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Parallax USB Oscilloscope -- Now Shipping! -- This portable two-channel digital storage oscilloscope is a handy and affordable tool for both hobbyist and student!

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Building Equipment

ARRL Technical Information Service page · TIS Menu page

Additional information on this subject and related topics can be found in back issues of QST and the following:

The ARRL has an extensive catalog of books and materials related to Amateur Radio.

Articles

 

Note: Some of the following articles are in Adobe Portable Document Format (PDF) files. To view and print these files, you'll need a copy of Adobe's Acrobat Reader program. (Version 3.0 or later required). More information here.

Members Only

 

  • A High-Performance Homebrew Transceiver: Part 1 (578,391 bytes, PDF file)
    QEX Mar/Apr 1999, pp. 16-24
    Here is a general description of a transceiver built without regard to size or complexity--the only goal is optimum performance for DX and contests.
  • A High-Performance Homebrew Transceiver: Part 2 (666,083 bytes, PDF file)
    QEX Sep/Oct 1999, pp. 3-8
    The IF board--IF amp, AGC, noise blanker and RF speech clipper.
  • A High-Performance Homebrew Transceiver: Part 3 (933,045 bytes, PDF file)
    QEX Nov/Dec 1999, pp. 41-50
    Mixing, premixing, dual receiving, IF shift and CW offset.
    Feedback: QEX Jul/Aug 2000, p. 59 (incl above)
    Feedback: QEX Nov/Dec 2000, p. 60 (incl above)
  • A High-Performance Homebrew Transceiver: Part 4 (732,439 bytes, PDF file)
    QEX Jan/Feb 2000, pp. 47-56
    The AF board
  • A High-Performance Homebrew Transceiver: Part 5 (1,127,327 bytes, PDF file)
    QEX Mar/Apr 2000, pp. 23-37
    Logic control board, PTOs, frequency counter, power supply.

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  • High Sensitivity Crystal Set by Bob Culter, N7FKI (477,600 bytes PDF file)  QST January 2007, pp 31-33
  • A Simple Regen Radio for Beginners
    QST September 2000, pp 61-64
    A good project for the beginner, a school science project and Scout Radio Merit Badge. The author after receiving correspondence has additional information he has graciously provided Notes. Authors Web page.
  • How to Tune In A Regenerative Receiver
  • High Performance Regenerative Receiver Design
    QEX November 1998, pp. 24-36
    A discussion about regenerative receiver design and construction. Warning--the AD745JN has been replaced by the AD745KR which has a different pinout. Fortunately, many single 8 pin DIP op amps, such as the NE5534, can be substituted with no changes to the circuit.
  • A Regenerative Receiver for Beginners (1,088,382 bytes, PDF file)
    ARRL Handbook 1995, pp. 17.68-17.72
    A modern version of the classic regenerative receiver.
  • The WBR Receiver Members Only
    QST August 2001, pp. 34-37
    Build a simple receiver between the regenerative and the direct-conversion receivers.
    Feedback: QST September 2001, p. 105 (Included in above article)

     

  • A Broadband HF Amplifier Using Low-Cost Power MOSFETs--Part 1 (289,425 bytes, PDF file) Members Only
    QST March 1999, pp. 40-43
    So you finished building your K-2 or K-1. Now what? One watt will get you 40 with this 160- to 10-meter amplifier.
    Note: Kits, as indicated in Note #9, are no longer available from Mouser. PCBoard template: kossor.pdf
  • A Broadband HF Amplifier Using Low-Cost Power MOSFETs--Part 2 (316,314 bytes, PDF file) Members Only
    QST April 1999, pp. 43-46
  • A Binaural I-Q Receiver (445,723 bytes, PDF file) Members Only
    QST March 1999, pp. 44-48
    A receiver replaces the narrow filters and interference-fighting hardware and software of a conventional radio with a wide-open binaural I-Q detector. Picture listening to a chunk of the band in stereo with the signal you want smack in the middle.
  • An HF 50-W Linear Amplifier (58,019 bytes, PDF file) Members Only
    ARRL Handbook 1995, pp. 17.93-17.97
    If your QRP transmitter runs 1 to 2 watts, and you would like a little more power. Build this amplifier using a Motorola MRF477. Template available
  • A High Performance Communications Receiver (947,130 bytes, PDF file) Members Only
    ARRL Handbook 1990, pp. 30-8 to 30-15
    A 5-band, ssb receiver construction project.
  • The Principles and Building of SSB Gear -- Part 1 (386,994 bytes, PDF file) Members Only
    QST September 1985, pp. 17-19
    This intermediate-level series is aimed at those who want to build a small SSB transmitter and learn how SSB equipment operates. A practical project is described throughout the series.
    Feedback QST November 1985, p. 43 (included in above PDF file)
  • The Principles and Building of SSB Gear -- Part 2 (300,784 bytes, PDF file) Members Only
    QST October 1985, pp. 27-30
    We'll examine the speech amplifier, balanced modulator, filter, IF amplifier and carrier generator of an SSB generator.
    Feedback QST March 1986, p. 46 (included in above PDF file)
  • The Principles and Building of SSB Gear -- Part 3 (381,843 bytes, PDF file) Members Only
    QST November 1985, pp. 16-19, 43
    This installment treats the SSB-generator mixer and subsequent low-level, class-A amplifier stages.
  • The Principles and Building of SSB Gear -- Part 4 (336,584 bytes, PDF file) Members Only
    QST December 1985, pp. 37-40
    Let's discuss VFOs and examine a practical circuit for use with our SSB transmitter. Emphasis is on stability and purity of the VFO signal.
  • The Principles and Building of SSB Gear -- Part 5 (355,979 bytes, PDF file) Members Only
    QST January 1986, pp. 29-32
    Man does not live by milliwatts alone! So let's learn how to increase our SSB exciter output power through linear amplification.  
  • A Multimode Phasing Exciter For 1 to 500 MHz (1,205,616 bytes, PDF file)
    QST April 1993, pp. 27-31
    A simple transmitter that generates SSB, CW and more. (a mate to High-Performance, Single-Signal Direct-Conversion Receivers )
  • Improved Dynamic-Range Testing (982,053 bytes, PDF file)
    QEX July/August 2002, pp. 46-52

    Dynamic range is an important measure of transceiver performance. Learn to avoid the pitfalls of measuring it and reap a reward in accuracy.

    Note:

    Contact information for suppliers mentioned in the above articles should first be confirmed using TIS Address Database Search.

    Web Links

     

    Bibliography (Members Only)

    ARRL Periodicals Index Search - This database contains the QST index from 1915 to the present and the QEX index from 1981 to the present. For QST issues from 1970 to the present, and some selected articles back to 1922 (when construction articles featuring tubes began in earnest), identifying keywords have been added to the technical articles. By entering keywords (ANTENNA) or combinations of keywords (CONSTRUCTION ANTENNA VERTICAL HF) into the Title words: field, you may create dynamic bibliographies.
    Technical article KEYWORD list. Hints for more successful searching

    Suggested keywords for more articles like the ones on this page are CONSTRUCTION HOMEBREW

     

    Article Reprints:

     

    You can get a photocopy of any ARRL published article for $3 ($5 for nonmembers) for each article requested. Contact the ARRL Technical Department (reprints@arrl.org ), 1-860-594-0390) if you wish to get photocopies.

     

    This information was prepared as a membership service by the American Radio Relay League, Inc., Technical Information Service, 225 Main St., Newington, CT 06111 (860) 594-0214. Email: tis@arrl.org (Internet). ARRL HQ is glad to provide this information on the Web free of charge as a service to League members and affiliated clubs.

    If you have any questions concerning the reproduction or distribution of this material, please contact:

     


    • Page last modified: 02:34 PM, 25 Sep 2007 ET
    Page author: tis@arrl.org
    Copyright © 2007, American Radio Relay League, Inc. All Rights Reserved.