Transistor (https://transistor.fm) https://feeds.transistor.fm/signed-on Signed On digs into the athletes, autographs, and auction moments that define sports memorabilia. From legendary grails to the drops collectors are watching right now. Hosted by the team at Pristine Auction, home of the Always Authentic Guarantee. © 2026 JCK Enterprises, LLC, DBA, Pristine Auction 11188f55-25a4-5202-af02-17bb52846e0e yes en Sun, 12 Apr 2026 03:52:30 -0700 Sun, 12 Apr 2026 03:53:03 -0700 https://pristineauction.com https://pristineauction.com episodic Pristine Auction Signed On digs into the athletes, autographs, and auction moments that define sports memorabilia. From legendary grails to the drops collectors are watching right now. Hosted by the team at Pristine Auction, home of the Always Authentic Guarantee. Signed On digs into the athletes, autographs, and auction moments that define sports memorabilia. sports cards, sports memorabilia, autographs, trading cards, card collecting, memorabilia, sports collectibles, auctions, pristine auction, signed memorabilia, PSA, BGS, SGC, card grading, hobby, baseball cards, basketball cards, football cards, soccer cards, wax, breaks, case breaks, live auction, sports investing, card values, rookie cards, vintage cards, authenticated autographs, sports hobby, card market, collecting Pristine Auction No No