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  1. 'Sandwich' power transformers between 2 heatsinks
  2. Transformer voltage info needed
  3. Setting bias on Zen headphone amp
  4. gold aero db45 phono stage output DC offset
  5. IRF530 Linear POwer Amplifier AN948 Recommended IR Circuit
  6. Op-Amp Buffer into 1073?
  7. My Onkyo-LJM L20 Project.
  8. Help me debug this
  9. Passive ducted heat sink?
  10. Amplifier Clicking Problem
  11. NAD 7020 noise on left power amp
  12. citation 12 questions
  13. pionner QA-800A
  14. pionner QA-800A
  15. Compare the sound between BJT and MOSFET OPS
  16. Schematics for Boston MCS130 Subwoofer Amp
  17. Help with NAD3020 DC Offset Problem - Please!
  18. DC servo introduces more odd harmonics
  19. Refurbished Krell KSA 100
  20. How to tell the positive and nagative pole?
  21. Buzz in a vintage amp
  22. need soundcraftsmen pcr800 schematics
  23. MJ15022/24 vs. MJ21193/94
  24. Help repairing Phase Linear Series II Model 200
  25. Is a solar (or room light) powered tweeter amp possible?
  26. Soft Start / Missing Cycle Detector / On-Off Mute Controller
  27. Hafler DH300 - Interesting Bridged DH200
  28. I've written a complete guide to building your own Leach Amp 200Wx2 in 2U rack mount
  29. AB international precedent 1450 rail voltage?
  30. What Is The Minimum Current For TO-126 Driver?
  31. Lazy Cat's Output Stage
  32. JVC A-x40 service manual
  33. Caver PM Repair
  34. Audio Sensing 2.1 Amp / Board / Kit?
  35. Any way to improve the mid range of a power amp?
  36. Cambridge Audio Azur 640A V2 Left Channel Over Drive.
  37. DC Offset Question
  38. How to measure mismatched channels on an amplifier?
  39. Bridging tube amp combo with Solid state power amp
  40. Suggestion for buiding a selector box to drive power amp.
  41. Crown DC-300A voltage conversion question
  42. High power Quad 405 experiment 390W into 1 Ohm
  43. Nelson Pass amp
  44. POC amplifier
  45. What Temperature Set Do You Use In Simulation?
  46. How to bias the 2sc5171 drivers into class A?
  47. Rule of thumb for wattage?
  48. +57 Amp
  49. Need a quick hand with a Pioneer SA-700
  50. Output Transistor faulty
  51. Hi! New here.
  52. Repairing a Yamaha RX-V590 Receiver.
  53. First DIY power amp
  54. When Is A Simple Resistor Not Good Enough To Bias a LATFET?
  55. 7vdc on speaker outputs!!
  56. Help needed please on identifying accuphase diodes in P500
  57. A few questions about new amp project
  58. What wattage AMP would I need for this audio system?
  59. Marantz PM 40SE Fault
  60. When power on, no click sound.
  61. 32 opamps in 50mm square buffer
  62. Circuit diagram for power amp A-80 DIY kit
  63. NAD7020 hum from sound card
  64. Balanced inputs (XLR) are rare
  65. How do you drill holes exactly ?
  66. Who is your favorite IC manufacturer?
  67. Vintage receiver help, please?
  68. Channel outputs DC rail voltage, unable to find cause
  69. Kink on the negative swing
  70. Buzzing right channel on a Sony TA-3200F
  71. NAD C 326BEE Volume/channel problem
  72. Maplin GA28F mosfet disaster - Can anyone help me out here?
  73. diy amplifiers in a way of plateform
  74. My amp are flooded!
  75. Signal-Flow (Box) Diagram of Shadow Hills Mastering Compressor
  76. Suitable heatsink for Hiraga 30W
  77. info on amp design from harman kardon 75
  78. Rotel RA-1062 with Alpair 7.3/F206en
  79. Gain decreases with load
  80. Advanced Amps. Two Pole compensation.
  81. Are Manufacturers Blatantly Overdriving Outputs?
  82. Superphon DM220 Amplifier
  83. Help for quiescent current adjustment
  84. Leach Amp Bias Voltage Measurements
  85. h.h. scott 480 oscillation sounds terrible
  86. My amp seems to have very low gain
  87. No FB MC Amplifier
  88. Pioneer A-77X true Dual Mono or not?
  89. Amp output Zobel network value recommendation for 400KHz resp
  90. Sony TA-F444ES distorsion on midrange
  91. Experiences with software thd, sine generating
  92. Merry Christmas!!!
  93. Reducing distortion in this class B circuit
  94. Leach Amp LSR&D LNF-1A Restoration
  95. I have found some BUX22s Has anyone used them
  96. Fixing an Marantz SR8500 in protection mode.
  97. Looking for a compact preamp project. EASY and GOOD are the goals.
  98. Replacement capacitor value
  99. Amp has power, just no sound
  100. 200 Watt amp burn
  101. Setting bias on my Adcom GFA-5400
  102. BTL2101 by Wang Qiao
  103. Decapping semis
  104. Need advice on this phono stage
  105. LAS MEGA 1 (Linear Audio Systems) - who has overtaken this company ?
  106. (Ask) Compare amp
  107. Need help getting this basic DIY amp up and running (DC offset Problems)
  108. big polypropylene coupling capacitors
  109. athon POWERAMP
  110. fan power supply
  111. Nad T 762 video interference
  112. Upgrading an old low-end amplifier....
  113. Sony SRP-P450... thoughts?
  114. 500 Watts RMS in 4 Ohm amplifier
  115. Pre Build questions: 6 channel Avondale Voyager build
  116. NAD 3020i
  117. Can someone clarify a detail about bridging amplifier channels? (yes I searched)
  118. LSR&D Leach Superamp bias problem
  119. Integra 5.6 powers up but no sound
  120. Marantz PM32 help
  121. Quad 909 - quadlink
  122. Recapping Vintage Toshiba Power Amp
  123. Capacitive leaks on heatsink
  124. Error corrected output stage, Blesser (June 1970)
  125. Classe CAM200 Diode Bridge Weird Whatsit???
  126. Hot Rodded Elliot amplifier (gotta check it out:D)
  127. Provides an Upgrade for the AD744 a Sonic Enhancement ?
  128. most accessible class a build
  129. LJM L25 Clone modules
  130. Goodwill cheapos for tweeter amps.
  131. AC coupling capacitor values in audio board
  132. recommended wire gauge
  133. American Pro Concert C4800 burns fuse
  134. Fake MJ2955 ?
  135. Jungson JA88-D(09) schematic.
  136. Please Help with Power Supply Hookup
  137. Bias question for class B output
  138. "Compact" VFA
  139. Cyrus 2 renovation
  140. noise when input connected
  141. Fleapower Hybrid
  142. Buzz in speakers
  143. Scott LK-60 kit channel distortion
  144. Driver transistors choice
  145. Germanium PNP transistor based amplifier (OC36)
  146. Line selector / summing circuit
  147. Have a question about power?
  148. Ampzilla bias set
  149. J-FET low noise audio transistor not obsolete?
  150. mosfet driver
  151. IXTH16N10D2 for amplifier use ?
  152. Yamaha RX-570 Receiver Power Supply Caps Size?
  153. Homemade portable speaker with a vintage amplifier
  154. Anotehr lesson learned in the fight against oscillating amplifiers.
  155. Elna Silmic II in vintage Scott amp?
  156. Ha anyone running this amp??
  157. Harmon Kardon HK3480
  158. Behaivior under voltage ??
  159. Loud BUZZ from one channel on Mondial Designs home theater
  160. marantz pm7000 reley click
  161. Audio Frequency Amplifier
  162. Nad 701 Overheating
  163. which amp would be better...
  164. Need help fault finding a Sony TAFB930
  165. Power amplifier input stage psu filtering
  166. Output stage efficiency with varying rails voltage
  167. Capacitors
  168. I just designed my first amplifier!
  169. BGW 750C smoked
  170. Metaxas Ikarus; problem with volume control
  171. Singing amplifier
  172. Modifying Moon 250i Amplifier
  173. Akai AM2250
  174. How to modify this circuit
  175. 2sc5200\2sa1943 Genuine or fake
  176. MOSFET gate resistors.
  177. Testing an amp with dummy load, can hear music coming from inside the amp.
  178. The class i amp...
  179. old Yamaha P4500 secondary voltage ??
  180. Kenwood amp driving 6 speakers: Safe?
  181. Class X: Jikoda circuit.
  182. Do you build your amplifiers to sustain continuous clipping?
  183. Finally I can start the lost dream of my first project.
  184. Gain Equalization System
  185. Amplifier Bridging
  186. Regarding the Velleman K4700U speaker protection kit
  187. Energy through transformer
  188. eti 466 HUM
  189. Byrston 4B repair
  190. Bias adjustment Harman Kardon HK990
  191. Larger Caps mod - worth it? Sane?
  192. 0.0004% THD 1kHz from NGFB amp close from clipping
  193. Pioneer A-109
  194. B&K St-260 power on and power down issues
  195. Cutoff frequency for RF rejection?
  196. Kenwood KA-3020 Volume control
  197. Class A SE J-Fet Stereo buffer
  198. sony ta-f770es amp
  199. BEOCENTER 3500
  200. New to me Mitsubishi Stack
  201. Please help! repair/refurb/recap a NAD 3020A
  202. Help- DC protection and power regulation
  203. Comparing FFT of Two Amplifiers
  204. Are these 2SC897 devices fake?
  205. Forte Model Six help
  206. Rotel RC03 peramp upgrade !!
  207. Creek 4140 diagram
  208. Ditton DDP-5.1 Digital processor & DCA-5 5 Channel Cinema Amplifer
  209. Another remote control volume thread?
  210. My receiver is humming when DSP is active
  211. JFET SRPP circuit frequency oddity
  212. BJT constant biasing with varying Vcc
  213. Latest project 1600 watt class AB mosfet amplifier.
  214. Sherwood S-7300 Wolverine conversion
  215. BK Electronics modules
  216. remote in/out
  217. Designing with MOSFETs
  218. 100V line transformer as output transformer?
  219. Cant adjust bias on rebuild? Please help?
  220. Amp designed during lunch breaks
  221. My TH-600 300w fully balanced power amp
  222. output input ratio
  223. Dynacord Eminent II T
  224. Capacitor suggestions for a couple refurb projects
  225. I NEED HELP! Easiest amp to make?
  226. KRELL KRS-100 (bias, offset details)
  227. Post pictures of your DIY amplifier chassis
  228. Threshold S300 hum
  229. How important are large filter caps for an amplifier?
  230. Duson B100 schematics(s)
  231. Baxandall 2 Band Active Filter with BJT
  232. Help with PGA2311 preamp transformer
  233. BAT VK-500 Need help!!!
  234. China headphone amp kit?
  235. CCVS (current controlled voltage source) in practice
  236. Death of Zen current adjustment
  237. What should I build?
  238. Yamaha A500 repair
  239. Onkyo A7 question
  240. Lundahl Hybrid Amplifier
  241. Question on self bias of small JFET
  242. Quad 405 II
  243. Nakamichi 620 - how does it work?
  244. Need a working amplifier circuit please help
  245. Need a working amplifier circuit please help
  246. Output stage efficiency
  247. INA217 Mic Preamp and its Capacitors
  248. Adcom GTP-500 Repair
  249. Spartacus S-1000 Build Log
  250. NMOS200 by Quasi

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