, please be aware that the information supplied may not be the most current version. The accuracy of the detail has not been confirmed by the Department and therefore should not be relied upon without first confirming the contents.
Transmit and receive messages via visual means
Transmit and receive messages via visual means
Unit of competency
National Code
DEFCO106C
DEFCO106C
State Code
AVU93
AVU93
TGA Status
Deleted
Deleted
DTWD Status
Deleted
Deleted
State Implementation and Classification
Approved Date
Original Release Date
15/03/2012
Nominal Hours
0
Field of Education
031307 - Communications Technologies
Description
This unit covers the competency required to communicate via visual means using flags, shapes and flashing light.The unit also covers the ability to encode and decode signal groups. It includes the ability to work independently or as part of a team within specific communications environments.
General notes
N/A
Elements and Performance Criteria
1. Transmit and receive messages via flags and shapes/lights
- 1.1 Messages are transmitted via flags and shapes/lights in accordance with specific workplace and Defence instructions.
- 1.2 Messages are received via flags and shapes in accordance with specific workplace and Defence instructions.
- 1.3 Reports are promptly made to appropriate personnel.
2. Transmit and receive messages via flashing light
- 2.1 Messages are transmitted via flashing light in accordance with specific workplace and Defence instructions.
- 2.2 Messages are received via flashing light in accordance with specific workplace and Defence instructions.
- 2.3 Reports are promptly made to appropriate personnel.
3. Encode and decode signal groups
- 3.1 Signal groups are encoded in accordance with specific workplace and Defence instructions.
- 3.2 Signal groups are decoded in accordance with specific workplace and Defence instructions.
The Range Statement relates to the Unit of Competency as a whole. It allows for different work environments and situations that may affect performance. Bold italicised wording in the Performance Criteria is detailed below.
Messages for transmission or reception may include:
Action signals
General information signals not requiring relay
International signals
Navigational shapes/lights
Signals requiring relay to other ships in company
Flashing light may include:
Directional procedure
Intermediate signal light
Non directional procedure
10 inch signal projector
5 inch signal light
Yardarm non directional flashing lights
Signal groups may include:
International signals
Operating signals
Tactical signals
Messages for transmission or reception may include:
Action signals
General information signals not requiring relay
International signals
Navigational shapes/lights
Signals requiring relay to other ships in company
Flashing light may include:
Directional procedure
Intermediate signal light
Non directional procedure
10 inch signal projector
5 inch signal light
Yardarm non directional flashing lights
Signal groups may include:
International signals
Operating signals
Tactical signals
The evidence guide provides advice on assessment and must be read in conjunction with the Performance Criteria, Required Skills and Knowledge, the Range Statement and the Assessment Guidelines for this Training Package.
Critical aspects for assessment and evidence required to demonstrate competency in this unit
There are no critical aspects for assessment.
Consistency in performance
Competency should be demonstrated over time to ensure the individual is assessed across a wide variety of situations within the workplace.
Context of and specific resources for assessment
Context of assessment
Competency should be assessed in the workplace or in a simulated workplace environment.
Specific resources for assessment
Access is required to:
communications publications
signalling publications
specific workplace operating procedures
task specific communications equipment
Method of assessment
In a public safety environment assessment is usually conducted via direct observation in a training environment or in the workplace via subject matter supervision and/or mentoring, which is typically recorded in a competency workbook.
Assessment is completed using appropriately qualified assessors who select the most appropriate method of assessment.
Assessment may occur in an operational environment or in an industry-approved simulated work environment. Forms of assessment that are typically used include:
direct observation
interviewing the candidate
journals and workplace documentation
third party reports from supervisors
written or oral questions
Critical aspects for assessment and evidence required to demonstrate competency in this unit
There are no critical aspects for assessment.
Consistency in performance
Competency should be demonstrated over time to ensure the individual is assessed across a wide variety of situations within the workplace.
Context of and specific resources for assessment
Context of assessment
Competency should be assessed in the workplace or in a simulated workplace environment.
Specific resources for assessment
Access is required to:
communications publications
signalling publications
specific workplace operating procedures
task specific communications equipment
Method of assessment
In a public safety environment assessment is usually conducted via direct observation in a training environment or in the workplace via subject matter supervision and/or mentoring, which is typically recorded in a competency workbook.
Assessment is completed using appropriately qualified assessors who select the most appropriate method of assessment.
Assessment may occur in an operational environment or in an industry-approved simulated work environment. Forms of assessment that are typically used include:
direct observation
interviewing the candidate
journals and workplace documentation
third party reports from supervisors
written or oral questions
No information