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  1. Brass PCB stanoff size
  2. Harman Kardon AVR 130 (Channel 7 problem)
  3. HELP....Perreaux SA2 noisy phono section
  4. Bryston 7B SST (7 B SST, 7BSST) - Why is sound quality not good ?
  5. Help needed with transistor substitution
  6. Strange Waveform
  7. NAD L40 CD Problem
  8. bypassing rear gain pots on parasound halo a 23 amp
  9. Using LME49713 for preamp, large DC offset
  10. Creek 4140s2
  11. insulator fo audio ic
  12. RIAA preamp project
  13. HELP!! SA800 Pro amp not working
  14. transistor
  15. Convert stereo to mono?
  16. Troubleshooting help
  17. NAD 2100 won't go into bridged mode
  18. volume pot and input impedance issues with LME49830
  19. Kenwood KA-8006 restoration?
  20. anyone seen one of these?
  21. Akai AA-6100
  22. BF245C those who built it?
  23. Toshiba sa-400
  24. ADCOM GFA-5500 bridging ??
  25. Roksan Kandy KA1
  26. help me building this 2n3055 amplifier
  27. Absolute Polarity Question
  28. AQUARIUS AMPLIFIR
  29. Another Hafler 220
  30. Pioneer SA-608 phono stage hum
  31. Bedini 100/100 (802mod) high DC offset problem
  32. Help Identifying Zener? diodes in 1985 Accuphuse Amp
  33. ZCA amplifier question.
  34. Putting a super light phono amp inside the tonearm?
  35. First time DIY'er - Mono Amps
  36. Combined Mic + Line preamp - Single gain control?
  37. HK avr645 Display Lights of death
  38. Arcam 6 Plus Amplifier Repair
  39. Help a noob out- NAD3020 and system compatability questions :)
  40. Superphon Revelation Basic volume pots
  41. Help me understand mono BTL power math?
  42. Delco DTS 410 output transistors
  43. Arcam A65+ high DC offset and thump sound, help please.
  44. Optonica SM-4646 Recap?
  45. DIY power amp 250 - 300W @ 4Ohm
  46. Please comment on my OPS design
  47. Question about recapping amp
  48. How can I substitute a STK00xx darlington power pack with a transistor based circuit?
  49. Transformer influence
  50. Little Angel Power Amplifier
  51. Need suggestion of power supply filters
  52. Need Mitsubishi DA-R10 manual
  53. How do I adapt vintage amp for new spades
  54. Nad 3120 Recap results
  55. Looking for a design recommendation for an AB amp.
  56. Inexpensive Chinese audio boards
  57. NAD C315BEE Buzz, replaced capacitors, now new kind of buzz
  58. The filtering of the preamp with the PGA2310 project
  59. Is there any reason why people don't use darlington power transistor?
  60. Rega brio bias setting
  61. Op-Amp Phono Pre
  62. 62-0-62 volt power transformer: options?
  63. MONO Fun
  64. Choosing a power transformer
  65. Another Sony DE375 Broken (2SD1513 no voltage)
  66. Cary solid state amp repair
  67. easy SAP17N
  68. Does anyone have a pair of 2SD555's they'd part with?
  69. Cyrus 2 output transistors
  70. A little nudge in the right direction.
  71. Bias effect dB?
  72. How to clean up the inside of amp?
  73. Help me choose a vintage amp to restore
  74. V8 input board recap - re voltage regulator
  75. Adcom GFA-2 recap....should I replace rectifiers/snubber caps???
  76. Question on parts for a new build
  77. Looking for Battery Wiring for Diagram for NEW class A DCA33
  78. Mosfet Short, capacitor problem?
  79. taxi radio interferance on Leak 2000 tuneramp
  80. Need a preamp for a beautiful Sony TA-3200F
  81. wilson sziklai pair MODULE
  82. Parasound HCA 2200 mark ii problem
  83. High End 120W Mosfet IC driven amp
  84. Terminating AC Power Cord's Ground Via Resistor, Thoughts?
  85. AD846AN (AD-846 AN) as Front End in Power Amplifiers
  86. Harman Kardon PM665 Vxi Operating Mode
  87. Citation 16 Series A Capacitor Replacement.
  88. Help on deciding the topology of the design.
  89. Surface mount diode identification required
  90. Bss fds388
  91. Increasing Power Output of Amplifier
  92. After defect, one channel oscillates
  93. Classic NAIM diy?
  94. Subwoofer sound degrading - electronics fix?
  95. REVISION OF Very Best Amplifier ... 2015
  96. Linn Intek emitter resistors
  97. Did I go overboard on this power supply?
  98. Question on Thermal Track BJT in parallel application.
  99. Sugden a88/a48 pot values
  100. NAKAMICHI IA-2 AMP HELP
  101. 'Sandwich' power transformers between 2 heatsinks
  102. Transformer voltage info needed
  103. Setting bias on Zen headphone amp
  104. gold aero db45 phono stage output DC offset
  105. IRF530 Linear POwer Amplifier AN948 Recommended IR Circuit
  106. Op-Amp Buffer into 1073?
  107. My Onkyo-LJM L20 Project.
  108. Help me debug this
  109. Passive ducted heat sink?
  110. Amplifier Clicking Problem
  111. NAD 7020 noise on left power amp
  112. citation 12 questions
  113. pionner QA-800A
  114. pionner QA-800A
  115. Compare the sound between BJT and MOSFET OPS
  116. Schematics for Boston MCS130 Subwoofer Amp
  117. Help with NAD3020 DC Offset Problem - Please!
  118. DC servo introduces more odd harmonics
  119. Refurbished Krell KSA 100
  120. How to tell the positive and nagative pole?
  121. Buzz in a vintage amp
  122. need soundcraftsmen pcr800 schematics
  123. MJ15022/24 vs. MJ21193/94
  124. Help repairing Phase Linear Series II Model 200
  125. Is a solar (or room light) powered tweeter amp possible?
  126. Soft Start / Missing Cycle Detector / On-Off Mute Controller
  127. Hafler DH300 - Interesting Bridged DH200
  128. I've written a complete guide to building your own Leach Amp 200Wx2 in 2U rack mount
  129. AB international precedent 1450 rail voltage?
  130. What Is The Minimum Current For TO-126 Driver?
  131. Lazy Cat's Output Stage
  132. JVC A-x40 service manual
  133. Caver PM Repair
  134. Audio Sensing 2.1 Amp / Board / Kit?
  135. Any way to improve the mid range of a power amp?
  136. Cambridge Audio Azur 640A V2 Left Channel Over Drive.
  137. DC Offset Question
  138. How to measure mismatched channels on an amplifier?
  139. Bridging tube amp combo with Solid state power amp
  140. Suggestion for buiding a selector box to drive power amp.
  141. Crown DC-300A voltage conversion question
  142. High power Quad 405 experiment 390W into 1 Ohm
  143. Nelson Pass amp
  144. POC amplifier
  145. What Temperature Set Do You Use In Simulation?
  146. How to bias the 2sc5171 drivers into class A?
  147. Rule of thumb for wattage?
  148. +57 Amp
  149. Need a quick hand with a Pioneer SA-700
  150. Output Transistor faulty
  151. Hi! New here.
  152. Repairing a Yamaha RX-V590 Receiver.
  153. First DIY power amp
  154. When Is A Simple Resistor Not Good Enough To Bias a LATFET?
  155. 7vdc on speaker outputs!!
  156. Help needed please on identifying accuphase diodes in P500
  157. A few questions about new amp project
  158. What wattage AMP would I need for this audio system?
  159. Marantz PM 40SE Fault
  160. When power on, no click sound.
  161. 32 opamps in 50mm square buffer
  162. Circuit diagram for power amp A-80 DIY kit
  163. NAD7020 hum from sound card
  164. Balanced inputs (XLR) are rare
  165. How do you drill holes exactly ?
  166. Who is your favorite IC manufacturer?
  167. Vintage receiver help, please?
  168. Channel outputs DC rail voltage, unable to find cause
  169. Kink on the negative swing
  170. Buzzing right channel on a Sony TA-3200F
  171. NAD C 326BEE Volume/channel problem
  172. Maplin GA28F mosfet disaster - Can anyone help me out here?
  173. diy amplifiers in a way of plateform
  174. My amp are flooded!
  175. Signal-Flow (Box) Diagram of Shadow Hills Mastering Compressor
  176. Suitable heatsink for Hiraga 30W
  177. info on amp design from harman kardon 75
  178. Rotel RA-1062 with Alpair 7.3/F206en
  179. Gain decreases with load
  180. Advanced Amps. Two Pole compensation.
  181. Are Manufacturers Blatantly Overdriving Outputs?
  182. Superphon DM220 Amplifier
  183. Help for quiescent current adjustment
  184. Leach Amp Bias Voltage Measurements
  185. h.h. scott 480 oscillation sounds terrible
  186. My amp seems to have very low gain
  187. No FB MC Amplifier
  188. Pioneer A-77X true Dual Mono or not?
  189. Amp output Zobel network value recommendation for 400KHz resp
  190. Sony TA-F444ES distorsion on midrange
  191. Experiences with software thd, sine generating
  192. Merry Christmas!!!
  193. Reducing distortion in this class B circuit
  194. Leach Amp LSR&D LNF-1A Restoration
  195. I have found some BUX22s Has anyone used them
  196. Fixing an Marantz SR8500 in protection mode.
  197. Looking for a compact preamp project. EASY and GOOD are the goals.
  198. Replacement capacitor value
  199. Amp has power, just no sound
  200. 200 Watt amp burn
  201. Setting bias on my Adcom GFA-5400
  202. BTL2101 by Wang Qiao
  203. Decapping semis
  204. Need advice on this phono stage
  205. LAS MEGA 1 (Linear Audio Systems) - who has overtaken this company ?
  206. (Ask) Compare amp
  207. Need help getting this basic DIY amp up and running (DC offset Problems)
  208. big polypropylene coupling capacitors
  209. athon POWERAMP
  210. fan power supply
  211. Nad T 762 video interference
  212. Upgrading an old low-end amplifier....
  213. Sony SRP-P450... thoughts?
  214. 500 Watts RMS in 4 Ohm amplifier
  215. Pre Build questions: 6 channel Avondale Voyager build
  216. NAD 3020i
  217. Can someone clarify a detail about bridging amplifier channels? (yes I searched)
  218. LSR&D Leach Superamp bias problem
  219. Integra 5.6 powers up but no sound
  220. Marantz PM32 help
  221. Quad 909 - quadlink
  222. Recapping Vintage Toshiba Power Amp
  223. Capacitive leaks on heatsink
  224. Error corrected output stage, Blesser (June 1970)
  225. Classe CAM200 Diode Bridge Weird Whatsit???
  226. Hot Rodded Elliot amplifier (gotta check it out:D)
  227. Provides an Upgrade for the AD744 a Sonic Enhancement ?
  228. most accessible class a build
  229. LJM L25 Clone modules
  230. Goodwill cheapos for tweeter amps.
  231. AC coupling capacitor values in audio board
  232. recommended wire gauge
  233. American Pro Concert C4800 burns fuse
  234. Fake MJ2955 ?
  235. Jungson JA88-D(09) schematic.
  236. Please Help with Power Supply Hookup
  237. Bias question for class B output
  238. "Compact" VFA
  239. Cyrus 2 renovation
  240. noise when input connected
  241. Fleapower Hybrid
  242. Buzz in speakers
  243. Scott LK-60 kit channel distortion
  244. Driver transistors choice
  245. Germanium PNP transistor based amplifier (OC36)
  246. Line selector / summing circuit
  247. Have a question about power?
  248. Ampzilla bias set
  249. J-FET low noise audio transistor not obsolete?
  250. mosfet driver

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