HL Deb 09 June 1999 vol 601 c165WA
Lord Campbell of Croy

asked Her Majesty's Government:

What progress is being made with trials of the improved police car siren known as White Noise Localiser and referred to in the House on 25 March (H.L. Deb., col. 1527). [HL2757]

Lord Williams of Mostyn

Trials conducted by Leeds University have been concluded and I understand that it has provided the noble Lord with the findings. The emergency services, including some police forces, are assessing the suitability of the product.