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  1. Help me to understand this phono pre;
  2. Paralleing Lateral mosfets and source resistors required?
  3. My first build: DoZ
  4. My First Amplifier Design
  5. ADCOM GFA555II Static Pop
  6. Advantages of Power Cords with braided Shield for high Power Solid State Power Amps
  7. Rotel RX-845 Burning Resistors
  8. 75w Vmos Amplifier (le haut parleur n1739)
  9. 40w audio amplifier
  10. Where do you buy your components?
  11. quad 405 mono block bodge up
  12. Please help troubleshoot my HEXFET amplifier
  13. Thule IA60B restoring/tweaking
  14. Sony TA-5650 V-Fet making it sound even better...
  15. Filter Capacitor Ventialtion?
  16. Mystery component in a Classe power amp
  17. Connector Help
  18. parasound halo a23 ps cap size dimentions needed please!
  19. right channel brighter than left - Pioneer SX680
  20. TGM9 - my version of the JLH '69 Class A amplifier
  21. Why having diodes from output to rail in OPS?
  22. Changing tone characteristics on amp board
  23. Fetulele Amp
  24. convert sugden a88 to power amp
  25. Musical Fidelity Synthesis
  26. Help to convert these Lat-Fet amp to Toshhiba mosfet
  27. Need a little help with amplifier protection circuit problem
  28. Please comment on this IPS/VAS design
  29. Class "A" Solid State
  30. Denon DRA-335r problems
  31. Adcom GFA-5300 rebuild, manual needed, parts upgrades?
  32. Reservoir in Electrocompaniet otala amplifier
  33. Lateral MOSFET amplifier project
  34. TDA7297 output
  35. Help me repair my Hafler DH500?
  36. Info and spec needed for Harrison 1200
  37. Please help denon avr 1804 5.1 not working
  38. marantz like pre-amp
  39. Crest amplifier repair
  40. I need help, how to charge to renovate sophisticated Solid State amplifiers
  41. Crest Pro9200
  42. Brass PCB stanoff size
  43. Harman Kardon AVR 130 (Channel 7 problem)
  44. HELP....Perreaux SA2 noisy phono section
  45. Bryston 7B SST (7 B SST, 7BSST) - Why is sound quality not good ?
  46. Help needed with transistor substitution
  47. Strange Waveform
  48. NAD L40 CD Problem
  49. bypassing rear gain pots on parasound halo a 23 amp
  50. Using LME49713 for preamp, large DC offset
  51. Creek 4140s2
  52. insulator fo audio ic
  53. HELP!! SA800 Pro amp not working
  54. transistor
  55. Convert stereo to mono?
  56. Troubleshooting help
  57. NAD 2100 won't go into bridged mode
  58. volume pot and input impedance issues with LME49830
  59. Kenwood KA-8006 restoration?
  60. anyone seen one of these?
  61. Akai AA-6100
  62. BF245C those who built it?
  63. Toshiba sa-400
  64. ADCOM GFA-5500 bridging ??
  65. Roksan Kandy KA1
  66. help me building this 2n3055 amplifier
  67. Absolute Polarity Question
  68. AQUARIUS AMPLIFIR
  69. Another Hafler 220
  70. Pioneer SA-608 phono stage hum
  71. Bedini 100/100 (802mod) high DC offset problem
  72. Help Identifying Zener? diodes in 1985 Accuphuse Amp
  73. ZCA amplifier question.
  74. Putting a super light phono amp inside the tonearm?
  75. First time DIY'er - Mono Amps
  76. Combined Mic + Line preamp - Single gain control?
  77. HK avr645 Display Lights of death
  78. Arcam 6 Plus Amplifier Repair
  79. Help a noob out- NAD3020 and system compatability questions :)
  80. Superphon Revelation Basic volume pots
  81. Help me understand mono BTL power math?
  82. Delco DTS 410 output transistors
  83. Arcam A65+ high DC offset and thump sound, help please.
  84. Optonica SM-4646 Recap?
  85. DIY power amp 250 - 300W @ 4Ohm
  86. Please comment on my OPS design
  87. Question about recapping amp
  88. How can I substitute a STK00xx darlington power pack with a transistor based circuit?
  89. Transformer influence
  90. Little Angel Power Amplifier
  91. Need suggestion of power supply filters
  92. Need Mitsubishi DA-R10 manual
  93. How do I adapt vintage amp for new spades
  94. Nad 3120 Recap results
  95. Looking for a design recommendation for an AB amp.
  96. Inexpensive Chinese audio boards
  97. NAD C315BEE Buzz, replaced capacitors, now new kind of buzz
  98. The filtering of the preamp with the PGA2310 project
  99. Is there any reason why people don't use darlington power transistor?
  100. Rega brio bias setting
  101. Op-Amp Phono Pre
  102. 62-0-62 volt power transformer: options?
  103. MONO Fun
  104. Choosing a power transformer
  105. Another Sony DE375 Broken (2SD1513 no voltage)
  106. Cary solid state amp repair
  107. easy SAP17N
  108. Does anyone have a pair of 2SD555's they'd part with?
  109. Cyrus 2 output transistors
  110. A little nudge in the right direction.
  111. Bias effect dB?
  112. How to clean up the inside of amp?
  113. Help me choose a vintage amp to restore
  114. V8 input board recap - re voltage regulator
  115. Adcom GFA-2 recap....should I replace rectifiers/snubber caps???
  116. Question on parts for a new build
  117. Looking for Battery Wiring for Diagram for NEW class A DCA33
  118. Mosfet Short, capacitor problem?
  119. taxi radio interferance on Leak 2000 tuneramp
  120. Need a preamp for a beautiful Sony TA-3200F
  121. wilson sziklai pair MODULE
  122. Parasound HCA 2200 mark ii problem
  123. High End 120W Mosfet IC driven amp
  124. Terminating AC Power Cord's Ground Via Resistor, Thoughts?
  125. AD846AN (AD-846 AN) as Front End in Power Amplifiers
  126. Harman Kardon PM665 Vxi Operating Mode
  127. Citation 16 Series A Capacitor Replacement.
  128. Help on deciding the topology of the design.
  129. Surface mount diode identification required
  130. Bss fds388
  131. Increasing Power Output of Amplifier
  132. After defect, one channel oscillates
  133. Classic NAIM diy?
  134. Subwoofer sound degrading - electronics fix?
  135. Revision of Very Best Amplifier ... 2015
  136. Linn Intek emitter resistors
  137. Did I go overboard on this power supply?
  138. Question on Thermal Track BJT in parallel application.
  139. Sugden a88/a48 pot values
  140. Recommendations re Nakamichi IA-2 maintenance
  141. 'Sandwich' power transformers between 2 heatsinks
  142. Transformer voltage info needed
  143. Setting bias on Zen headphone amp
  144. gold aero db45 phono stage output DC offset
  145. IRF530 Linear POwer Amplifier AN948 Recommended IR Circuit
  146. Op-Amp Buffer into 1073?
  147. My Onkyo-LJM L20 Project.
  148. Help me debug this
  149. Passive ducted heat sink?
  150. Amplifier Clicking Problem
  151. NAD 7020 noise on left power amp
  152. citation 12 questions
  153. pionner QA-800A
  154. pionner QA-800A
  155. Compare the sound between BJT and MOSFET OPS
  156. Schematics for Boston MCS130 Subwoofer Amp
  157. Help with NAD3020 DC Offset Problem - Please!
  158. DC servo introduces more odd harmonics
  159. Refurbished Krell KSA 100
  160. How to tell the positive and nagative pole?
  161. Buzz in a vintage amp
  162. need soundcraftsmen pcr800 schematics
  163. MJ15022/24 vs. MJ21193/94
  164. Help repairing Phase Linear Series II Model 200
  165. Is a solar (or room light) powered tweeter amp possible?
  166. Soft Start / Missing Cycle Detector / On-Off Mute Controller
  167. Hafler DH300 - Interesting Bridged DH200
  168. I've written a complete guide to building your own Leach Amp 200Wx2 in 2U rack mount
  169. AB international precedent 1450 rail voltage?
  170. What Is The Minimum Current For TO-126 Driver?
  171. Lazy Cat's Output Stage
  172. JVC A-x40 service manual
  173. Caver PM Repair
  174. Audio Sensing 2.1 Amp / Board / Kit?
  175. Any way to improve the mid range of a power amp?
  176. Cambridge Audio Azur 640A V2 Left Channel Over Drive.
  177. DC Offset Question
  178. How to measure mismatched channels on an amplifier?
  179. Bridging tube amp combo with Solid state power amp
  180. Suggestion for buiding a selector box to drive power amp.
  181. Crown DC-300A voltage conversion question
  182. High power Quad 405 experiment 390W into 1 Ohm
  183. Nelson Pass amp
  184. POC amplifier
  185. What Temperature Set Do You Use In Simulation?
  186. How to bias the 2sc5171 drivers into class A?
  187. Rule of thumb for wattage?
  188. +57 Amp
  189. Need a quick hand with a Pioneer SA-700
  190. Output Transistor faulty
  191. Hi! New here.
  192. Repairing a Yamaha RX-V590 Receiver.
  193. First DIY power amp
  194. When Is A Simple Resistor Not Good Enough To Bias a LATFET?
  195. 7vdc on speaker outputs!!
  196. Help needed please on identifying accuphase diodes in P500
  197. A few questions about new amp project
  198. What wattage AMP would I need for this audio system?
  199. Marantz PM 40SE Fault
  200. When power on, no click sound.
  201. 32 opamps in 50mm square buffer
  202. Circuit diagram for power amp A-80 DIY kit
  203. NAD7020 hum from sound card
  204. Balanced inputs (XLR) are rare
  205. How do you drill holes exactly ?
  206. Who is your favorite IC manufacturer?
  207. Vintage receiver help, please?
  208. Channel outputs DC rail voltage, unable to find cause
  209. Kink on the negative swing
  210. Buzzing right channel on a Sony TA-3200F
  211. NAD C 326BEE Volume/channel problem
  212. Maplin GA28F mosfet disaster - Can anyone help me out here?
  213. diy amplifiers in a way of plateform
  214. My amp are flooded!
  215. Signal-Flow (Box) Diagram of Shadow Hills Mastering Compressor
  216. Suitable heatsink for Hiraga 30W
  217. info on amp design from harman kardon 75
  218. Rotel RA-1062 with Alpair 7.3/F206en
  219. Gain decreases with load
  220. Advanced Amps. Two Pole compensation.
  221. Are Manufacturers Blatantly Overdriving Outputs?
  222. Superphon DM220 Amplifier
  223. Help for quiescent current adjustment
  224. Leach Amp Bias Voltage Measurements
  225. h.h. scott 480 oscillation sounds terrible
  226. My amp seems to have very low gain
  227. No FB MC Amplifier
  228. Pioneer A-77X true Dual Mono or not?
  229. Amp output Zobel network value recommendation for 400KHz resp
  230. Sony TA-F444ES distorsion on midrange
  231. Experiences with software thd, sine generating
  232. Merry Christmas!!!
  233. Reducing distortion in this class B circuit
  234. Leach Amp LSR&D LNF-1A Restoration
  235. I have found some BUX22s Has anyone used them
  236. Fixing an Marantz SR8500 in protection mode.
  237. Looking for a compact preamp project. EASY and GOOD are the goals.
  238. Replacement capacitor value
  239. Amp has power, just no sound
  240. 200 Watt amp burn
  241. Setting bias on my Adcom GFA-5400
  242. BTL2101 by Wang Qiao
  243. Decapping semis
  244. Need advice on this phono stage
  245. LAS MEGA 1 (Linear Audio Systems) - who has overtaken this company ?
  246. (Ask) Compare amp
  247. Need help getting this basic DIY amp up and running (DC offset Problems)
  248. big polypropylene coupling capacitors
  249. athon POWERAMP
  250. fan power supply

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