https://www.tek.com/vn/manual/adapter-connector-savers-sma-m-sma-m-adapter-manual
Adapter Connector Savers, SMA (M) SMA (M) Adapter, Rev. A
connector saversadaptersmatektronix
https://www.tek.com/de/manual/adapter-connector-savers-sma-f-smb-f-adapter-manual
Adapter Connector Savers, SMA (F) to SMB (F) Adapter, Rev. A
connector saversadaptersmafsmb