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  1. Delco DTS 410 output transistors
  2. Arcam A65+ high DC offset and thump sound, help please.
  3. Optonica SM-4646 Recap?
  4. DIY power amp 250 - 300W @ 4Ohm
  5. Please comment on my OPS design
  6. Question about recapping amp
  7. How can I substitute a STK00xx darlington power pack with a transistor based circuit?
  8. Transformer influence
  9. Little Angel Power Amplifier
  10. Need suggestion of power supply filters
  11. Need Mitsubishi DA-R10 manual
  12. How do I adapt vintage amp for new spades
  13. Nad 3120 Recap results
  14. Looking for a design recommendation for an AB amp.
  15. Inexpensive Chinese audio boards
  16. NAD C315BEE Buzz, replaced capacitors, now new kind of buzz
  17. The filtering of the preamp with the PGA2310 project
  18. Is there any reason why people don't use darlington power transistor?
  19. Rega brio bias setting
  20. Op-Amp Phono Pre
  21. 62-0-62 volt power transformer: options?
  22. MONO Fun
  23. Choosing a power transformer
  24. Another Sony DE375 Broken (2SD1513 no voltage)
  25. Cary solid state amp repair
  26. easy SAP17N
  27. Does anyone have a pair of 2SD555's they'd part with?
  28. Cyrus 2 output transistors
  29. A little nudge in the right direction.
  30. Bias effect dB?
  31. How to clean up the inside of amp?
  32. Help me choose a vintage amp to restore
  33. V8 input board recap - re voltage regulator
  34. Adcom GFA-2 recap....should I replace rectifiers/snubber caps???
  35. Question on parts for a new build
  36. Looking for Battery Wiring for Diagram for NEW class A DCA33
  37. Mosfet Short, capacitor problem?
  38. taxi radio interferance on Leak 2000 tuneramp
  39. Need a preamp for a beautiful Sony TA-3200F
  40. wilson sziklai pair MODULE
  41. Parasound HCA 2200 mark ii problem
  42. High End 120W Mosfet IC driven amp
  43. Terminating AC Power Cord's Ground Via Resistor, Thoughts?
  44. AD846AN (AD-846 AN) as Front End in Power Amplifiers
  45. Harman Kardon PM665 Vxi Operating Mode
  46. Citation 16 Series A Capacitor Replacement.
  47. Help on deciding the topology of the design.
  48. Surface mount diode identification required
  49. Bss fds388
  50. Increasing Power Output of Amplifier
  51. After defect, one channel oscillates
  52. Classic NAIM diy?
  53. Subwoofer sound degrading - electronics fix?
  54. REVISION OF Very Best Amplifier ... 2015
  55. Linn Intek emitter resistors
  56. Did I go overboard on this power supply?
  57. Question on Thermal Track BJT in parallel application.
  58. Sugden a88/a48 pot values
  59. NAKAMICHI IA-2 AMP HELP
  60. 'Sandwich' power transformers between 2 heatsinks
  61. Transformer voltage info needed
  62. Setting bias on Zen headphone amp
  63. gold aero db45 phono stage output DC offset
  64. IRF530 Linear POwer Amplifier AN948 Recommended IR Circuit
  65. Op-Amp Buffer into 1073?
  66. My Onkyo-LJM L20 Project.
  67. Help me debug this
  68. Passive ducted heat sink?
  69. Amplifier Clicking Problem
  70. NAD 7020 noise on left power amp
  71. citation 12 questions
  72. pionner QA-800A
  73. pionner QA-800A
  74. Compare the sound between BJT and MOSFET OPS
  75. Schematics for Boston MCS130 Subwoofer Amp
  76. Help with NAD3020 DC Offset Problem - Please!
  77. DC servo introduces more odd harmonics
  78. Refurbished Krell KSA 100
  79. How to tell the positive and nagative pole?
  80. Buzz in a vintage amp
  81. need soundcraftsmen pcr800 schematics
  82. MJ15022/24 vs. MJ21193/94
  83. Help repairing Phase Linear Series II Model 200
  84. Is a solar (or room light) powered tweeter amp possible?
  85. Soft Start / Missing Cycle Detector / On-Off Mute Controller
  86. Hafler DH300 - Interesting Bridged DH200
  87. I've written a complete guide to building your own Leach Amp 200Wx2 in 2U rack mount
  88. AB international precedent 1450 rail voltage?
  89. What Is The Minimum Current For TO-126 Driver?
  90. Lazy Cat's Output Stage
  91. JVC A-x40 service manual
  92. Caver PM Repair
  93. Audio Sensing 2.1 Amp / Board / Kit?
  94. Any way to improve the mid range of a power amp?
  95. Cambridge Audio Azur 640A V2 Left Channel Over Drive.
  96. DC Offset Question
  97. How to measure mismatched channels on an amplifier?
  98. Bridging tube amp combo with Solid state power amp
  99. Suggestion for buiding a selector box to drive power amp.
  100. Crown DC-300A voltage conversion question
  101. High power Quad 405 experiment 390W into 1 Ohm
  102. Nelson Pass amp
  103. POC amplifier
  104. What Temperature Set Do You Use In Simulation?
  105. How to bias the 2sc5171 drivers into class A?
  106. Rule of thumb for wattage?
  107. +57 Amp
  108. Need a quick hand with a Pioneer SA-700
  109. Output Transistor faulty
  110. Hi! New here.
  111. Repairing a Yamaha RX-V590 Receiver.
  112. First DIY power amp
  113. When Is A Simple Resistor Not Good Enough To Bias a LATFET?
  114. 7vdc on speaker outputs!!
  115. Help needed please on identifying accuphase diodes in P500
  116. A few questions about new amp project
  117. What wattage AMP would I need for this audio system?
  118. Marantz PM 40SE Fault
  119. When power on, no click sound.
  120. 32 opamps in 50mm square buffer
  121. Circuit diagram for power amp A-80 DIY kit
  122. NAD7020 hum from sound card
  123. Balanced inputs (XLR) are rare
  124. How do you drill holes exactly ?
  125. Who is your favorite IC manufacturer?
  126. Vintage receiver help, please?
  127. Channel outputs DC rail voltage, unable to find cause
  128. Kink on the negative swing
  129. Buzzing right channel on a Sony TA-3200F
  130. NAD C 326BEE Volume/channel problem
  131. Maplin GA28F mosfet disaster - Can anyone help me out here?
  132. diy amplifiers in a way of plateform
  133. My amp are flooded!
  134. Signal-Flow (Box) Diagram of Shadow Hills Mastering Compressor
  135. Suitable heatsink for Hiraga 30W
  136. info on amp design from harman kardon 75
  137. Rotel RA-1062 with Alpair 7.3/F206en
  138. Gain decreases with load
  139. Advanced Amps. Two Pole compensation.
  140. Are Manufacturers Blatantly Overdriving Outputs?
  141. Superphon DM220 Amplifier
  142. Help for quiescent current adjustment
  143. Leach Amp Bias Voltage Measurements
  144. h.h. scott 480 oscillation sounds terrible
  145. My amp seems to have very low gain
  146. No FB MC Amplifier
  147. Pioneer A-77X true Dual Mono or not?
  148. Amp output Zobel network value recommendation for 400KHz resp
  149. Sony TA-F444ES distorsion on midrange
  150. Experiences with software thd, sine generating
  151. Merry Christmas!!!
  152. Reducing distortion in this class B circuit
  153. Leach Amp LSR&D LNF-1A Restoration
  154. I have found some BUX22s Has anyone used them
  155. Fixing an Marantz SR8500 in protection mode.
  156. Looking for a compact preamp project. EASY and GOOD are the goals.
  157. Replacement capacitor value
  158. Amp has power, just no sound
  159. 200 Watt amp burn
  160. Setting bias on my Adcom GFA-5400
  161. BTL2101 by Wang Qiao
  162. Decapping semis
  163. Need advice on this phono stage
  164. LAS MEGA 1 (Linear Audio Systems) - who has overtaken this company ?
  165. (Ask) Compare amp
  166. Need help getting this basic DIY amp up and running (DC offset Problems)
  167. big polypropylene coupling capacitors
  168. athon POWERAMP
  169. fan power supply
  170. Nad T 762 video interference
  171. Upgrading an old low-end amplifier....
  172. Sony SRP-P450... thoughts?
  173. 500 Watts RMS in 4 Ohm amplifier
  174. Pre Build questions: 6 channel Avondale Voyager build
  175. NAD 3020i
  176. Can someone clarify a detail about bridging amplifier channels? (yes I searched)
  177. LSR&D Leach Superamp bias problem
  178. Integra 5.6 powers up but no sound
  179. Marantz PM32 help
  180. Quad 909 - quadlink
  181. Recapping Vintage Toshiba Power Amp
  182. Capacitive leaks on heatsink
  183. Error corrected output stage, Blesser (June 1970)
  184. Classe CAM200 Diode Bridge Weird Whatsit???
  185. Hot Rodded Elliot amplifier (gotta check it out:D)
  186. Provides an Upgrade for the AD744 a Sonic Enhancement ?
  187. most accessible class a build
  188. LJM L25 Clone modules
  189. Goodwill cheapos for tweeter amps.
  190. AC coupling capacitor values in audio board
  191. recommended wire gauge
  192. American Pro Concert C4800 burns fuse
  193. Fake MJ2955 ?
  194. Jungson JA88-D(09) schematic.
  195. Please Help with Power Supply Hookup
  196. Bias question for class B output
  197. "Compact" VFA
  198. Cyrus 2 renovation
  199. noise when input connected
  200. Fleapower Hybrid
  201. Buzz in speakers
  202. Scott LK-60 kit channel distortion
  203. Driver transistors choice
  204. Germanium PNP transistor based amplifier (OC36)
  205. Line selector / summing circuit
  206. Have a question about power?
  207. Ampzilla bias set
  208. J-FET low noise audio transistor not obsolete?
  209. mosfet driver
  210. IXTH16N10D2 for amplifier use ?
  211. Yamaha RX-570 Receiver Power Supply Caps Size?
  212. Homemade portable speaker with a vintage amplifier
  213. Anotehr lesson learned in the fight against oscillating amplifiers.
  214. Elna Silmic II in vintage Scott amp?
  215. Ha anyone running this amp??
  216. Harmon Kardon HK3480
  217. Behaivior under voltage ??
  218. Loud BUZZ from one channel on Mondial Designs home theater
  219. marantz pm7000 reley click
  220. Audio Frequency Amplifier
  221. Nad 701 Overheating
  222. which amp would be better...
  223. Need help fault finding a Sony TAFB930
  224. Power amplifier input stage psu filtering
  225. Output stage efficiency with varying rails voltage
  226. Capacitors
  227. I just designed my first amplifier!
  228. BGW 750C smoked
  229. Metaxas Ikarus; problem with volume control
  230. Singing amplifier
  231. Modifying Moon 250i Amplifier
  232. Akai AM2250
  233. How to modify this circuit
  234. 2sc5200\2sa1943 Genuine or fake
  235. MOSFET gate resistors.
  236. Testing an amp with dummy load, can hear music coming from inside the amp.
  237. The class i amp...
  238. old Yamaha P4500 secondary voltage ??
  239. Kenwood amp driving 6 speakers: Safe?
  240. Class X: Jikoda circuit.
  241. Do you build your amplifiers to sustain continuous clipping?
  242. Finally I can start the lost dream of my first project.
  243. Gain Equalization System
  244. Amplifier Bridging
  245. Regarding the Velleman K4700U speaker protection kit
  246. Energy through transformer
  247. eti 466 HUM
  248. Byrston 4B repair
  249. Bias adjustment Harman Kardon HK990
  250. Larger Caps mod - worth it? Sane?

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