Radio W4KAZ

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Band Pass Filters – The Series

By w4kaz, created on 2000.07.05 at 08:46:12 | last changed on 2019.09.18 at 08:36:26 |

  1. Band Pass Filter Fever – The Tangled Web – Part 1

  2. Band Pass Filter Fever – Untangling The Web – Part 2

  3. Band Pass Filter Fever – The Guinea Pigs – Part 3

  4. Band Pass Filter Fever – The Kludgy Switch Box – Part 4

  5. Band Pass Filter Fever – Guess-timating the Filter Efficacy – Part 5

  6. Band Pass Filter Fever – The Guess-timated Scale and Actual Guess-timated Measurements – Part 6

  7. NEW, 20190921 Retroactive Filter Tuning with NanoVNA

Photos of the filters as constructed by W4KAZ, based on NVARC and K4VX designs

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last changed on 2019.09.18 at 08:36:26 | Category: Contesting, Homebrew, How To, Series/Collections, Shack Project | Leave a comment

Home Brew Projects

By w4kaz, created on 2000.07.03 at 09:49:20 | last changed on 2009.04.11 at 10:12:27 |

!! In Progress !!

Have some fun putting your probably not so idle hands to work.

  • CATV F11

  • K2 heat sink/fan project

  • Seven position remote antenna switch

  • Two position remote antenna switch

  • W4KAZ SO2R box home brew

  • W4KAZ Band decoder

  • K9AY box

  • RX antenna 160m/80m band splitter

These projects are either in use or have been actively used.

last changed on 2009.04.11 at 10:12:27 | Category: Homebrew, Lessons Learned, Shack Project | Leave a comment

Engineer The Possible – SO2R Series

By w4kaz, created on 2000.04.05 at 14:17:51 | last changed on 2011.02.16 at 10:03:24 |

A collection of SO2R station stuff.

  1. Engineer The Possible [SO2R notes Part 1]

  2. W4KAZ SO2R Collection – Engineer the Possible – [SO2R notes Part 2]

  3. W4KAZ Homebrew SO2R Box(with schematics) -Engineer The Possible – [SO2R notes Part 3]

  4. Related: Bandpass Filter Fever, Series on Bandpass Filters

  5. W4KAZ: Notes On SSB RFI In HomeBrew SO2R Box

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last changed on 2011.02.16 at 10:03:24 | Category: Homebrew, How To, Lessons Learned, Series/Collections, Shack Project | Leave a comment
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