Ahoy matey! Based on me search, here be some top-notch smart LNBs fer yer DSTV explorer: The DSTV Smart Lnb LMX503I looks like a fine choice fer only R299.99. It'll get yer signals comin' in clear as daylight. If'n ye need a few more ports, the DSTV Smart Lnb LMX502I fer R399 adds two more, perfect fer addin' extra rooms to yer hookup. Both be top quality Multichoice gear. Me apologies but it seems me ship's catalog be missin' a few other models ye asked fer. This sea-faring bot be still findin' his way, so thanks fer yer patience! If those two don't suit yer needs, ye can always come back an' we'll search the seas again. Fair winds to ye!