Chyba spróbuje między innymi z tym przewodem
http://www.ebay.com/itm/New-NAGOYA-RC-ECH-316-5-Meter-RG-316-Cover-Extension-Cable-for-YAESU-/391184800290?pt=LH_DefaultDomain_0&hash=item5b146e5a22
http://www.ebay.com/itm/New-NAGOYA-RC-ECH-316-5-Meter-RG-316-Cover-Extension-Cable-for-YAESU-/391184800290?pt=LH_DefaultDomain_0&hash=item5b146e5a22