Balanced XLR Sony ES anlg pre-amp. £370. Looks like a very nice bit of kit.
http://www.ebay.co.uk/itm/SONY-TA-E80ES-HIGH-END-PRE-AMPLIFIER-/271310980609?pt=UK_AudioTVElectronics_HomeAudioHiFi_Amplifiers&hash=item3f2b650601
http://www.ebay.co.uk/itm/SONY-TA-E80ES-HIGH-END-PRE-AMPLIFIER-/271310980609?pt=UK_AudioTVElectronics_HomeAudioHiFi_Amplifiers&hash=item3f2b650601