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View Full Version : Chip Amps


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  1. which GC pcb design is this?
  2. Sonic Impact in stock
  3. My subwoofer Crossover & LT
  4. passive preamp
  5. Bridged LM4780 Amp
  6. Nice polish Gainclone
  7. external connections for Chip Amps
  8. More LM1875 questions(minimized circuit?)
  9. Finished my Brian GT LM4780s
  10. Class-G amplifier with PWM supply !
  11. LM1875...how low can you go?
  12. GC - gain of 3
  13. resistors for paralleling
  14. Tda7294+tip142/47
  15. lm 4870 trannys question
  16. mono power amp using LM4780
  17. Gainclone for guitar
  18. Beginner: Slone Preamp
  19. LM1875/lm1876 single supply?
  20. PDA amp
  21. HF noise problem
  22. DIY AC cables
  23. Mute resistor value
  24. Biasing LT1362 to Class A?
  25. virtual ground...help
  26. LM 3886+tube buffer.....schematic?
  27. "Patek Line" finished
  28. Gainclone Fun - flames and more Help
  29. almots done with first gainclone, looking to start 2nd...
  30. Car audio chip amp
  31. No fuses in gainclones?
  32. Cap or caps on ac inlet ?
  33. problem. -35v at the output.
  34. Op-amp input impedances and a pot/attenuator
  35. grounding on p2p gainclones...
  36. replacing 4558s in SM Pro Audio PR8
  37. Data/pinout on STK407-250
  38. Using 2 chips to boost voltage handling
  39. not good! not good!
  40. Stk0040
  41. speaker sits fully forward (or backward)
  42. Non-polarized caps in gainclone?
  43. power supply cords
  44. LM4780 Single side PCB
  45. 47 Labs OTA, a cheap alternative?
  46. non-inverted tone control?
  47. LM3875 vs. LM3886 vs. LM4780
  48. quick transformer for gianclone
  49. Potentiometer choice for bi-amping
  50. tda2030 or opa544 or lm in the same box
  51. Lil chip amp from keyboard parts
  52. peranders industry gainclone assembly progress
  53. Two of Brian's LM4780 boards, one toroid
  54. Suitable PSU for OPA627+BUF
  55. Anyone have a GC PCB for sale???
  56. Chip amp distortion with high impedance resistive load.
  57. Chip Amp for bass practice amp
  58. Bi-amp setup...
  59. Need help to connect my Noble pot
  60. Checkout the Nelson Pass inspired GC
  61. implimenting chip amp in car
  62. lm4780 transformer for sub
  63. Scary! my old panasonic portable performs better than the GC!!
  64. Nothing to do with construction of GC
  65. two rectifiers one transformer?
  66. silent amp
  67. where to buy cheap caps and power tranformers?
  68. Class A Gainclone
  69. BrianGT's 4780NIGC assembly & comment
  70. warez the cheap amp case thread :)
  71. Input resistor problem(3886) please help
  72. Case grounded or earthed
  73. Who has tried a current boosted op-amp (with a transistor) as a chip-amp buffer?
  74. High/Low-Pass filter calculations
  75. BrianGT kits, still available ?
  76. Need help with lm4700 schematics
  77. Request samples from TI
  78. Alternative usage for LM3875
  79. looking for a chip amp.
  80. Pcb Design
  81. How to Wire Brain Mono Block Kit
  82. Remote Power Supply
  83. LM3886 / LM3875 supply voltage considerations
  84. LM3886 vs LM3875, for those that have heard both only!
  85. My Polished Aluminum & Marble GC
  86. My LM4780 Board
  87. Gainclones and fans, a bad mix ?
  88. Power supply component location.
  89. Troubleshooting moving_electron's inverted LM3886 amp
  90. Havent posted in awhile, but possible great new case
  91. DC Restoration -- book?
  92. LM3886 p2p - ground issue
  93. Transistors KT818 /KT 819 alternative
  94. LM3875 amp
  95. To Brian: XGC... any good result?
  96. p2p or PCB
  97. Heat dissipation from 3875
  98. my first try at a LM3886 layout, any comments/suggestions?
  99. need good but simple amp
  100. What does thermal shutdown sound like?
  101. vintage chipamps circa 1978
  102. chip amp plans
  103. add gain
  104. problem with Wallin preamp 2
  105. Low POwer Output with TDA1562Q Please Help
  106. Heat Sink for 8 channel lm3886 GC
  107. T network and supply snubber(?) revisited.
  108. fabulous deal on chipamp heatsinks!!!
  109. OPA549 Gainclone Layout
  110. Amp on TDA 7294
  111. GC problem: voltage dropout on negative rail
  112. Which commercial products use LM/TDA/OPA chip amps ?
  113. Winding new power transformer for CarlosFM's GC Design
  114. what to do with OPA2134?
  115. opa549 E/S
  116. LM3886 GC - "Simplest Ever Amplifier Bridging"
  117. Active Crossover And Sound Enhancement Units
  118. My first GC PCB drawing...
  119. Grounding When Doing Mono Blocks
  120. Opa549 schematics
  121. LM3875 and class A?
  122. LM3886 vs TDA7295
  123. question about regulated supplies.
  124. Generic "Open" Chassis Design Effort ...
  125. what is wrong with my gainclone?
  126. gainclones from BrianGT
  127. Overvoltage to LM4780
  128. Another finished brianGT GC.
  129. Gainclone up and running with some problem
  130. speaker protection and output short
  131. Sta5150
  132. 3-Ch LM3875 w/ Tone Control and Active Crossover
  133. My GC progress - with pix!
  134. My first GainClone is up and running...
  135. Fake lawing PEC carbon pot, is it worth it?
  136. my diy lm3886 amplifier has v- out to speaker
  137. transformer secondaries question
  138. AC filter, a tested and true method?
  139. LM3886T - alternative mounting
  140. OPA549 - Inverting or Non-Inverting?
  141. diode sinking
  142. help with chip preamp
  143. My second GC (progress pics)
  144. LM4780 PCB power transformer
  145. Hmmmmm, my chip amp hummms more than I do!
  146. Lm4752?
  147. simple PC mini-amp project ?
  148. Balanced AC, GFCI, and my Gainclone
  149. Tone Control for my GC
  150. LM4780 Heatsinking
  151. Parallel gainclone questions
  152. DC voltage on output
  153. Toroid @ PE
  154. maplin prebuilt amp modules
  155. Carlos' snubberized Gainclone Power supply
  156. Zobel Question
  157. Treble response with FR drivers Chip vs SS vs Valve
  158. Bose wave-radio and Chipamps
  159. ALMOST got a working CMOY...
  160. my first GC monoblocks
  161. p2p opa549 gainclone
  162. sounds great, thanks to everyone that helped.
  163. MUR860 On Semiconductor fast diodes
  164. gainclone with tube preamp
  165. newbie Q on troubleshooting
  166. Define "snubber"
  167. CMOY! Help a Newb, Feel Good About Yourself
  168. TDA 7294 Use it or go LM3886
  169. help with chip amp design
  170. 16 ohm speakers
  171. Gainclone considerations (wrt chassis layout)
  172. lm3886 current at pin 8
  173. chip amp idle current
  174. Transformer shoping
  175. "El Cheapo" DVD candidates thread
  176. Remote volume control
  177. Correct Transformer BrainGT Kit?
  178. photos new gainclone
  179. My GC STK4231-2 Subwoofer amp, should I switch to discrete?
  180. battery powered gc in a tin
  181. NIGC input impedance
  182. First GC Amp .... something wrong?
  183. Using Apple iBook transformer with BrianGT kit
  184. Anti thump (will this work)
  185. That 2180/2181
  186. Simple law-faking advice...
  187. Is this DC offset problem.
  188. Gainclone speaker cables and OTA diy
  189. adapting unreg PSU to Brian's boards
  190. Tube Buffer for gain clone.
  191. Building Attenuators
  192. Best additions to the BrianGT kits?
  193. noob question: inverted/non-inverted
  194. newly finished GC
  195. Projects for next hollidays (the world smallest VBITNGC??)
  196. Soft Start your LM3886
  197. Transformer help
  198. New GC, old problems. Help required
  199. newbie questions
  200. Computer controled volume control
  201. Procranstinator needs HELP with Peter Daniel GC enclosure!
  202. BrianGT rev B boards -- What to do now?
  203. LM3875 using single supply voltage?
  204. Noob Question- Toroidal 25vac (ebay)
  205. Question- Toroidal 25vac (ebay)
  206. Brian's LM3875 REV C boards
  207. LM1875 schematic...
  208. Alright here are the chips I have
  209. Another One
  210. 3583JM chipamp 100V line amp w/o Xformer
  211. Blackdog's 6 channel Brian GT amp
  212. My latest subwoofer - a bridge opa549 built onto a piece of plexiglass
  213. split power supply
  214. impedance mismatch?
  215. Opinions on a pair of transformers for a 6 channel gainclone
  216. My Gain Clone - tribute to Peter Daniel
  217. Can i paralel the 2 opamps in 5532?
  218. Burning up input?
  219. dc at output
  220. Opa549 & Opa541
  221. PA-03 ChipAmp 600watts
  222. Importance of Cap/Resistor type
  223. The Velleman K4003
  224. GC PSU PCB comments wanted :)
  225. Hum
  226. Apexjr capacitors for gainclones? Which ones are good?
  227. Why does my gainlcone oscillate?
  228. There's no stopping now.....
  229. Active crossover & buffer stage for a 5 channel amp
  230. BrianGT, first timer w/ radio (accidentally)
  231. Whopee/Thanks Nuuk/Star grounds @#$%^&
  232. Is LM3886 a good power IC?
  233. MUR860 Qs for P.Daniel, BrianGT
  234. Can I use these trannys for GC?
  235. Starting First Amp - Questions on Mono Block Design
  236. 5 channels, single transformer
  237. An analysis of capicator dielectrics
  238. problems wiring Brians gainclone kit
  239. Tda7293
  240. moving opamp to Class-A
  241. The European Triode Festival and Chipclones
  242. is direct soldering better than ic base?
  243. is DRV134 the best balanced line driver?
  244. maximum inputsignal strength(V) on the lm3886?
  245. Zobel network.....Better bass? Yes or No
  246. Cheap LM338's.
  247. Balanced DAC to unbalanced preamp (passive) conversions
  248. Applying T-net to Bridge
  249. TATCA - Tiny And Transparent Chip Amp
  250. GC current amp & tweeter

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