Description

The Lowdown 630.PD Amateur Radio Antenna offers amateur radio enthusiasts a convenient way to communicate on 630 meters in a confined area. Designed to be centered above a horizontal groundplane, this antenna is amazingly compact and lightweight, making it simple to set up, take down, transport and store. Its center-loaded, base-fed design and capacitive top hat yield excellent efficiency given its compact size. Specifications: Type: LF base, vertical, whip, omnidirectional. Impedance: 20-33 ohms with 25’-10' radius groundplanes, respectively. Efficiency: up to 3.0 %. Power rating (approx.): 200-watt carrier. Frequency coverage: 472 – 479 kHz (630-meter band). Operating height AGL: 24’ nominal. Assembled length: 21.54’. Element diameters: base: 1.5”; coil: 3.75”; midtip/tip: 1.5”/1.0”. Capacitive hat: 120” diameter (maximum). Breakdown: 4 pieces plus 6-element capacitive top hat, longest element 94”. Tunable adjustments: capacitive top hat diameter (whip length). Weight: 18.9 lbs. Material: aluminum (anodized), fiberglass reinforced PVC. Hardware: stainless steel. Feed line connector: ¼” screw stud. Mounting type recommended: 1.5” Insulated, block mounts. Mounting format: top of mast or pole. Mounting structure: 4” pole, 4’ height (typical). Wind surface area: 3.15 square feet. Wind survivability rating: 140 mph guyed; 100 mph unguyed (48” mount separation). Bandwidth: 6 kHz (3:1 SWR); 4 kHz (2:1 SWR). Listing includes antenna only. Antenna stand, insulators and other items seen in photos are sold separately. Complete your antenna system with our Antenna Accessories, 630 Meter Low Pass Filter and Multi-Tap Transmission-L ine Transformer ! 1-1/2" Diameter Split Antenna Mounts | eBay 6-1/2" Antenna Mount Stand-Offs (Pair) | eBay 630 Meter Amateur Radio Lowpass Filter - LP.630.PD | eBay THEMATCHBOX Multi-Tap Transmission-Line Transformer | eBay