GX3300 Technical Manual

Page 29

This diagram indicates one example of a 5V TTL based user trigger circuit.

CAMERA POWER

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

CABLE SIDE

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

POWER GROUND

1

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

EXTERNAL POWER

2

 

 

9

 

 

1

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

SYNC OUT 4

3

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

SYNC IN 1

4

8

 

 

10

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

SYNC OUT 3

5

 

 

 

 

2

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

SYNC OUT 1

6

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

VDD+5

 

 

 

 

 

 

 

 

 

 

 

 

 

 

USER GND

7

7

 

 

 

 

 

 

3

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

8

12

11

 

 

 

 

5V POWER

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

USER VCC

9

6

 

 

4

 

 

 

 

CIRCUIT

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

10

 

 

 

 

 

 

5

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

SYNC IN 2

11

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

SYNC OUT 2

12

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

HIROSE HR10A-10P-12S

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

NOTES:

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

USER LOGIC SYNC IN 1

 

 

 

 

2

 

 

 

 

 

 

18

 

 

 

 

 

 

 

 

 

 

 

 

 

1. CAMERA POWER = 5V TO 24V

 

 

 

 

 

 

 

 

 

 

 

 

 

 

1A1

 

1Y1

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

4

 

1A2

 

1Y2

 

16

 

 

 

 

 

 

 

 

 

 

 

 

 

2. CAMERA POWER DOES NOT NEED TO BE THE SAME AS USER VCC.

USER LOGIC SYNC IN 2

 

 

6

 

 

 

14

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

8

 

1A3

 

1Y3

 

12

 

 

 

 

 

 

 

 

 

 

 

 

 

3. CAMERA GND DOES NOT NEED TO CONNECT TO USER GND.

 

 

 

 

 

 

1A4

 

1Y4

 

 

 

 

 

 

 

 

 

 

 

 

 

 

USER LOGIC SYNC OUT 1

 

 

 

9

 

 

 

11

 

 

 

 

 

 

 

 

 

 

 

 

 

4. USER VCC MUST HAVE CURRENT CAPACITY TO SUPPLY IC

 

 

2Y1

 

2A1

 

 

 

 

 

 

 

 

 

 

 

 

 

 

USER LOGIC SYNC OUT 2

 

 

 

7

 

2Y2

 

2A2

 

13

 

 

 

 

 

 

 

 

 

 

 

 

 

CURRENT FOR EACH SYNC OUT USED.

 

 

 

 

 

 

 

 

 

 

 

 

 

5

 

 

 

15

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

USER LOGIC SYNC OUT 3

 

 

 

3

 

2Y3

 

2A3

 

17

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

USER LOGIC SYNC OUT 4

 

 

 

2Y4

 

2A4

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

1VDD+5

1OE 19 2OE 20

VCC

10

1K

1K

1K

1K

GND

 

0.1u

 

 

 

 

 

 

 

 

SN74ABT244APWR

10V

 

 

 

User Trigger Circuit Example

Page 29
Image 29
Allied International GX3300C manual User Trigger Circuit Example

GX3300C, GX3300 specifications

The Allied International GX3300 and GX3300C are versatile marine radios that bring a wealth of features and advanced technology to ensure seamless communication on the water. Designed with both recreational and professional mariners in mind, these devices enhance safety and connectivity through a user-friendly interface and robust functionality.

One of the standout features of the GX3300 series is its dual watch function, which allows users to monitor two channels simultaneously. This is particularly useful for navigating busy waterways or when keeping an ear on emergency frequencies. The radios come equipped with a powerful 25W output, ensuring clear communication over long distances.

Both models incorporate digital selective calling (DSC) capabilities, enabling users to send distress signals and communicate with nearby vessels or coast guards at the touch of a button. The internal GPS receiver is another significant attribute, providing precise location data that ensures mariners can share their position during emergencies or routine communication. This integration of GPS simplifies the process of relaying information verbally, as the device will automatically transmit the vessel's coordinates.

The GX3300C model goes a step further by including a built-in AIS (Automatic Identification System) receiver. This crucial feature allows mariners to receive information about nearby vessels, enhancing situational awareness and safety, especially in congested waters. AIS data displays the position, course, and speed of nearby ships, which aids in collision avoidance and navigation planning.

Both models feature a clear, backlit LCD screen that guarantees visibility under various lighting conditions. The intuitive controls and menu navigation make operating the radios straightforward, even for less tech-savvy users. The rugged design of the GX3300 series ensures durability against harsh marine environments, with water and shock resistance being key characteristics.

Additionally, these radios support an extensive range of frequencies, allowing for worldwide marine communication. With built-in weather channels, users can stay informed about changing weather conditions, which is crucial for safe navigation.

Overall, the Allied International GX3300 and GX3300C radios combine advanced communication technologies with practical features to enhance marine safety and connectivity. Their reliable performance and user-friendly design make them essential tools for anyone operating on the water, ensuring that help is always just a call away.