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View Full Version : Debugging Your Build

  1. 5e3 hum problem
  2. 5e3 low freq. hum
  3. 5e3x2 Hum - - - get this one!
  4. Cracklin' Tweed
  5. Short in power section
  6. 5F2A With Neg Feedback Mod - Noisy!!
  7. 5F2A To Fixed Bias
  8. Latest home build :(
  9. Strange presence
  10. 18W volume problem
  11. 5E7 Volume doesn't shut all the way off!
  12. Hum/buzz
  13. Smokin' Joe II oscillation
  14. What's the most common cause of parasitic oscillation?
  15. Parasitic Oscillation in an otherwise fine amplifier...
  16. First Build disaster stories?
  17. Hum caused by OT?
  18. Champ woes - very low output
  19. Arcing in Rectifier then blown fuse?
  20. 5f2-a build High pitch squeal
  21. New 5F6-A Build Problem #1
  22. Sopht Amp (Low Voltage Amp) with a HUM!
  23. First build being strange
  24. Egnater amp build seminar Feb'07
  25. 5E3 Noise
  26. trash picked tube record player question
  27. Bad hum - multi-section caps?
  28. Bias-Vary Trem won't wiggle....
  29. 5F6A troubleshooting intermittent oscillation
  30. Too high B+ in 5F6A Weber Kit with M-M Iron
  31. weber java issues...please help
  32. AF Osillations (~3kHZ)
  33. Need Help in Phoenix?
  34. Loss of signal after turning up the volume
  35. El84 blue glow inside tube !
  36. help debubbing valve junior rebuild
  37. Twin Reverb build cuts out when Volume all the way up
  38. Vox AC30 wild buzzing
  39. no volume on weber 5e3
  40. high power supply voltage
  41. Pots are operating in reverse (backwards)
  42. Power Tranny Grounding Question...Orange wire
  43. Peavey Classic 30 Bassman Mod RF noise
  44. Sound Gets "Spitty" With Master on 10
  45. Excessive Hum
  46. Screen Supply Voltage.
  47. tone stack caps (what type should I use?)
  48. input jacks
  49. Tremelo problem
  50. Out board power amp
  51. Home- made showman
  52. really wierd voltages...need help
  53. SVT transformer dims request
  54. Champ kit: arcing problem
  55. 'BF Princeton' weird voltage- help!
  56. Crackling problem in 5E8A
  57. Preamp coupling problems?
  58. Review of Problem
  59. 5F2-A odd rectified voltage Q
  60. Tweed Princeton 5F2-A build. debug
  61. princeton reverb high frequency squeal
  62. Chopstick Diagnostics.......
  63. Spitfire noice problem
  64. Home brew troubles
  65. new champ build aa764
  66. Homebrew 5F6-A, lots of gain
  67. crap components
  68. Bias problem!
  69. 5F1 build problem
  70. Heavy Oscillation problem...I think!
  71. Dynamic Speaker to Permanent Speaker
  72. Debugging 120Hz hum - power supply design flaw?
  73. "Ringing" oscillation in Hot Rod Tweed
  74. AB763 PT Question
  75. 5F2-a problem
  76. trouble getting high DC after rectification
  77. what probelm about this hard wiring amps
  78. Problem with presence and resonance
  79. I need help with new 5f11 build--little volume
  80. I've got heater current, sort of, but the tubes won't light
  81. Powering up my amp
  82. Dumping excess Gain
  83. Low tremolo output
  84. Squealing 5F2-A
  85. Treble and Bass pots not right. New build
  86. Hombrew 5E3 Hum Problem
  87. problems with my amp...
  88. ~450V AC across screen filter caps
  89. Confusing problem here...
  90. Test tone gets through with volume at zero
  91. 5C5 build hum and fried dropping resistor
  92. Help Troubleshooting Reverb Buzz
  93. amp pop sound heard when turning tremolo off
  94. "New" bias problem!
  95. Muddy sound... preamp caps?
  96. Overdrive vs plate voltage
  97. Satriani-style amp...
  98. couple DYI 5f1 clone questions
  99. New 5G9 build blew a fuse
  100. another hum problem..please help
  101. Two Stroke Boost Switch Question
  102. 5f6a loud pop switching on
  103. Understanding scope traces
  104. Stuck at power section
  105. parasitic oscillation ... now what?
  106. Farting distortion!
  107. 5G9 Build - scratchy trem after changing V1
  108. 5f1 Voltage Chart
  109. 18 mini plexi pwr supply ripple/hum
  110. trouble with EF806 channel...new build
  111. Gainy multi-pentode amp acting bad
  112. Voltage problem in new build