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- Archive
- PRESS RELEASE: James Fisher and Sons plc announces new Head of Defence
- NEWS: JFD secures two nominations at the 2023 Subsea Expo Awards
- PRESS RELEASE: JFD supports highly successful NATO submarine rescue system aircraft loading exercise with the US Air Force
- PRESS RELEASE: JFD wins £63M ‘Third In-Service Support’ NATO submarine rescue system contract
- Archive
- Divulged - Winter 2017
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- JFD showcasing commercial and defence capabilities at Underwater Intervention
- JFD exhibiting alongside James Fisher Offshore at Subsea Expo
- Visit our stand at DSEI 2021!
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Hyperbaric lifeboat comms
JFD's Divex branded hyperbaric lifeboat (HLB) communications box allows clear communications between the lifeboat's occupants and an external helium speech unscrambler.
- Call switch
- Volume control
- Headset select switch
- Press to talk switch
- Headphone socket
- Robust, stainless steel enclosure (316 grade)
- Mounting lugs for easy installation
- Internal PCB mounted on an easily removed plate to improve installation
- Single PCB terminal accepts all incoming wiring making cable termination to the comms box very easy
- Low profile components
- Flush mount chrome call switch
- Volume control when using headset
- Built in panel microphone
- Electret mic insert
- Frequency response: 50Hz to 13kHz
- Sensitivity: 60dB ±3dB
- Impedance: 1kΩ
- Flush mount PTT switch
- Standard headset jacks allowing for a wider range of headsets to be used
- Flush mount headset select switch for selecting either panel microphone/speaker or headset
| Item | Order Code |
| Hyperbaric lifeboat (HLB) comms box |
CO436 |
| Document | Document Type | Download |
Datasheets |
||
| HLB communications box | Datasheet | |
Drawings |
||
| HLB communications box | Drawing | |
- Call switch
- Volume control
- Headset select switch
- Press to talk switch
- Headphone socket
- Robust, stainless steel enclosure (316 grade)
- Mounting lugs for easy installation
- Internal PCB mounted on an easily removed plate to improve installation
- Single PCB terminal accepts all incoming wiring making cable termination to the comms box very easy
- Low profile components
- Flush mount chrome call switch
- Volume control when using headset
- Built in panel microphone
- Electret mic insert
- Frequency response: 50Hz to 13kHz
- Sensitivity: 60dB ±3dB
- Impedance: 1kΩ
- Flush mount PTT switch
- Standard headset jacks allowing for a wider range of headsets to be used
- Flush mount headset select switch for selecting either panel microphone/speaker or headset
| Item | Order Code |
| Hyperbaric lifeboat (HLB) comms box |
CO436 |
| Document | Document Type | Download |
Datasheets |
||
| HLB communications box | Datasheet | |
Drawings |
||
| HLB communications box | Drawing | |
