Former England international Sol Campbell has joined Notts County on a five-year contract as a free agent. 13-1-10: Sol Campbell has spoken of his emotional return to Arsenal as he finalises a sensational move back to the Emirates Stadium. The one-time Gunners favourite played 45 minutes for the club's second string at West Ham on Tuesday night and has done enough to convince Arsene Wenger he is worth a permanent deal. Campbell's last game in an Arsenal shirt came in the 2006 UEFA Champions League final, which preceded a move to Portsmouth and an ill-fated spell at Notts County. He could be in the Arsenal squad for the Premier League trip to Bolton on Sunday but first needs to sort out his contract at the Emirates. "There are still a few technicalities to iron out, but I have signed for Arsenal until the end of the season, and it's fantastic, great, marvellous," said Campbell. "The old enthusiasm is back. "I'm ecstatic really to be back at Arsenal, and I have worked bloody hard to get there." Tip top Campbell is confident he still has what it takes to perform at the highest level and believes Wenger's faith in him is a fair indication of his current state, both physically and mentally. "Arsene Wenger has been an inspiration," he said. "He has watched me closely after letting me train at Arsenal for nearly two months now. "He's not stupid - he wouldn't have taken me back if he didn't like what he has seen, and I have worked and worked. I do believe I can contribute. "I really have my confidence and fitness back and I believe I can make a big, big contribution. "There is fantastic quality all around the pitch within this Arsenal team and I want to be part of it, and I will make a big push to try to do that, but it's little steps at a time." The 35-year-old has been training at the Gunners' Hertfordshire base and while Newcastle and Hull City enquired as to his availability, an opportunity to return to Arsenal was always going to be