SG-235 Smartuner - SGC

SG-235 Manualachieved with the loop mounted vertically. The vertical loop antenna of onequarter wavelength is the basis of the "quad" type directional antenna.Figure 5.12Small loop antenna (3 x 4 feet)Pegs or NailsBuilding wallUse 6-8 turns of #16 or larger wire which isinsulated for high voltages. No spacingbetween turns. Use a total of 70-90 feet ofwire.Cable to RadioSG-235 SMARTUNERSG-230 PRO SMARTUNERLoop antennas represent a DC short circuit and for this reason are much lesssusceptible to noise than are other kinds of antennas. In certain residentialand industrial areas where high noise levels occur, the loop antenna may providea substantial improvement in both receiving and transmitting performanceat very little cost.5.2 RECREATIONAL VEHICLE (RV) ANTENNASRV or trailers provide an excellent base to install effective low cost antennas,and both configurations, end fed or loop antennas can be used.Figure 5.2.1 Recreational vehicle bus or truck detail:18" PVCpipestandoffsRecreational VehicleAntenna InstallationAntenna wireMetal roofof vehicleCoupler mountedinside coachUse a separate ground strap or wire for the bodyand the chassis to the ground of the coupler.SGC Inc. SGC Building, 13737 S.E. 26th St. Bellevue, WA 98005 USAP.O. Box 3526, 98009 Fax: 425-746-6384 Tel: 425- 746-6310 or 1-800-259 7331E-mail: sgc@sgcworld.com Web site: http://www.sgcworld.com29© 1998 SGC Inc