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LDG Z-100A Manual

LDG Z-100A Manual

Antenna tuner for hf transceivers
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LDG Electronics
Z-100A Antenna
Tuner
For HF transceivers
LDG Electronics, Inc., 1445 Parran Rd., St. Leonard, MD 20685

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Summary of Contents for LDG Z-100A

  • Page 1 LDG Electronics Z-100A Antenna Tuner For HF transceivers LDG Electronics, Inc., 1445 Parran Rd., St. Leonard, MD 20685...
  • Page 2: Table Of Contents

    Contents Welcome ................................... 2 Introducing the Z-100A Automatic Tuner ......................... 4 Installing and Connecting the Z-100A tuner ........................5 Specifications & Ratings ..............................7 Operating your Z-100A tuner ............................9 Operating Hints ................................12...
  • Page 3: Welcome

    There is no need to complete a warranty card or to register our products. Your product receipt establishes eligibility for warranty service; save that receipt! Send your receipt with the product when you ship your product to us for repair. Products sent to LDG without a receipt are considered requests for out-of-warranty repair.
  • Page 4 St. Leonard, MD 20685 PRODUCT FEEDBACK We encourage product feedback! Tell us what you think of your LDG product. In a card, letter, or email (preferred) tell us how you use the product and how well it worked in your application.
  • Page 5: Introducing The Z-100A Automatic Tuner

    The Z-100A also features low power consumption since it uses latching relays which require no power once it’s tuned. Before actual use, we urge the user to read the entire manual to ensure safe operation and long life of the Z-100A. With proper care this tuner will provide many hours of enjoyable operation.
  • Page 6: Installing And Connecting The Z-100A Tuner

    Z-100A to seek a better match than the match already stored in memory. To force a full tuning cycle press and hold the Tune button on the front panel of the Z-100A until the Tuning/Status LED lights up, and continue holding until the Tuning/Status LED...
  • Page 7 tuning cycle will begin. When tuning is complete, the transceiver will be restored to its previous operating mode and power level. The SWR LED and Tuning LED are used to indicate both operating modes, tuning status, and error codes. The following table lists the LED status codes and their meaning. LED Indication Meaning Tuning LED on.
  • Page 8: Specifications & Ratings

    Current Draw: 500 mA tuning, 20 mA idle Size: 6.3”x6.3”x1.5” (160x160x40mm) Weight: 1.5 lbs (680 g) Compatible Transceivers The Z-100A is designed to be used with any Icom 100-watt transceiver that supports the AH- 3 or AH-4 Icom antenna tuners. Currently, this includes: IC-706 IC-718 (select AH-4)
  • Page 9 Kycon Connector Part Number KMDAX-6P, available from http://www.mouser.com/ as Mouser part number 806-KMDAX-6P. MARS/CAP Coverage The Z-100A provides continuous coverage over its specified range; not just in the ham bands. This makes it useful for MARS or CAP operation, or any other legal HF operation. IMPORTANT SAFETY WARNING Never install antennas or transmission lines over or near power lines.
  • Page 10: Operating Your Z-100A Tuner

    Tune button on the front of the Z- 100A momentarily. The Z-100A automatically powers up at the start of a tuning cycle, and then goes into a low- power sleep mode when tuning is complete. The latching relays hold the tuned configuration indefinitely, even when DC power is completely removed.
  • Page 11 Front Panel On the front panel there is one pushbutton and two LED indicator lights. Tune Button: Initiates either a memory tune or a full tune, and also toggles the tuner between “active” and “bypass” modes. SWR LED: Lights or blinks to indicate SWR condition. Tuning LED: Lights to give feedback on button activation;...
  • Page 12 Rear Panel The rear panel of the Z-100A features four connectors. ANT connector: Connect the 50Ω coax antenna feedline to a standard SO-239 connector. GND connector (wing nut): Connect to antenna system ground. TX connector: Connect the 50Ω coax jumper cable from this standard SO-239 connector to the ANT jack on the rear of the transceiver.
  • Page 13: Operating Hints

    Mobile Operation The Z-100A is also perfectly suited to mobile operation. It can be installed under the dashboard along with the transceiver, or mounted remotely. The only requirement is that the tuner remain dry.