Super Antenna MR642 SuperWire Radial Set for VHF UHF Vertical Antennas 6m 4m 2m 70cm bands ham radio scanner MURS GMRS FRS MP1 ground plane THIS IS: The model MR642 SuperWire Radial Set by Super Antenna. It is for all Super Antenna MP1 portable HF-VHF-UHF antenna systems. Made by Super Antenna, designed as part of the /backpack /base /travel /mobile /portable antenna system for Ham Radio. It is for transmitting, receiving, and scanning on VHF and UHF radio frequencies. SPECIFICATIONS: BANDS: Pre-tuned to 6 meters (50MHz), 4 meters (70MHz), 2 meters (144MHz), and 70cm (430MHz to 450MHz) ham bands. FREQUENCY RANGE: Covers 40 MHz to 470 MHz. Also covers CAP, MARS, Marine, scanner, police, law enforcement, fire, federal, state, local, and all scanner bands. GAIN: +4.5dB over a typical ground rod. COMPATIBILITY: Fully compatible with all Super Antenna MP1 series Antennas and Equipment. Attaches by included push-on connector to a Super Antenna UM2 mount (mount not included, sold separately). Deploys in one minute by one person with no tools needed. Compatible with most other vertical antennas and ground planes. Includes spare mating connector for use with other types of antennas. SIZE: Packs down to a 4"x4" (10x10cm) compact roll for portability. Extends and fans out to 4 full size quarter-wave wires. WIRE: Proprietary SuperWire 18AWG 41-Strand Stealth wire. LENGTH: Max wire length: 4.7 feet (1.5m). CONNECTOR: Standard push-on spade lug 1/4-inch (6mm) female and #8 Screw ring terminal with screw included. WEIGHT: 1.4 ounces (40grams). POWER RATING: 500W SSB, 300W CW/DATA. COLOR: Stealth Black.