SMA kafolan, n’o ye Sub-Miniature Version A surunyalen ye, o ye arajo-fɛrɛnkan-minɛn ye min bɛ kɛ ni fɛn caman ye, min bɛ kɛ ni telefɔni-minɛnw ye minnu tɛ fili. A bɛ frequency transmission dɛmɛ fo ka se 18GHz ma, a bɛ waso impedance matching ɲuman na ani signal stability, wa a bɛ kɛ ka caya Wi-Fi modules, GPS antennas ani shortwave radios kɔnɔ. K’a sababu kɛ a bonya ka dɔgɔ, a muɲuli, ani a jɛgɛncogo min bɛ se ka da a kan, a kɛra ɲɔgɔndan fɛɛrɛ dɔ ye min ka di DIY arajo kanubagaw ye.
Arajo antɛni sitɛmu surunyalen kama, ɲɔgɔndan in dannaya nafa ka bon kosɛbɛ walasa ka yɔrɔjan-kanw jaabi sabatilen sɔrɔ. Jɛɲɔgɔnya fɛɛrɛ caman kɛlen kɔ, SMA muso ɲɔgɔndan min bɛ ni dingɛ naani-flan ye, o labanna ka sugandi. A bɛ sigi kɛrɛnkɛrɛnnenya la nɛgɛdaga kan ka ɲɛ ani a bɛ taamasiɲɛw bali kosɛbɛ. Nin SMAKFD4 ɲɔgɔndan in ni 4mm insulator bɛ Bɛn ni kabali suguya caman ye, solders (solders) bɛ Kɛ ka ɲɛ k’a sɔrɔ a ma sɛgɛn, ani square plate design bɛ fixing nɔgɔya. Ni juruw sirilen don tuma min na, a bɛ kɛ i n’a fɔ a bɛ kɛ cogo min na, o sigida bɛɛ bɛ sabati. A sirilen kɔ so kɔnɔ antɛni na, jaabi jɛlen bɛ ɲɛ kosɛbɛ; hali jikuru surunw yɔrɔ janw bɛ se ka mɛn ka jɛya wula fɛ. Minnu b’a fɛ ka arajow labɛn, SMA muso kafolan min bɛ se ka da a kan, o bɛ se ka porozɛ in bɛɛ lajɛlen nafa kɔrɔta tiɲɛ na.