EG&G Sea-Link Acoustic Releases Model 722A (SN: 902102). Release: Spring driven rotary release. Max. Depth 900 meters. Max. Static Load without tension rod is 1100 kg. Max. Static Load with tension rod is 4500 kg. Xponder Interrogate: 11.0 khz. Xponder Reply: 8 selectable reply frequencies from 7.5 to 11.0 khz in 0.5 khz increments. Maximum time down: 1 year. Dimensions: 38 length, 6.75 diameter 46 lbs (dry w/o batteries) Please note the photo shows the electronic controller and transponders. The acoustic release is the larger yellow cylindrical unit at the bottom of the photo. New Acoustic Releases list for over $5,000
This item was pulled from a working environment and appears to be in good condition. No manual or peripherals are included.