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- Z-100Plus
- Operation Manual
LDG Z-100Plus Operation Manual
Summary of Z-100Plus
Page 1
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Page 2: Table of Contents
Page 2 table of contents introduction 3 jumpstart, or “real hams don’t read manuals!” 3 specifications 4 an important word about power levels 4 important safety warning 4 getting to know your z-100plus 5 front panel 5 rear panel 6 installation 6 operation 7 basic tuning operation 7 toggle bypass mod...
Page 3
Page 3 introduction ldg pioneered the automatic, wide-range switched-l tuner in 1995. From its laboratories in st. Leonard, maryland, ldg continues to define the state of the art in this field with innovative automatic tuners and related products for every amateur need. Congratulations on selecting ...
Page 4
Page 4 specifications 0.1 to 125 watts ssb, cw, and digital modes. Latching relays for ultra low power operation. 2,000 memories for instantaneous frequency and band changing. 7 to 18 volts dc, 100 ma. Virtually zero current when not tuning. Optionally internal battery powered, 7-18vdc 1.8 to 54.0 m...
Page 5
Page 5 getting to know your z-100plus your z-100plus is a quality, precision instrument that will give you many years of outstanding service; take a few minutes to get to know it. Tuning is performed when the tune button is pushed on the front of the z-100plus and held for one second. The tuner can ...
Page 6
Page 6 rear panel the rear panel of the z-100plus features five connectors. Antenna connector: connect the 50-ohm coax antenna feedline to this standard so-239 connector. Gnd connector (wing nut): connect to antenna system ground. Transmitter connector: connect the 50-ohm coax jumper cable from this...
Page 7
Page 7 installation the z-100plus tuner is designed for indoor operation only; it is not water resistant. If you use it outdoors (field day, for example), you must protect it from the rain. The z-100plus is designed for use with coax-fed antennas. If use with longwires or ladder-line-fed antennas is...
Page 8
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Page 9
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Page 10
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Page 11
Page 11 mars/cap coverage the z-100plus provides continuous tuning 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. Optional internal battery installation the z-100plus is designed to allow the user to inst...
Page 12
Page 12 icom interfacing when interfacing the z-100plus with ah-3 and ah-4 compatible icom radios (ic-706, ic- 7000, for example), the z-100plus may be operated from the radio’s tuner/call button. Push the tuner/call button momentarily to toggle the bypass of the z-100plus. Push and hold the tuner/c...
Page 13
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Page 14
Page 14 process. No tuner will fix a bad antenna. If the antenna is far from resonance, the inefficiencies inherent in such operation are inescapable; it’s simple physics. Much of the transmitted power may be dissipated in the tuner as heat, never reaching the antenna at all. A tuner simply “fools” ...
Page 15
Page 15 about half a second to run. A word about tuning etiquette be sure to use a vacant frequency when tuning. With today’s crowded ham bands, this is often difficult. However, causing interference to other hams should be avoided as much as possible. The z-100plus’s very short tuning cycle, as lit...
Page 16
Page 16 out of warranty service any time a product fails after the warranty, ldg wants to help you get it fixed. Send the product to us for repair and we will determine what needs to be done. Based on your prior instruction, we will either contact you with an estimate or fix it and contact you with ...
Page 17
Pag ge 17.