The lateral position of the head is controlled by a servo loop. During lateral tape displacement, an error signal is generated and the head is moved by the VCM to avoid track misregistration. However, the bandwidth of the VCM is limited, mainly due to mass and available power. LTM frequencies higher than the bandwidth of the servo actuator, generally referred to as high frequency LTM, cannot be...

Article history: Received 28 June 2007 Revised 18 February 2008 Available online 6 June 2008

Article history: Received 7 August 2007 Received in revised form 9 June 2008 Accepted 10 June 2008 Available online 18 June 2008

ACUPUNCTURE IN MEDICINE 2007;25(1-2):22-28. 22 www.acupunctureinmedicine.org.uk/volindex.php Introduction The use of acupuncture in Australia has significantly increased over recent years. From 1993 to 2000, the percentage of the population that consulted an acupuncturist in the previous 12 months increased from 2.0% to 2.8%. Similar prevalence estimates have been reported for other countries. ...

Many factors influence litter size. These include genetics, gilt management, lactation length, parity distribution, disease, stress and boar fertility. In the past 20 years, litter size in Irish sows has increased by only one pig. Born alive figures now average at 11.2 pigs per litter. In this regard, Ireland is falling behind our European competitors who have made significant advances over thi...