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  1. NAD 1020 preamp mods anyone?
  2. 2-Band Baxandall Tone Control
  3. transistor tone control schematic
  4. Issues with Adcom GFA-545
  5. Alchemist Forseti APD21A Pre Amplifier PSU
  6. Robertson Forty Ten noise problem
  7. Preamplifier Power Supply Problems
  8. Adcom GFA565 Cap question
  9. THD in LTSpice ?
  10. Class A schematic for 53VDC power supply?
  11. PSW-D110 C6 cap
  12. SEPP LITTLE SOLID AMP
  13. Behringer A500 thumping in one channel
  14. GE 41011 transistor
  15. Questions about the 2-pole compensation VAS
  16. RA7502 Input Board Biasing
  17. 120v or 240v For XA160.5?
  18. Threshold stasis sa-3.9e
  19. TO3 final P3A
  20. LOOKING FOR YAMAHA A450 SCHEMATIC
  21. Question about wattage of resistance in parallel
  22. implement CCS on a BJT darlington buffer
  23. MPA 3250 Amp
  24. Pioneer SX-1280
  25. Japanese to English translation
  26. Genuine Sanken 2SA1216 Supplier
  27. IRFPS37N50A or IRFBA22N50A as o/p devices
  28. Goldmund Mimesis 3 Clone, World's Best Amplifier!!!!
  29. how to distinguish phenolic pcb from the appearance alone?
  30. Needed: single transistor audio amplifier with positive feedback
  31. Leach amp - need suggestions for output relays
  32. My First Amp
  33. Musical Fidelity A-1 in A/B class?
  34. Sansui Au-505 Schematic Needed
  35. Main On/Off Power Switch for various NAD Amp Models
  36. Question regarding differential amplifiers
  37. Help needed for guitar preamp/power amp schematic.
  38. Opamp/transformer headphone amp
  39. Geddes' amp on this load?
  40. Buzzer circuit?
  41. :'( please help
  42. Crown D-75 Amp
  43. Luxman L-116a Caps
  44. Cheap and Easy Soft Start?
  45. REVOX B750 INTEGRATED AMPLIFIER SCHEMATICS
  46. opinions
  47. Schematics/service manuals for Technics SU-G91?
  48. Pioneer VSX-9500S A/V Receiver under maintenance, need support...
  49. Well Behaved Amps
  50. Arcam Alpha 10 with DAVE, Help wanted!!
  51. Transistors for Sansui AU 717 power supply
  52. MooseFET Preamp Problems
  53. Rail Voltage chart for Amps
  54. Aloia Preamp Repair?
  55. C-Audio RA3001 Diagram?
  56. Inductor wrapped around resistor - what for?
  57. TNT Preamble Modification
  58. AV Receiver turns on for a second, then turns off
  59. Questions about CSA/UL certification of a commercial fully built amp.
  60. Potentiometers
  61. ARTA Settings - Please Help
  62. Phase issue ... advice please
  63. CA 640A + miniDSP Tape in question?
  64. Wharfedale 2050A Integrated Amplifier
  65. Help choosing the right amp?!
  66. Resistors, metal film or metal oxide?
  67. Why are Power Transistors so slow?
  68. which is better for volume control
  69. 60vdc max
  70. Forte Model 44
  71. High-Power Electrocompaniet clone
  72. Removing tone control circuit from Hafler DH-101
  73. Sony STR-DE915 schematic?
  74. EP2500 overheats immediately - bias adjustment?
  75. How to combine the left and right channels with out making everything mono?
  76. HELP! Struggling to find the right amp!
  77. p3a amplifier debugging
  78. Using 6ohm speakers with Audiolab 8000a MK1
  79. AudioSource Amp Two
  80. 2SC3854 in JLH 1969 Class A?
  81. Bipolar capacitors...replacing BG NX
  82. will pay for Belles 1 Series amp info & Schematic
  83. Simples for you experts (fan)
  84. Grundig SV 80M
  85. How much VAS current to drive a pair of lateral FETs?
  86. Fairchild FJA4310
  87. preamp opamps
  88. AVM Evolution M4 or M5 ?
  89. Upgrading a 1994 amplifier
  90. DGE transistors, 2SB737?
  91. Where can I buy old capacitors?
  92. Can someone help me with transistor recommendation?
  93. Need a schematic for an Eico Cortina 3150 integrated amp
  94. Audio level detection - (AGC with comparators)
  95. Hafler DH-500 Inrush Limiter...
  96. Distortion in Sunfire Amplifier
  97. Experiences with class-d.com ?
  98. MPS-U10/U60 replacement
  99. Formula to calculate output power
  100. Adcom GFA-7000 Amp Issue (Need Advice)
  101. Quatre Gain Cell Amplifier
  102. landscape powered speakers?
  103. When you've built your amp
  104. Hum in Tone Control Board
  105. Mods and bypassing caps in amps and preamps
  106. a JLH variation
  107. Nakamichi stasis SR2a dim display
  108. has anybody heard these amps on ebay?
  109. somebody please tell me if this will harm my amp
  110. Simple & Low Distortion DIY PreAmp
  111. Complementary-differential input stage
  112. Akai preamp, anyone know what these are?
  113. Who can tell me anything about this unusual amplifier
  114. Onkyo ARV401 Problem
  115. Comments on this Amplifier
  116. Denon 3808CI troubleshooting help needed
  117. 5KHz simple low pass audio filter needed
  118. Preamplifier, worth modifying? Pics attached
  119. McIntosh MA 6100 Problems
  120. Step up transformer on p channel follower
  121. Complete rebuild of Parasound 806a
  122. Replacement for NE5532
  123. Any Denon techs out there? Denon POA-4400 with no power
  124. Engineering question (BJT and MOSFET)
  125. How to calculate bypass cap across bias resistor?
  126. AMP PCB LAYOUT
  127. Cambridge Audio 'P55' Help!
  128. Driver for Dynaco ST-150
  129. this is my first prolect when i am in school...
  130. OPA2134 quiescenr current
  131. Speaker Level=line source for difficult load?
  132. How to intergrate headphone amp into my power amp.
  133. L-MOSFET G.Randy Slone
  134. Krell amp with channel imbalance
  135. 800 amp
  136. mi web site
  137. Vbe compensation in EFT's
  138. How to fix the Audio Research D-110 modules
  139. 4 mosfets without the source resistors?
  140. Hiss in old Panasonic amplifier
  141. 2SJ162 and 2SK1058 prone to counterfeit ?
  142. 2 band transistor tone control
  143. Aikido -> BJT/EF possible?
  144. Short-circuit protection
  145. behringer EP 4000 huming??
  146. Belles 1 Series amp Schematic
  147. Likley DC problem. RSP 1068 clicks faintly when...
  148. KAS2 Krell info
  149. Dimensioning (pre)drivers for EF stage
  150. Dx Blame MKII and Dx Blame MKII Supercharged released NOW!
  151. Where to find a suitable driver transformer?
  152. Soundcraft SA-1000
  153. need simple anti-thump
  154. Sanyo P55
  155. Cyrus 2 help please
  156. gigaworks' F5 power amplifier kit
  157. Sonab R3000 repair
  158. I think my newly repaired tube amp....(no, this isn't O.T.)
  159. Need repair info on Hafler DH200
  160. The Blameless Power Amplifier.
  161. studiomaster focus 808 600w power mixer
  162. Need help with Soundcraftsmen RA6501
  163. phonic xp 5000 schematic
  164. Tascam M-06ST
  165. Beginners Issue: Failing PA Amp
  166. help with some Left Channel Noise...
  167. Schematic for Musical fidelity X-A1
  168. Fault electric organ
  169. Suggestions for voltage regulator
  170. restoring an old SS amp . Distortion accured
  171. Crown UT1010 help please...
  172. Krell KSA200 re-bias
  173. Assistance with CFT-1800
  174. Parasound HCA-3500 Modifications / Upgrades
  175. zener-phobe
  176. How to set idle current with old STK modules
  177. HK990 ELECTRICAL PROBLEM I Have purchased a new HK990 stereo amplifer. It sounds gr
  178. Failed channel on Cyrus prex vs pre amp
  179. Recycle
  180. Analog VU-Meter
  181. Comparison of VAS using two transistors
  182. NAD C350 Protection Mode
  183. Marantz 2235B with high pitched noise ...
  184. Designs for 2SC3281 and 2SA1302?
  185. measuring amplifier distortion ?
  186. Where to find parts - switches, selectors, pots, etc
  187. Amp Schematics and Write-up
  188. REAL AMP
  189. Emitter feedback Lateral MOSFET poweramp, first build
  190. Sony 770es intermittant problem
  191. vox beatle v1143
  192. 110/220V Taps (Long)
  193. Ceramic Pickup Preamp Schematic needed
  194. red circuits class A
  195. Is this a joke?!!!
  196. Kenwood KRF-V9993D Service Manual
  197. Mystery transistors - anyone know what these are?
  198. Need help please
  199. STOP! - Do not build this circuit!
  200. 08ZX1000.1 help!!!!!!!!!!!!!
  201. Powerstation 1200
  202. Klipsch SW8-II need resistor values
  203. Yamaha A-500 refurbishment & more?
  204. amp design help
  205. Schematic explanation
  206. circuit simulator
  207. Kenwood KR-2400
  208. Looking for 2sb681 + 2sd551 (or analog)
  209. Bass performance differences between different amp types?
  210. hafler xl 280
  211. solid state DC class-A RIAA schematic needed
  212. Has anyone try these modules?
  213. Class A amplifier bias - need your best guess
  214. Score!! Clairtone 7980/Conion C100f
  215. Sansui AU G33X protector at higher volume
  216. A Compact, High-Performance Source Follower Module
  217. disc ceramic HF feedback cap
  218. Interface Profire 2626 Mod please help
  219. Musical Fidelity B1 MKII
  220. Help Repairing a HH Electronics MXA150
  221. Hello and advise
  222. Best PCB material?
  223. If I was to buy... (Quad 405 Clone)
  224. Voltage controlled resistor
  225. Modding Parasound Halo A21
  226. phonic xp 3000 schematic
  227. discussion about gain and powe supply for an amp
  228. Biasing schemes for bipolar transistor circlotrons
  229. Wanted: Accuphase Transistors!!
  230. Linux Philosophy, Open Source Amp Wiki
  231. Dukane 1A4250 - 250 W Amp ?
  232. Behringer A500 Amp Problem Guidance
  233. Hybrid project with inverted SRPP
  234. Adcom GTP400 schematic
  235. Intelligent power management module HQQF-55-200
  236. Son of Ampzilla BUZZ
  237. Good commercial amplifiers?
  238. Newbie's first amp - Where to start?
  239. Balanced line with low supply
  240. Are you ready to face strong emotions?.. Dx Blame MKII and the Supercharged release!
  241. DC coupling biasing/switching problem -what's the solution?
  242. interesting amp
  243. Repairing a NAD 2200 Poweramp. Advised needed.
  244. accuphase e-303x
  245. Optical Pot
  246. Goldmund Mods, Improvements, Stability
  247. First Solid State project
  248. How to troubleshoot Citation 22
  249. Help me put this transformer to good use...
  250. 5.1 pcb layout ! New project

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