SGC MAC-200 Operating Manual
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SGC MAC-200 Operating Manual

Master antenna controller
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MAC-200
Master Antenna Controller
Catalog Number 54-25
© August 2003 SGC Inc.

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  • Page 1 MAC-200 Master Antenna Controller Catalog Number 54-25 © August 2003 SGC Inc.
  • Page 2 HF operation for years to come. SGC continues to focus on providing the most useful products and services for our customers around the world. Please feel free to call to discuss your antenna system requirements at any time. We look forward to making your HF experience the very best.
  • Page 3 NOTE: For efficient operation of the MAC-200, apply 12 VDC from the same power supply as the transceiver. NOTE: The MAC-200 is not designed for mobile applications. SGC recommends the SG-230, 231, 235, or 237 for mobile installations. NOTE: SGC does not guarantee 100% calibration of the front panel meters.
  • Page 4 2.836 19.600 5.754 23.488 8.760 26.431 12.653 30.000 16.626 >30.000 PO Box 3526, Bellevue, WA. 98009 13737 SE 26 St. Bellevue, WA. 98005 Toll Free: 800-259-7331 * Phone: 425-746-6310 * Fax: 425-746-6384 www.sgcworld.com * Email: sgc@sgcworld.com © 2003 SGC Inc.

  • Page 5: Table Of Contents

    .........39 UNING ROCESS AND PTIONS ...............57 CHEMATICS ..........63 OMPONENT OCATION PO Box 3526, Bellevue, WA. 98009 13737 SE 26 St. Bellevue, WA. 98005 Toll Free: 800-259-7331 * Phone: 425-746-6310 * Fax: 425-746-6384 www.sgcworld.com * Email: sgc@sgcworld.com © 2003 SGC Inc...

  • Page 6: Introduction

    Some manual tuners provide for two or sometimes three antennas with an ability to tune them, but now SGC has taken the next step and added an intelligent tuner to the control station. The MAC-200 is something completely new, an antenna switching system that includes built in intelligent tuning to trim the line before going into your transceiver.
  • Page 7 SGC Smartuners provide for matching of an antenna to the feed line, thereby minimizing SWR and losses on the line. The...
  • Page 8 Standard mini-plug for DC PLUS Lugs for wire antennas and ground PO Box 3526, Bellevue, WA. 98009 13737 SE 26 St. Bellevue, WA. 98005 Toll Free: 800-259-7331 * Phone: 425-746-6310 * Fax: 425-746-6384 www.sgcworld.com * Email: sgc@sgcworld.com © 2003 SGC Inc.

  • Page 9: M Echanical D Esign

    PO Box 3526, Bellevue, WA. 98009 13737 SE 26 St. Bellevue, WA. 98005 Toll Free: 800-259-7331 * Phone: 425-746-6310 * Fax: 425-746-6384 www.sgcworld.com * Email: sgc@sgcworld.com © 2003 SGC Inc...

  • Page 10: C Onnections To The Mac-200

    3.2 Connections to the MAC-200 PO Box 3526, Bellevue, WA. 98009 13737 SE 26 St. Bellevue, WA. 98005 Toll Free: 800-259-7331 * Phone: 425-746-6310 * Fax: 425-746-6384 www.sgcworld.com * Email: sgc@sgcworld.com © 2003 SGC Inc.
  • Page 11 NOTE: For efficient operation of the MAC-200, apply 12 VDC from the same power supply as the transceiver. PO Box 3526, Bellevue, WA. 98009 13737 SE 26 St. Bellevue, WA. 98005 Toll Free: 800-259-7331 * Phone: 425-746-6310 * Fax: 425-746-6384 www.sgcworld.com * Email: sgc@sgcworld.com © 2003 SGC Inc...
  • Page 12 A standard SO-239 jack is for RF Input from your transceiver. 3.2.3 Chassis Ground PO Box 3526, Bellevue, WA. 98009 13737 SE 26 St. Bellevue, WA. 98005 Toll Free: 800-259-7331 * Phone: 425-746-6310 * Fax: 425-746-6384 www.sgcworld.com * Email: sgc@sgcworld.com © 2003 SGC Inc.
  • Page 13 Cable Three SO-239 connectors are provided for antennas fed with Coaxial cable. SGC recommends that one connector be reserved for a dummy load if possible for testing purposes. From the front panel, these three connections correspond to switches 3, 4, and 5.
  • Page 14 The length of wire within the radio room needs to be kept to a minimum. 3.2.4.3 Balanced Feed Connections PO Box 3526, Bellevue, WA. 98009 13737 SE 26 St. Bellevue, WA. 98005 Toll Free: 800-259-7331 * Phone: 425-746-6310 * Fax: 425-746-6384 www.sgcworld.com * Email: sgc@sgcworld.com © 2003 SGC Inc.
  • Page 15 PO Box 3526, Bellevue, WA. 98009 13737 SE 26 St. Bellevue, WA. 98005 Toll Free: 800-259-7331 * Phone: 425-746-6310 * Fax: 425-746-6384 www.sgcworld.com * Email: sgc@sgcworld.com © 2003 SGC Inc...
  • Page 16 All of these are switch selectable from the front panel. PO Box 3526, Bellevue, WA. 98009 13737 SE 26 St. Bellevue, WA. 98005 Toll Free: 800-259-7331 * Phone: 425-746-6310 * Fax: 425-746-6384 www.sgcworld.com * Email: sgc@sgcworld.com © 2003 SGC Inc.

  • Page 17: A Ntennas And The Mac-200

    SWR on the feed line to an absolute minimum. PO Box 3526, Bellevue, WA. 98009 13737 SE 26 St. Bellevue, WA. 98005 Toll Free: 800-259-7331 * Phone: 425-746-6310 * Fax: 425-746-6384 www.sgcworld.com * Email: sgc@sgcworld.com © 2003 SGC Inc...
  • Page 18 An important distinction is between balanced and unbalanced antennas. Balanced antennas are electrically balanced PO Box 3526, Bellevue, WA. 98009 13737 SE 26 St. Bellevue, WA. 98005 Toll Free: 800-259-7331 * Phone: 425-746-6310 * Fax: 425-746-6384 www.sgcworld.com * Email: sgc@sgcworld.com © 2003 SGC Inc.
  • Page 19 3.3.4 Antennas with Feed Point Tuning Any antenna with a feed point tuner, such as an SGC Smartuner, will work compatibly with the MAC-200. You can either leave the MAC-200 to tune as it needs to or cut out the tuning function by...
  • Page 20 MAC-200 at connectors 3, 4, or 5. PO Box 3526, Bellevue, WA. 98009 13737 SE 26 St. Bellevue, WA. 98005 Toll Free: 800-259-7331 * Phone: 425-746-6310 * Fax: 425-746-6384 www.sgcworld.com * Email: sgc@sgcworld.com © 2003 SGC Inc.
  • Page 21 PO Box 3526, Bellevue, WA. 98009 13737 SE 26 St. Bellevue, WA. 98005 Toll Free: 800-259-7331 * Phone: 425-746-6310 * Fax: 425-746-6384 www.sgcworld.com * Email: sgc@sgcworld.com © 2003 SGC Inc...
  • Page 22 MAC-200 balanced feed line port. PO Box 3526, Bellevue, WA. 98009 13737 SE 26 St. Bellevue, WA. 98005 Toll Free: 800-259-7331 * Phone: 425-746-6310 * Fax: 425-746-6384 www.sgcworld.com * Email: sgc@sgcworld.com © 2003 SGC Inc.
  • Page 23 Minimizing power will also minimize interference caused by this kind of antenna. PO Box 3526, Bellevue, WA. 98009 13737 SE 26 St. Bellevue, WA. 98005 Toll Free: 800-259-7331 * Phone: 425-746-6310 * Fax: 425-746-6384 www.sgcworld.com * Email: sgc@sgcworld.com © 2003 SGC Inc...
  • Page 24 SO-239 connector or equivalent to feed PO Box 3526, Bellevue, WA. 98009 13737 SE 26 St. Bellevue, WA. 98005 Toll Free: 800-259-7331 * Phone: 425-746-6310 * Fax: 425-746-6384 www.sgcworld.com * Email: sgc@sgcworld.com © 2003 SGC Inc.
  • Page 25 The feed wire in this case will be part of the RF radiating system. PO Box 3526, Bellevue, WA. 98009 13737 SE 26 St. Bellevue, WA. 98005 Toll Free: 800-259-7331 * Phone: 425-746-6310 * Fax: 425-746-6384 www.sgcworld.com * Email: sgc@sgcworld.com © 2003 SGC Inc...
  • Page 26 PO Box 3526, Bellevue, WA. 98009 13737 SE 26 St. Bellevue, WA. 98005 Toll Free: 800-259-7331 * Phone: 425-746-6310 * Fax: 425-746-6384 www.sgcworld.com * Email: sgc@sgcworld.com © 2003 SGC Inc.
  • Page 27 PO Box 3526, Bellevue, WA. 98009 13737 SE 26 St. Bellevue, WA. 98005 Toll Free: 800-259-7331 * Phone: 425-746-6310 * Fax: 425-746-6384 www.sgcworld.com * Email: sgc@sgcworld.com © 2003 SGC Inc...

  • Page 28: Po Box 3526, Bellevue, Wa. 98009 13737 Se

    3.3.7 References on Antennas 3.3.7.1 From SGC SGC, HF User’s Guide, available free from http://www.sgcworld.com/ftp/Books/hfguide.pdf SGC, Stealth Antenna Manual, available free from http://www.sgcworld.com/ftp/Books/STEALTHman.pdf 3.3.7.2 Books Carr, Joseph, Practical Antenna Handbook, 3 Edition, McGraw- Hill, New York, 1998. Hale, Bruce, Editor, The ARRL Handbook, ARRL, Newington, Ct., 1988.

  • Page 29: Nstallation

    These publications include: PO Box 3526, Bellevue, WA. 98009 13737 SE 26 St. Bellevue, WA. 98005 Toll Free: 800-259-7331 * Phone: 425-746-6310 * Fax: 425-746-6384 www.sgcworld.com * Email: sgc@sgcworld.com © 2003 SGC Inc...
  • Page 30 Go Mobile at 500 Watts Stealth Antennas Smartuner Antenna Coupler Manuals PO Box 3526, Bellevue, WA. 98009 13737 SE 26 St. Bellevue, WA. 98005 Toll Free: 800-259-7331 * Phone: 425-746-6310 * Fax: 425-746-6384 www.sgcworld.com * Email: sgc@sgcworld.com © 2003 SGC Inc.

  • Page 31: Mac-200 Operation

    ON. The current backlighting settings are stored and will be recovered whenever the MAC-200 is started. PO Box 3526, Bellevue, WA. 98009 13737 SE 26 St. Bellevue, WA. 98005 Toll Free: 800-259-7331 * Phone: 425-746-6310 * Fax: 425-746-6384 www.sgcworld.com * Email: sgc@sgcworld.com © 2003 SGC Inc...
  • Page 32 20W or 200W key during microprocessor reset. PO Box 3526, Bellevue, WA. 98009 13737 SE 26 St. Bellevue, WA. 98005 Toll Free: 800-259-7331 * Phone: 425-746-6310 * Fax: 425-746-6384 www.sgcworld.com * Email: sgc@sgcworld.com © 2003 SGC Inc.
  • Page 33 LED will light above the switch to indicate which range is currently selected. NOTE: SGC does not guarantee 100% calibration of the front panel meters. If an accurate indication of power or SWR is desired, an external meter should be used to develop an instrument calibration table for the front panel meters.

  • Page 34: S Election

    MAC-200 is operated at that frequency. PO Box 3526, Bellevue, WA. 98009 13737 SE 26 St. Bellevue, WA. 98005 Toll Free: 800-259-7331 * Phone: 425-746-6310 * Fax: 425-746-6384 www.sgcworld.com * Email: sgc@sgcworld.com © 2003 SGC Inc.
  • Page 35 PO Box 3526, Bellevue, WA. 98009 13737 SE 26 St. Bellevue, WA. 98005 Toll Free: 800-259-7331 * Phone: 425-746-6310 * Fax: 425-746-6384 www.sgcworld.com * Email: sgc@sgcworld.com © 2003 SGC Inc...
  • Page 36 MANUAL, executing a RESET, and then using the LOCK function to lock the coupler. PO Box 3526, Bellevue, WA. 98009 13737 SE 26 St. Bellevue, WA. 98005 Toll Free: 800-259-7331 * Phone: 425-746-6310 * Fax: 425-746-6384 www.sgcworld.com * Email: sgc@sgcworld.com © 2003 SGC Inc.

  • Page 37: Test

    Before building or using the light-bulb dummy load, remember that these models typically don’t dissipate the transmitter’s output PO Box 3526, Bellevue, WA. 98009 13737 SE 26 St. Bellevue, WA. 98005 Toll Free: 800-259-7331 * Phone: 425-746-6310 * Fax: 425-746-6384 www.sgcworld.com * Email: sgc@sgcworld.com © 2003 SGC Inc...

  • Page 38: Th St. Bellevue, Wa

    (NEVER test with the transmitter set on an emergency frequency, such as 2182 KHz). SGC recommends that you build the light-bulb dummy load with the following parts although we have made one with an old light...

  • Page 39: Radio Test Procedure

    Notice that the light turns on when you talk. PO Box 3526, Bellevue, WA. 98009 13737 SE 26 St. Bellevue, WA. 98005 Toll Free: 800-259-7331 * Phone: 425-746-6310 * Fax: 425-746-6384 www.sgcworld.com * Email: sgc@sgcworld.com © 2003 SGC Inc...
  • Page 40 This test will ensure that the radio and coupler are working properly. PO Box 3526, Bellevue, WA. 98009 13737 SE 26 St. Bellevue, WA. 98005 Toll Free: 800-259-7331 * Phone: 425-746-6310 * Fax: 425-746-6384 www.sgcworld.com * Email: sgc@sgcworld.com © 2003 SGC Inc.

  • Page 41: Theory Of Operation

    L network for a PO Box 3526, Bellevue, WA. 98009 13737 SE 26 St. Bellevue, WA. 98005 Toll Free: 800-259-7331 * Phone: 425-746-6310 * Fax: 425-746-6384 www.sgcworld.com * Email: sgc@sgcworld.com © 2003 SGC Inc...
  • Page 42 A new frequency will cause the coupler to attempt a new match. PO Box 3526, Bellevue, WA. 98009 13737 SE 26 St. Bellevue, WA. 98005 Toll Free: 800-259-7331 * Phone: 425-746-6310 * Fax: 425-746-6384 www.sgcworld.com * Email: sgc@sgcworld.com © 2003 SGC Inc.
  • Page 43 L is possible with the manipulation of these 17 relays. PO Box 3526, Bellevue, WA. 98009 13737 SE 26 St. Bellevue, WA. 98005 Toll Free: 800-259-7331 * Phone: 425-746-6310 * Fax: 425-746-6384 www.sgcworld.com * Email: sgc@sgcworld.com © 2003 SGC Inc...
  • Page 44 5v range, then fed to the processor’s A to D converter port, and used within the micro-controller. PO Box 3526, Bellevue, WA. 98009 13737 SE 26 St. Bellevue, WA. 98005 Toll Free: 800-259-7331 * Phone: 425-746-6310 * Fax: 425-746-6384 www.sgcworld.com * Email: sgc@sgcworld.com © 2003 SGC Inc.
  • Page 45 A to D converter port of the processor. PO Box 3526, Bellevue, WA. 98009 13737 SE 26 St. Bellevue, WA. 98005 Toll Free: 800-259-7331 * Phone: 425-746-6310 * Fax: 425-746-6384 www.sgcworld.com * Email: sgc@sgcworld.com © 2003 SGC Inc...
  • Page 46 A to D converter port and used within the micro controller. PO Box 3526, Bellevue, WA. 98009 13737 SE 26 St. Bellevue, WA. 98005 Toll Free: 800-259-7331 * Phone: 425-746-6310 * Fax: 425-746-6384 www.sgcworld.com * Email: sgc@sgcworld.com © 2003 SGC Inc.
  • Page 47 PO Box 3526, Bellevue, WA. 98009 13737 SE 26 St. Bellevue, WA. 98005 Toll Free: 800-259-7331 * Phone: 425-746-6310 * Fax: 425-746-6384 www.sgcworld.com * Email: sgc@sgcworld.com © 2003 SGC Inc...
  • Page 48 PO Box 3526, Bellevue, WA. 98009 13737 SE 26 St. Bellevue, WA. 98005 Toll Free: 800-259-7331 * Phone: 425-746-6310 * Fax: 425-746-6384 www.sgcworld.com * Email: sgc@sgcworld.com © 2003 SGC Inc.
  • Page 49 PO Box 3526, Bellevue, WA. 98009 13737 SE 26 St. Bellevue, WA. 98005 Toll Free: 800-259-7331 * Phone: 425-746-6310 * Fax: 425-746-6384 www.sgcworld.com * Email: sgc@sgcworld.com © 2003 SGC Inc...
  • Page 50 “sleep” mode awaiting RF power. PO Box 3526, Bellevue, WA. 98009 13737 SE 26 St. Bellevue, WA. 98005 Toll Free: 800-259-7331 * Phone: 425-746-6310 * Fax: 425-746-6384 www.sgcworld.com * Email: sgc@sgcworld.com © 2003 SGC Inc.
  • Page 51 PO Box 3526, Bellevue, WA. 98009 13737 SE 26 St. Bellevue, WA. 98005 Toll Free: 800-259-7331 * Phone: 425-746-6310 * Fax: 425-746-6384 www.sgcworld.com * Email: sgc@sgcworld.com © 2003 SGC Inc...
  • Page 52 The frequency is then saved for future comparison and the CPU reverts back to the STOP mode. PO Box 3526, Bellevue, WA. 98009 13737 SE 26 St. Bellevue, WA. 98005 Toll Free: 800-259-7331 * Phone: 425-746-6310 * Fax: 425-746-6384 www.sgcworld.com * Email: sgc@sgcworld.com © 2003 SGC Inc.
  • Page 53 The program will continue to increment the series inductance in .125 µH steps—each time normalizing PO Box 3526, Bellevue, WA. 98009 13737 SE 26 St. Bellevue, WA. 98005 Toll Free: 800-259-7331 * Phone: 425-746-6310 * Fax: 425-746-6384 www.sgcworld.com * Email: sgc@sgcworld.com © 2003 SGC Inc...
  • Page 54 The frequency is saved for future frequency comparison, and the computer reverts to Stop mode. PO Box 3526, Bellevue, WA. 98009 13737 SE 26 St. Bellevue, WA. 98005 Toll Free: 800-259-7331 * Phone: 425-746-6310 * Fax: 425-746-6384 www.sgcworld.com * Email: sgc@sgcworld.com © 2003 SGC Inc.
  • Page 55 PO Box 3526, Bellevue, WA. 98009 13737 SE 26 St. Bellevue, WA. 98005 Toll Free: 800-259-7331 * Phone: 425-746-6310 * Fax: 425-746-6384 www.sgcworld.com * Email: sgc@sgcworld.com © 2003 SGC Inc...
  • Page 56 PO Box 3526, Bellevue, WA. 98009 13737 SE 26 St. Bellevue, WA. 98005 Toll Free: 800-259-7331 * Phone: 425-746-6310 * Fax: 425-746-6384 www.sgcworld.com * Email: sgc@sgcworld.com © 2003 SGC Inc.
  • Page 57 50 ohms or less. When off, the impedance is greater than 50 ohms. PO Box 3526, Bellevue, WA. 98009 13737 SE 26 St. Bellevue, WA. 98005 Toll Free: 800-259-7331 * Phone: 425-746-6310 * Fax: 425-746-6384 www.sgcworld.com * Email: sgc@sgcworld.com © 2003 SGC Inc...
  • Page 58 As the Smartuner tunes, the BITE status will be continually updated from the CPU. PO Box 3526, Bellevue, WA. 98009 13737 SE 26 St. Bellevue, WA. 98005 Toll Free: 800-259-7331 * Phone: 425-746-6310 * Fax: 425-746-6384 www.sgcworld.com * Email: sgc@sgcworld.com © 2003 SGC Inc.
  • Page 59 5.2 Schematics PO Box 3526, Bellevue, WA. 98009 13737 SE 26 St. Bellevue, WA. 98005 Toll Free: 800-259-7331 * Phone: 425-746-6310 * Fax: 425-746-6384 www.sgcworld.com * Email: sgc@sgcworld.com © 2003 SGC Inc...
  • Page 60 PO Box 3526, Bellevue, WA. 98009 13737 SE 26 St. Bellevue, WA. 98005 Toll Free: 800-259-7331 * Phone: 425-746-6310 * Fax: 425-746-6384 www.sgcworld.com * Email: sgc@sgcworld.com © 2003 SGC Inc.
  • Page 61 PO Box 3526, Bellevue, WA. 98009 13737 SE 26 St. Bellevue, WA. 98005 Toll Free: 800-259-7331 * Phone: 425-746-6310 * Fax: 425-746-6384 www.sgcworld.com * Email: sgc@sgcworld.com © 2003 SGC Inc...
  • Page 62 PO Box 3526, Bellevue, WA. 98009 13737 SE 26 St. Bellevue, WA. 98005 Toll Free: 800-259-7331 * Phone: 425-746-6310 * Fax: 425-746-6384 www.sgcworld.com * Email: sgc@sgcworld.com © 2003 SGC Inc.
  • Page 63 PO Box 3526, Bellevue, WA. 98009 13737 SE 26 St. Bellevue, WA. 98005 Toll Free: 800-259-7331 * Phone: 425-746-6310 * Fax: 425-746-6384 www.sgcworld.com * Email: sgc@sgcworld.com © 2003 SGC Inc...
  • Page 64 PO Box 3526, Bellevue, WA. 98009 13737 SE 26 St. Bellevue, WA. 98005 Toll Free: 800-259-7331 * Phone: 425-746-6310 * Fax: 425-746-6384 www.sgcworld.com * Email: sgc@sgcworld.com © 2003 SGC Inc.

  • Page 65: C Omponent L Ocation

    5.3 Component Location PO Box 3526, Bellevue, WA. 98009 13737 SE 26 St. Bellevue, WA. 98005 Toll Free: 800-259-7331 * Phone: 425-746-6310 * Fax: 425-746-6384 www.sgcworld.com * Email: sgc@sgcworld.com © 2003 SGC Inc...
  • Page 66 PO Box 3526, Bellevue, WA. 98009 13737 SE 26 St. Bellevue, WA. 98005 Toll Free: 800-259-7331 * Phone: 425-746-6310 * Fax: 425-746-6384 www.sgcworld.com * Email: sgc@sgcworld.com © 2003 SGC Inc.
  • Page 67 PO Box 3526, Bellevue, WA. 98009 13737 SE 26 St. Bellevue, WA. 98005 Toll Free: 800-259-7331 * Phone: 425-746-6310 * Fax: 425-746-6384 www.sgcworld.com * Email: sgc@sgcworld.com © 2003 SGC Inc...
  • Page 68 This license shall be limited to using the software for contemplated operation of SGC’s product. This license does not permit any end user to a) modify or adapt SGC’s software or to merge it into another program b) reverse engineer, disassemble, or otherwise attempt to discover SGC’s software source code or c) sub license or otherwise transfer SGC’s software for any use other than operating the product...
  • Page 69 Transmitter power Adjustable from 0-20W PEP All the Power you’ll need for base, backpack or business travel © 2003 SGC Inc. PO Box 3526, Bellevue, WA. 98009 * 13737 SE 26 St. Bellevue, WA. 98005 Toll Free: 800-259-7331 * Phone: 425-746-6310 * Fax: 425-746-6384 www.sgcworld.com...

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