Palstar incorporated 9676 n. Looney rd., piqua, oh 45356 usa customer service and sales telephone: 1-800-773-7931 fax: 1-937-773-8003 email: info@palstar.Com version 1.0 2010.01.15 © copyright 2010 palstar inc. Printed in the u.S.A. At2kd 2000 watt antenna tuner owner’s manual.
1-800-773-7931 www.Palstar.Com 2 important safeguards warning: to prevent fire or electrical shock do not expose to rain or moisture 1. Read instructions—all the safety and operating instructions should be read before the appliance is operated. 2. Retain instructions—the safety and operating instruc...
18 at2kd internal photo metering assembly peak/hold pcb coupler differential variable capacitor ceramic roller fixed inductor/ relay for 160m 1-800-773-7931 www.Palstar.Com important safeguards cont’d 3 14. Power lines—an outside antenna sys- tem should not be located in the vicinity of overhead pow...
4 table of contents 1-800-773-7931 www.Palstar.Com important safeguards 2 table of contents 4 general description 5 installation 6 unpacking 6 location 6 installation procedures 6 rear panel connections 7 front panel description 8 at2kd schematic 10 operating your at2kd 12 before operating 12 tuning...
16 specifications 1-800-773-7931 www.Palstar.Com front panel indicators and controls metering peak and peak hold dual movement cross needle power and frequency compensated coupler controls input tuning dual-stator differential capacitor (430 - 13 - 430) pf, 5 kv) with 6:1 precision vernier drive ind...
6 installation 1-800-773-7931 www.Palstar.Com unpacking carefully remove the at2kd from the shipping carton and inspect it for signs of damage. If any damage is apparent, notify the transportation carrier or dealer immediately. We recom- mend keeping the packing carton for moving, storing or reshipp...
14 operating your at2kd cont’d 1-800-773-7931 www.Palstar.Com this procedure takes patience the first time. The tune control varies the capacitor and provides fine adjustments. The roller induc- tor crank control provides coarse adjust- ment. 10. When you have tuned your antenna to the best swr, rec...
8 front panel description 1-800-773-7931 www.Palstar.Com 1. Power/swr meter dual needle meter displays forward and reflected power in watts. Swr is indicated where the two needles intersect on the red scale. 2. Peak hold select to read peak hold on the swr me- ter. Peak (#3) must be on for this to f...
12 operating your at2kd 1-800-773-7931 www.Palstar.Com before operating 1. To avoid possible damage to the at2kd set tune, in- ductor, and power range switches as outlined in the chart before applying transmitter power. 2. Begin tuning with your transmitter/amp into the tuner set at a low output pow...
10 at2kd schematic 1-800-773-7931 www.Palstar.Com model at2kd diff-t tuner directional coupler peak/peak hold pcb cross needle swr/power meter 8 12 µ fixe induc at2kd schematic 11 1-800-773-7931 www.Palstar.Com optional balun 1:1 or 4:1 (b2kd-1:1) (b2kd-4:1) 160m 80m-6m sw µh ed ctor 430-13-430pf 18...
