Tender Details

Country: Finland
Summary: Hydrophones and Compatible Release Units
FIT Ref No: 125367542
Deadline: 30 Aug 2025
Financier: Self Financed
Purchaser Ownership: Government
Tender Value: Refer Document
Notice Type: Tender
Document Ref. No.: LUKE/3074/02.10.01.00.05/2025
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Description:
Please note that this is a prior infromation notice and this notice is not a call for tenders. The information provided in this notice is preliminary and may change as the preparation progresses. The Natural Resources Institute Finland (Luke) is planning to purchase hydrophones and release units. Hydrophones are needed for ringed seal research conducted in the Baltic Sea and Lake Saimaa to record underwater calls produced by ringed seals and the underwater soundscape. The specific requirements for the hydrophones are:•Low power consumption, very low self-noise and 60 kHz bandwidth•Long battery endurance lasting up to 160 days•Must be able to provide up to 2 TB of removable data storage•Recording bandwidth of 20 Hz 60 kHz •Sample rate of up to 192 kS/sec•Must provide a durable titanium housing•Must contain a removable protective hydrophone cage•Must be able to operate in depths of several hundred meter - up to 500 m depth rating•Must be suitable for up to 1 year deploymentsIn addition, the hydrophones cannot be retrieved from depths by diving; thus, a remote release mechanism that brings the hydrophone up to the water surface is needed to accompany the hydrophone. The requirements for the release unit are:•Must be compatible with the hydrophone type used in the project•13 months deployment with alkaline battery pack•Integrated inclinometer•Uses a storage mode eliminating power consumption when not in use•Reliable, 'screw-off' release•Rugged, compact design•W...
Documents:

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Hydrophones and Compatible Release Units - Finland Tender

The NATURAL RESOURCES CENTER, a Government sector organization in Finland, has announced a new tender for Hydrophones and Compatible Release Units. This tender is published on FinlandTenders under FIT Ref No: 125367542 and is categorized as a Tender. Interested and eligible suppliers are invited to participate by reviewing the tender documents and submitting their bids before the deadline on 2025-08-30.

The estimated tender value is Refer Document, and full details, including technical specifications and submission requirements, are provided in the official tender documents. Ensure all submissions meet the criteria outlined to be considered for evaluation.