Try using Plas-T-Pair from MCM electronics. worked for me 73 tony ANTHONY W. (Tony) DePrato WA4JQS CALLS HELD: WA4JQS/ZS1, WA4JQS/KC4, WA4JQS/4K1 ZD8JQS, V31SS, VP8BZL, VP8SSI, 3Y0PI