Amateur Radio Amplifiers

Everything about setting up, operating, and maintaining amateur linear amplifiers

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  1. AG6K
    Locked

    3-500Z Damage from VHF Parasitic Oscillation

    AG6K , Dec 29, 2011
    Replies:
    2
    Views:
    967
    AE1PT
    Dec 29, 2011
  2. AF6LJ
    Locked

    3-500Z Filament To Grid Shorts, The Other Cause

    AF6LJ , Jan 22, 2012 ... 10 11 12
    Replies:
    118
    Views:
    17,696
    AG6K
    Feb 29, 2012
  3. N4FMG
    Locked

    3-500z filament voltage Too high

    N4FMG , Feb 27, 2012 ... 10 11 12
    Replies:
    112
    Views:
    11,837
    AG6K
    Mar 15, 2012
  4. K6BSU

    3-500Z gassing?

    K6BSU , Feb 3, 2018 ... 2
    Replies:
    19
    Views:
    1,967
    K6BSU
    Mar 15, 2018
  5. KD8AZC
    Locked

    3-500z Getter Question

    KD8AZC , Nov 18, 2014 ... 2
    Replies:
    18
    Views:
    2,409
    AF6LJ
    Nov 22, 2014
  6. DB2MJ

    3-500Z heater voltage

    DB2MJ , Oct 13, 2016
    Replies:
    9
    Views:
    849
    KM1H
    Oct 16, 2016
  7. KM6CND

    3-500Z Home Brew problem almost solved and I need ideas.

    KM6CND , Jul 21, 2018 ... 8 9 10
    Replies:
    93
    Views:
    4,042
    KD2ACO
    Aug 14, 2018
  8. KA2KDZ
    Locked

    3-500z info

    KA2KDZ , Feb 20, 2012
    Replies:
    8
    Views:
    2,397
    GM3SEK
    Feb 24, 2012
  9. W8ZNX

    3-500z pay the price, take your chance ?

    W8ZNX , Sep 29, 2015 ... 2
    Replies:
    16
    Views:
    1,976
    REASTON
    Oct 12, 2015
  10. K4ATR

    3-500z shorted after shut down

    K4ATR , Jan 18, 2018 ... 2
    Replies:
    14
    Views:
    1,359
    K4ATR
    Jan 25, 2018
  11. W4EKY
    Locked

    3-500z to GS-35B conversion

    W4EKY , Jun 4, 2014
    Replies:
    6
    Views:
    1,705
    W0AAT
    Jun 6, 2014
  12. KA5ROW
    Locked

    3-500z to the GI-46B Conversion

    KA5ROW , Nov 28, 2011
    Replies:
    0
    Views:
    1,509
    KA5ROW
    Nov 28, 2011
  13. N5FUN

    3-500z tube factory grid cap

    N5FUN , Mar 30, 2016 ... 2
    Replies:
    11
    Views:
    1,244
    N5FUN
    Apr 5, 2016
  14. K9FON
    Locked

    3-500z tubes

    K9FON , Mar 1, 2015 ... 2
    Replies:
    11
    Views:
    1,647
    KH2G
    Mar 7, 2015
  15. K9FON
    Locked

    3-500Z tubes and age.

    K9FON , Oct 19, 2012 ... 2
    Replies:
    15
    Views:
    4,486
    W1BR
    Oct 30, 2012
Showing threads 91 to 105 of 3,303

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