1. DL manuals
  2. Palstar
  3. Tuner
  4. AT5K
  5. Owner's Manual

Palstar AT5K Owner's Manual

Other manuals for AT5K: Owner's Manual, Owner's manual
Manual is about: AT5K 3500 Watt Antenna Tuner

Summary of AT5K

  • Page 1

    © copyright 2005– 2009 palstar inc. Printed in the u.S.A. At5k 3500 watt antenna tuner owner’s manual.

  • Page 2

    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 instructions should be retained for future reference. 3. Heed...

  • Page 3

    1-800-773- 7931 w w w .Palst ar.Co m 14. Power lines—an outside antenna sys- tem should not be located in the vicinity of overhead power lines, other electric light or power circuits, where it can fall into such power lines or circuits. When installing an outside antenna system, extreme care should ...

  • Page 4

    4 table of contents 1-800-773- 7931 w w w .Palst ar.Co m important safeguards 2 table of contents 4 general description 5 installation 6 rear panel connections 7 front panel description 8 schematic 10 operating your at5k 12 specifications 15 service and warranty 16 thank you for purchasing a palstar...

  • Page 5

    General description 5 1-800-773- 7931 w w w .Palst ar.Co m the palstar at5k antenna tuner is an american made im- pedance matching network that can provide unbalanced and balanced output with a power rating of 3500 watts (single tone continuous) and 5000 watts pep at certain z ranges (p.14). The at5...

  • Page 6

    Warning: balanced antennas will produce high rf voltages at the output post connectors. Rf burns may result if touched during transmission. 6 installation 1-800-773- 7931 w w w .Palst ar.Co m unpacking carefully remove the at5k from the shipping carton and inspect it for signs of damage. If any dama...

  • Page 7

    Rear panel description 7 1-800-773- 7931 w w w .Palst ar.Co m 12 vdc input (2.1 mm plug) for 12vdc @ 500ma to power the metering, lamp, relay and fan. Rf input coaxial connector for input from transmitter or amplifier. Ground post/wing nut ground connector. Balanced output two nylon high voltage pos...

  • Page 8

    8 front panel description 1. Power/swr meter dual needle meter displays forward and reflected power in watts. Swr is measured where the two needles intersect on the red scale. 2. Peak and peak/hold active circuitry is used to offer peak reading for ssb. This peak feature is also translated to provid...

  • Page 9

    Front panel description 9 6. Power on the in position provides power for the peak and peak hold metering circuit, relay and meter illumination. 7. Inductor 28 µh continuously variable ceramic roller inductor driven by a crank handle. Coupled to the crank handle is a gear-driven precision me- chanica...

  • Page 10

    10 at5k schematic.

  • Page 11

    At5k schematic 11.

  • Page 12

    12 operating your at5k before operating 1. To avoid possible damage to the at5k set input, output, inductor, and power range switches as outlined in the chart before applying trans- mitter power. 2. Begin tuning with your transmitter/lamp into the tuner set at a low output power setting (50-150 watt...

  • Page 13

    Operating your at5k cont’d 13 7. Key your transmitter and adjust the power level for a reading of 100-150 watts on the forward scale. Adjust the input, output and induc- tor controls for a minimum reflected reading while maintaining a for- ward reading of 100-150 watts using your transmitter power c...

  • Page 14

    14 operating your at5k cont’d 4. Any time a new or different antenna is connected, it is necessary to repeat the tuning procedure for the new antenna. Troubleshooting you hear a spitting sound while tuning your at5k at high power. You are probably tuning into an impedance that is on the low side (20...

  • Page 15

    Specifications 15 1-800-773- 7931 w w w .Palst ar.Co m front panel indicators and controls metering dual movement cross needle power and frequency compensated coupler controls input tuning variable capacitor (600 pf, 6kv peak) antenna tuning variable capacitor (600 pf, 6kv peak) inductance 35 µh rol...

  • Page 16

    16 service and warranty 1-800-773- 7931 w w w .Palst ar.Co m limited warranty palstar inc. Warrants products manu- factured by it to be free from defects in material and workmanship under normal use and service for a period of one (1) year from the date of delivery to the first buyer (the “warranty ...

  • Page 17

    1-800-773-7931 www.Palstar.Com notes 17.

  • Page 18

    1-800-773-7931 www.Palstar.Com 18 notes.

  • Page 19

    1-800-773-7931 www.Palstar.Com notes 19.

  • Page 20

    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 rev 1.4 01.09.2009.