slot memoRak Kertas Memo Peraga Kertas Pembungkus Kawat Logam 30 Slot Rak Kertas Buku Memo ; Lapisan akhir permukaan. Berlapis bubuk ; Warna. Putih atau kustom ; Penggunaan.A slot antenna is formed when a slot cut in the metal plate. The antenna is dual of the electric dipole. The complementary antennas have the following.