Sun Electronics UHF flat antenna vertical SDA-20-4A-W

Reception channel: UHF ch.13~52 Operating gain (dB): Antenna section 6.9~9.1 Total 25~33 *Antenna gain + booster gain VSWR: 3.0 or less Front/rear ratio (dB): 10 or more Half width (degrees): 95 or less Output impedance (Ω): 75 (F type) Compatible mast diameter (mm): When using the included fittings: Mast diameter 22~48.6/Prismatic □30~40, When using stainless steel band (sold separately): Diameter 50 or more Azimuth adjustment range (degrees): ±60 With CS-BS mixing function and output monitor terminal (-20dB) Accessories: Wall mast mounting bracket x 1, mast holding bracket (for accessory M6 x 60 bolts) x 1, M6 x 60 bolts x 2, hex spanner x 1, F-S connector (with ring) x 4 pcs, monitor cap x 1 pc, power supply section (DP-34) x 1 pc, waterproof cap x 2 pcs