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  1. AMP1 built by Yeo
  2. Amp 1 board Picture
  3. Price reduction
  4. power supply requirements?
  5. AMP1 HF Sound.
  6. Bridging AMP1
  7. on the run!
  8. Power supply for AMP1?
  9. Is C7 the gost SMD capacitors C3 ?
  10. Performance measurements made on AMP1
  11. How about 16 ohm load?
  12. Things not included
  13. hooking it all together
  14. Does AMP-1 need a preamp?
  15. Coils / Inductors: are air type OK ?
  16. Diode orientation
  17. AMP1B completed...
  18. PSU parts
  19. Power for AMP 1
  20. A few "random" questions
  21. power supply
  22. Using 160 VA Transformers
  23. How to test board
  24. Potentiometer
  25. Height of AMP 1 board
  26. Heatsink isolation
  27. amp not working
  28. Comparison of sound quality
  29. AMP1-B does not work
  30. Dropping voltage to 31 V
  31. Possible stupid question regarding power to Amp
  32. For Sale : 2 x 22V, 120VA, 230V transformers
  33. Question on AMP 1B
  34. What to look at when debugging Amp1-B
  35. Help please...can't trim output voltage
  36. Troubleshooting AMP1
  37. transformers for amp1
  38. AMP-1B power-down noise.
  39. Putting regulators in parallel
  40. Running Amp1 from SLA's
  41. AMP1B/PGA2310 project: Completed!
  42. Amplifier boards based on the Tripath TA2022 chips
  43. Bridged mode
  44. A big error
  45. Completed - at last
  46. AMP1-B completed, but.............
  47. some comparitive test results
  48. Volume control vs DC protection
  49. A mistake I will shurely regret
  50. Amp1 - Completed ...Working now
  51. Gain with a potentiometer
  52. AMP1-B based amplifier - project finished
  53. How to make the gain equal?
  54. 5 V section of Amp1 PSU
  55. Amp-1B mute circuit.
  56. Eliminating the 'pop'
  57. To ground, or not to ground........
  58. amp 1b - input and output caps
  59. Bridge mode picture
  60. Amp-1B completed--very good.
  61. I don't understand.....
  62. Faint whistling sound
  63. Worked first time !
  64. 36V rechargeable battery appropriate for Amp1?
  65. Temporary higher voltage on the +5v line
  66. Current Limiting
  67. 6 channel amp
  68. soldering TA2022
  69. 5 V Supply Fuse Blowing
  70. current ratings for Amp1
  71. Avoid whistling sound
  72. Starting my design
  73. Supplying power
  74. supply voltage
  75. Blown TA2022
  76. Wrong resistor in bag # 9 203 instead of 204
  77. trying to understand spl and bass response
  78. ( - ) rail blowing fuse
  79. are toroids directional?
  80. Two toroidal xformers in series
  81. My dedicated AMP1/B Power Supply.
  82. Problem using LM317 +LM431 for regulated 5v
  83. AMP1-B won't unmute
  84. Any suggestion for exotic 5V regulator?
  85. Well, it was nice while it lasted....
  86. chip maybe broken
  87. noise
  88. my amp1-B
  89. What's a good terminal block to use?
  90. two amps, two issues
  91. Stepped Attenuator (23 steps) 10K impedance
  92. Current draw?
  93. 2.6volts on both outputs
  94. Tripath to discontinue TA2022?
  95. amp shuts off at low power and low frequency?
  96. Can't see the markings.....
  97. Oops there wen the cap... now what?
  98. It worked and now it doesnt...
  99. one channel stalled on 2.7v
  100. Is "Tri-Mode" possible with an AMP1B?
  101. amp1b psu
  102. AMP1-B Supply Voltage / HMUTE Problems
  103. Building compact amp with SMPS
  104. Newbie transformer question
  105. Clarion APX480M 640W 4/3/2-Channel Power Amplifier
  106. Amp1 on an SLA
  107. Pcb & Schems....
  108. AMP1 for subwoofer
  109. VN10 Discussion
  110. amp1 diodes
  111. dimensions...
  112. Questions
  113. strange input problem
  114. Support disappeared!
  115. PSU for Bridged mode
  116. AMP1B relay circuit not working
  117. Mundorf PIO Caps
  118. Volume Control
  119. AMP1 vs AMP5 vs AMP10
  120. Contact us section problem
  121. voltage generation
  122. relay circuit
  123. Can AMP1 be battery powered?
  124. how to refresh support account?
  125. Missing resistors and led..
  126. Modifying Dayton APA150
  127. Slow response time from 41 Hz
  128. VN10 voltage is same as V-
  129. Amp 1 or 4?
  130. Troubleshooting?
  131. R56
  132. what else would i need....
  133. Missing L4 for Amp1B?
  134. new issues - but slowly progressing
  135. Amp 1 resistors
  136. Amp1B to PS1 connection
  137. AMP1 and 12V supply voltage
  138. AMP1 Dead - very strange
  139. Amp1B first power up -No smoke but no sound either
  140. New to this, few questions
  141. OPEN LETTER TO THE 41 HZ MANAGEMENT
  142. blown pin 12
  143. Amp 1-B for sale
  144. AMP1-B BOM help
  145. AMP1-B & PS317-P
  146. AMP1-B as module extra into an integrated ampl
  147. Dual trafo on AMP1B
  148. Built it eventually.........
  149. Internal wiring? Signal cables..
  150. assembly instructions and BOM
  151. SMPS for Amp 1B
  152. Problem with amp1
  153. Burned up resistors? Too much no-load voltage?
  154. PRE1 and AMP1-B - Progressing.. Slowly..
  155. AMP1 - Bottom Component Layout diagram
  156. Psu Transformer question
  157. AMP1 KIT - 2,7V on both channel!
  158. Amp1 5V
  159. surface mount things
  160. Amp 1 bridging
  161. Debugging Amp1 - Does not wake up
  162. Good preamp for AMP1
  163. Amp1B PCB Size
  164. Amp 1b Power Supply
  165. SMD type
  166. (almost) Finished Amp1
  167. R49 & 53 on the AMP1-B....anyine know where they are on the board?
  168. AMP1-B testing, one rail doesn't draw current.
  169. TA2022 and R57 exploded ..what happened?
  170. 41Hz Amp1B build (and problems)...
  171. Microphoning of AMP1-B
  172. New member: Scott
  173. AMP1-B as transconductance amplifier - help needed!
  174. Using only one channel of amp 1
  175. Sticky mute on AMP1, tracked to power supply voltage
  176. TA2022 common - LR channels output
  177. 5V to high current
  178. Replacement output filter inductor core
  179. pspice model of TA2022
  180. Amp-1 5v rail draws too much current