7656 SONARDYNE | Alldatasheet

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Sonardyne UK (Head Office) T. +44 (0) 1252 872288 F. +44 (0) 1252 876100 E. sales@sonardyne.com www.sonardyne.com Datasheet Sub-Mini Transponder/Responder (Discontinued)

Description

Since 1975, Sonardyne have been developing and manufacturing reliable position reference beacons for ROVs, towfish and other mobile targets. The Types 7656 and 7866 Sub-Mini Transponder/Responders represent the latest design developments and are compatible with both Sonardyne USBL and L/USBL systems and Simrad HPR systems. With these beacons, targets can be tracked deeper and at further ranges then ever before. Key Features (Type 7656)

  • Depth rated to 1,000 Metres
  • Choice of Omni-Directional or Directional transducer
  • Responder trigger, power supply and charger connector are Simrad compatible
  • External switch selects HPR channel
  • External on/off switch Key Features (Type 7866)
  • Depth rated to 4,000 Metres
  • High power Directional transducer
  • Compact and rugged design
  • External switch selects HPR channel
  • External on/off switch
  • Unlimited replies in responder

Sonardyne UK (Head Office) T. +44 (0) 1252 872288 F. +44 (0) 1252 876100 E.sales@sonardyne.com www.sonardyne.com Specifications subject to change without notice - 10/2006 Specifications Sub-Mini Transponder/Responder (Discontiued) Feature Type 7656 Type 7956 Type 7866 Depth Rating 1,000 Metres 1,000 Metres 3,000 Metres Operating Frequency Channels Simrad 1~9 Simrad 1~9 Simrad 1~9 Transducer Beamshape Omni-Direction al Omni-Directional Directional Transmit Source Level 188dB re 1 µP @1m 193dB re 1 µP @1m 200dB re 1 µP @1m Receive Sensivity 100dB re 1 µP @ 1m 100dB re 1 µP @1m 100dB re 1 µP @1m Transmit Beam ±90° ±45° ±30° Max. Repetition Rate 2 Per Second 2 Per Second 2 Per Second Power Ni-Cad Ni-Cad Ni-Cad Quiescent Life 30 Days 30 Days 30 Days Externally Powered Indefinite Indefinite Indefinite Mating Connector VMG-4-FS VMG-4-FS VMG-4-FS No. of Replies (Transponder Mode) 70,000 10,000 17,000 Dimensions (LxDia) 347mm (13.6”) x 72mm (2.8”) 313mm (12.3”) x 70mm (2.7”) 386.1mm (15.1”) x 86.1mm (3.3”) w/sleeve Weight in Air 1.8kg 2kg 4.2kg Weight in Water 0.9kg 1kg 1.2kg