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  1. Basics of AMP9
  2. Picture of prototype
  3. TAA4100A Audio Quality?
  4. Jumper Settings with AMP9
  5. Unmute not possible
  6. good way of 12 to 24v?
  7. AMP9 mods
  8. two channel bridged
  9. Building the AMP9
  10. psu sensitivity?
  11. Recommendation for output connectors
  12. 12V for testing purposes
  13. PSU advice
  14. Charge pump not working?
  15. Odd problems with operation
  16. SMPS 24V from 12V x2 in series
  17. No mention of caps C111, C112, C121 etc ??
  18. D99 Rectifier not needed for battery operation?
  19. Paralleling AMP9
  20. Needed componenets in addition to the kit
  21. skynet smps use
  22. Current draw Amp 9 / Battery Use?
  23. Changing Gain? Efficiency Rating?
  24. Pin layout J10?
  25. U3, R12, R13... for what?
  26. Overheating AMP9
  27. Amp 9 - Works, but I need some advice
  28. PS for AMP9
  29. Getting only 1.2 at pin 13
  30. Results of using thicker wire on toroid
  31. Polypropylene caps for amp9?
  32. Engine noise through amp9
  33. turn 12V amp into 24V
  34. Amp9 in the car... incredible.
  35. Amp9 with 4 and 8 ohm loads?
  36. AMP9 in BIAMP
  37. PSU
  38. wrong content in kit?
  39. AMP9 on SMPS PSU?
  40. new R13 appeared on PCB
  41. Tranny for AMP9
  42. Alternative Capacitor Placement
  43. Ug, now it just chirps.
  44. AMP9 at 12V with 24V caps?
  45. AMP9 headers and terminals?
  46. AMP9 gain
  47. Blown TAA4100A AMP9
  48. amp9 noise
  49. Can I use smaller 12V caps in a car?
  50. AMP9 to AMP9 to speaker?
  51. 41hz41
  52. Volume Control
  53. Glue
  54. Instructions
  55. AMP 9 silent
  56. 3 channel mode
  57. too beefy trafo problems...
  58. What do I put these?
  59. Where do I put these?
  60. Which side on board
  61. Where do I start?
  62. 8 Ohm crossovers with Amp 9?
  63. Power requirements
  64. Fun with Inductors
  65. AMP9 not working
  66. Car Use -- "best practices"? + a few questions
  67. AMP 20?
  68. Amp9 not working - Please help!
  69. blown channels
  70. replacing the chip
  71. typical 12v outputs
  72. AMP9 at 12V with 8 ohm speakers
  73. 3 speakers on 4-channel amp?
  74. Which heatsink for AMP9?
  75. Space Saving Mods...Is this okay?
  76. It Works! But How Can I Stop Turn on Thump?
  77. Amp9 PSU
  78. AMP9 not starting. No load current exceeds 2A@12V
  79. AMP9 newbie transformer question
  80. construction of AMP9: resistance ??
  81. How much DC offset is acceptible?
  82. dimensions
  83. U2
  84. Hot chips!
  85. Newbie troubleshooting advice
  86. Amp9 input sensitivity?
  87. 24 V / 2 ohm?
  88. Paralelled channels
  89. 24V kit, low profile?
  90. no sound out of amp 9 but then....
  91. Toroid replacement
  92. J10
  93. best caps for a good sound ?
  94. parallel AMP9
  95. Edited: No output from Amp9
  96. fm tuner goes static when I turn on amp9
  97. vsc
  98. Max voltage of the AMP9?
  99. is this power supply suitable?
  100. bridged AMP9 is possible ?
  101. Damaged chip?
  102. General assembly questions
  103. Transformer size?
  104. TA4100A issues
  105. Showcase of a tiny AMP9-B
  106. AMP9-PS - very hot chip!
  107. AMP9 BASIC IS OUT!!! YEEEEEEEEE!!!
  108. No sound and chip heats up quick
  109. Build Question and 3.3uF 50v caps?
  110. 400kg festival boomblaster
  111. new AMP9-B
  112. AMP9-basic blew at 24V?
  113. Height of amp9 basic
  114. Power Supply for AMP9B
  115. Was working, not anymore (with voltage readings)
  116. how to check check fault status on amp9 kit
  117. AM mode: beginners question
  118. Amp9 with Lithium Poly Battery - Issues
  119. Balanced mode
  120. Very inexpensive 24V SMPS (150W)!
  121. no sound
  122. Anyone with experience paralleling Amp9 outputs?
  123. PLLXO & input impedance
  124. Is my AMP9 dead ?
  125. Couple Amp9B Questions
  126. Amp 9 current draw and driving question
  127. Amp9B overload LED
  128. AMP9-BASIC for mid-highs PA use
  129. Power in 8 ohms?
  130. Parallelled outputs or not?
  131. Will AMP9 handle this subs with this head unit?
  132. AMP9-B SMPS
  133. Mechanical Drawings
  134. Incar Amp9 Basic, 24 volt booster
  135. AMP-9 Basic for components?
  136. car amplifier
  137. DAC to Amp9
  138. Can you help me with this?
  139. Implemented: Using AM/T-class mode in AMP9-BASIC
  140. 100K pot not to high ?
  141. Amp9 Basic Questions
  142. 1 channel isnt producing sound
  143. Need assembly instructions!
  144. high offset with schottkys
  145. Diode soldering tutorial
  146. Removing capacitors, what will happen?
  147. Channel 4 produces little or no sound.
  148. I need a good picture of an amp9 basic
  149. Input voltage on Amp9 Basic
  150. quick question on measuring DC offset
  151. Stereo signal to front/rear. Volume control?
  152. AMP9 Basic feedback
  153. interference
  154. Killed my IC! where to find a new one?!
  155. Enclosures for car
  156. Amp9 basic rev 1.11?
  157. paralleling channels for electrostatics
  158. Power?
  159. How to wire up system with AMP9Basic
  160. different parts and optional components?
  161. Setting up AMP9B for car use
  162. sleep and mute?
  163. Few questions about amp9
  164. omg omg omg! Did I kill my chip?
  165. Amp9 as a subwoofer amp in studio
  166. soldering wires to J10 breaks amp?
  167. Amp selection
  168. IS this OK for AMP9-B Power Supply?
  169. New builder
  170. Amp9b sound quality question
  171. Trouble shooting new Amp 9 Basic
  172. Amp9B V. Panasonic XRs
  173. amp9basic questions
  174. AI Suggestion for the 41hz team
  175. Grounding with using stereo input jacks
  176. random (or periodic) pops on Amp9 18V
  177. shorting amp9B
  178. Interlock your terminal blocks!!!!!!
  179. Are any pre-assembled units available?
  180. AMP9-b enough to drive my dipoles?
  181. Lowering noise floor on amp9b?
  182. Car Head Unit Hack
  183. Finished my 8 channel HTPC amp
  184. new amp9 is popping
  185. New Amp 9 Success!
  186. Amp9-Basic Complete. Sorta.. (Troubleshooting)
  187. AMP9 heating problem when paralleled
  188. Question about the J1 J2 J3 on AMP9b
  189. 6 channel car amp (work in progress)
  190. RF and EMI problem with amp9
  191. Help needed for 2.1 project b3n and peerless
  192. Help needed with new amp9b
  193. Smokeing AMP9-BASIC?
  194. Connecting stereo input to amp(s 4 inputs
  195. AMP9 as a part of a power supply??
  196. Newb PS?
  197. Using three channels of amp9B
  198. AMP9 digital turn off/on
  199. very abnormal dc offsets (AMP9B)
  200. 2.45 V dc on inputs
  201. Bridging the amp9?
  202. reducing voltage slightly
  203. Using a DC-DC step up transformer with Amp 9?
  204. Amp9 Basic, Power On with transistor relais?
  205. AMP9 Assembly
  206. 2 channel and 4 channel operation
  207. AMP9-BASIC: AM Mode?
  208. Is this SMPS suitable for open baffles with amp9b?
  209. Boards 1.1 / 1.11 ???
  210. AMP 9 as a car amp?
  211. AMP9 LP finished
  212. lost 2 parts for amp 9B
  213. Status LED (Updated topic)
  214. Some amp 9 questions.
  215. general questions
  216. Can I dispense with input caps?
  217. AMP9 LP blew C12 cap???
  218. Only noise from new AMP
  219. Need assembly instructions and schematic
  220. amp9 basic + Li-Ion
  221. amp9 car amp
  222. No response?
  223. AMP9-Basic Speaker Setup
  224. AMP9 not working :(
  225. Help! Haven't received amplifiers
  226. voltage too low = mute?
  227. Amp9-Basic problem
  228. Ground loop isolation
  229. There is music...but high DC offset >.<
  230. amp9basic power supply
  231. Amp9 Basic Schematic and BOM
  232. Smoking speakers high DC offset
  233. How to connect two spekares and a single woofer
  234. AMP9-Basic broken?
  235. Want to use AMP9 in home
  236. Car amp instructions
  237. AMP9 HOT!
  238. what are the audio specs of AMP9?
  239. dummy load value (follow-up q)
  240. Amp9 power supply, AC transformer specs?
  241. AMP9 as a portable instrument amp?
  242. amp9 idle current draw
  243. Matching amp and speakers to get maximum output
  244. FritsK's AMP9-BASIC questions
  245. Do 4Ch Inputs = 4Ch Ouptus [BASIC Question] :)
  246. Amp9 Low profile with 24 volt
  247. Boom box
  248. Dropped a channel; shall I parallel?
  249. A9-B power requirements
  250. AMP9-B questions