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  1. Bryston 4B ST problem.....?
  2. NAD USB RIAA Head and Line Buffer Amp PP-3 (PP3)-Schematic here-but several Questions
  3. Cyrus 2 + PSX set-up question
  4. Speaker Attenuator DIY
  5. Its only need +50V for +/-45V outputs.
  6. Need a circuit to noise test BJTs
  7. Transistor power dissipation
  8. Adcom GFA-585LE 47uf 160v or 47uf 100v ?
  9. THD spectrum and negative feedback.
  10. Optimizing KMP PA amplifier for HiFi useage
  11. Pioneer SX-626 troubleshooting
  12. Transformer Out of Spec?
  13. About ExtremA amplifier
  14. Denon Poa 1500 Help.. Advice......
  15. Transistor power dissipation
  16. Mission Cyrus Two as mono block?
  17. need more speaker power: pre amp or secondary amp?
  18. Amplifier power supply voltages
  19. Cascode input question
  20. Bass Reduction in a preamplifier?
  21. Line 6 Spider III HD75 Problem
  22. Mcintosh autoformer taps.....Switchable?
  23. best input transformer for OPA627
  24. Inside Orange CR12L
  25. Need help troubleshooting Ruby amp
  26. HH scott 440a
  27. Class A Listening fatigue
  28. Need scheme for 400w mosfet amplifier
  29. Differential amplifier hum reducer
  30. Dear members please help me find schematics for "Vincent SV-238"
  31. NAD C326BEE
  32. Output buffers
  33. CKKIII Help
  34. Help! Krell KAV-300i voltage conversion, not jumpers version
  35. replacing power supply capacitors
  36. CAN I USE THIS POWER SUPPLY FOR NMOS200 247 WHICH PSU NEED TO USE?
  37. Updating the Dynaco Stereo 120
  38. Purpose of series input resistor in guitar preamp?
  39. How to add line-in to a guitar amp?
  40. Amplifier Questions
  41. The Composite / Hybrid- Linear + Switching Power Amplifier
  42. Need 2sk135 and 2sj50 MOSfets
  43. monarchy audio SM70 pro
  44. Inputs not working on skytec pro 240 amp
  45. what do you use to clean pcb
  46. technics SU-A4 service manual
  47. Real World TMC/ETMC applications
  48. Luxman A-357 schematic
  49. adjusting bryston 7B ST
  50. Yamaha R-50 IC Amplifier
  51. Help with NAD 7250PE
  52. I attached two versions of apex550w pcb layout which is better? see my last post.
  53. which apex 550w pcb layout is better?
  54. Denon PMA-S10 II input selector shifting by it self?
  55. which amp is this?
  56. Yamaha P2200 DC offset
  57. What to do with old Hafler XL280?
  58. 300w power stereo amplifier with pcb layout
  59. Replacing broken volume control with digital volume control
  60. Luxman sq503x constant static
  61. LTspice square wave and audio amp test
  62. 6 Channel Homebuilt amp
  63. Service Manual Classe Audio CP-47.5 e CA-201
  64. Crown MT1200 turn on click on channel 2?
  65. High-Power Audio Amplifier Construction Manual
  66. Technics SU 8055 wierd problem
  67. Cheapest Solid State Amp?
  68. Crest pro 7200
  69. Can you bridge 2 channels by splitting XLR?
  70. 120 VAC indicator lamp??
  71. Hafler DH-220 Troubleshooting Help
  72. Transistor circuit simulation
  73. Single gain stage transistor amplifier.
  74. TC9361 tweaking?
  75. FET Microphone preamplifier
  76. Help On Op Amp Options
  77. non inverting op amp input impedance help
  78. No sense of imitation GOLDMUND
  79. DC output ?
  80. Tekko goes complementary bjt
  81. Graphs of Ic and Vce for OC35, BC115 and BC126
  82. HCA 2003a balanced input mod
  83. Amp failure modes, preventing driver cooking
  84. Repair of Crown Micro-Tech
  85. Sansui 551
  86. Hum in NAD 7020
  87. Anybody ever used the mosfet body diode as a rectifier?
  88. Matching 2SC2922 & 2SA1216 Outputs In 8000P
  89. Wiring in Topaz 96610-11 10kva Isolation transformer UGH!
  90. Converting Pioneer VSX-D512 to greatness
  91. A tribute to the late Prof. Leach (LX amp / voltage stage)
  92. crest cc4000
  93. Is fairchild SS9014 a good LTP choice. ??
  94. High power single supply amplifier?
  95. A different (?) line level circuit
  96. Feedback arrangement in vintage 50W amplifier
  97. Amplifier with 2N3055
  98. Looking for Metal Can Equivalents of MPSA42/92, BC182B, BC546B, BC556B, BC449A
  99. KENWOOD/CAR AMP PS150
  100. NAD 3020A Loud pop on switch off
  101. Classe DR-3B
  102. Where in the UK is a trustworthy place to get 2SC5200 and 2SA1943's?
  103. Krell KRC powersupply
  104. ins and outs .
  105. Phase margin with capacitive load
  106. quad 77 amp dead!? help needed
  107. Help finding lightspeed schematics for 2009 green PCB
  108. Complementary to BC115
  109. 2 Speed Fan Controller
  110. square wave oscilloscope question
  111. Power Cord SOCKET for Power Amp Main Con. REWIREABLE-Ultimate Quality and Standart
  112. Transistor Code Marking/Logo S Over H, What Brand?
  113. Need borbely EB-199/320 schematic
  114. MOOLY, HELP HERE!!!
  115. 2SA1361 Transistors
  116. Good Source For Vishay-Siliconix/Motorola 2N5565, or 2N5564 Dual Jfet?
  117. Nytech CA 202 schematic or Servicemanual?
  118. Mounting heatsinks upwards,, yay or nay?
  119. Gigawork F5
  120. ONKYO AVR401: distorted sound in one channel
  121. Subwoofer Amplifier
  122. Luxman M120 distortion and squeal
  123. Crackly sounding amp in powered sub, any thouhts?
  124. Rig an onkyo to be always on mode
  125. Output Power PP AB Stage - Value of Emitter Resistor for thermal Bias Stability
  126. filter recap issue
  127. Massive amp modification - basic questions - Rotel RB991 donor
  128. Motional/active feedback in the car?
  129. Analysing power requirements (Class-A+C/AB2)
  130. wharfedale amplifier schematics
  131. 1000W amp diagram?
  132. please get amp diagram
  133. Input selector Elektuur EPS 86111-1 & -3
  134. Luxman LV104u
  135. Hill Audio Chameleon 1400S/ Dynaudio A-1
  136. Simple mosfet amplifier
  137. Choosing current for LTP?
  138. Proton AM452
  139. does this mosfet schematic looks promising?
  140. Harmon Kardon Citation TwentyTwo Power Amp
  141. Counterpoint SA-100 Head Scratcher
  142. QED A240 schematics?
  143. Grounded Bridge amp, Eagle 7
  144. Amp Advice
  145. Optonica SA-5207 repair
  146. Speed of BJT's or Fairchild vs. NXP BC550
  147. alternative for STK3102-IV
  148. NAD 1020 preamp mods anyone?
  149. 2-Band Baxandall Tone Control
  150. transistor tone control schematic
  151. Issues with Adcom GFA-545
  152. Alchemist Forseti APD21A Pre Amplifier PSU
  153. Robertson Forty Ten noise problem
  154. Preamplifier Power Supply Problems
  155. Adcom GFA565 Cap question
  156. THD in LTSpice ?
  157. Class A schematic for 53VDC power supply?
  158. PSW-D110 C6 cap
  159. SEPP LITTLE SOLID AMP
  160. Behringer A500 thumping in one channel
  161. GE 41011 transistor
  162. Questions about the 2-pole compensation VAS
  163. RA7502 Input Board Biasing
  164. 120v or 240v For XA160.5?
  165. Threshold stasis sa-3.9e
  166. TO3 final P3A
  167. LOOKING FOR YAMAHA A450 SCHEMATIC
  168. Question about wattage of resistance in parallel
  169. implement CCS on a BJT darlington buffer
  170. MPA 3250 Amp
  171. Pioneer SX-1280
  172. Japanese to English translation
  173. Genuine Sanken 2SA1216 Supplier
  174. IRFPS37N50A or IRFBA22N50A as o/p devices
  175. Goldmund Mimesis 3 Clone, World's Best Amplifier!!!!
  176. how to distinguish phenolic pcb from the appearance alone?
  177. Needed: single transistor audio amplifier with positive feedback
  178. Leach amp - need suggestions for output relays
  179. My First Amp
  180. Musical Fidelity A-1 in A/B class?
  181. Sansui Au-505 Schematic Needed
  182. Main On/Off Power Switch for various NAD Amp Models
  183. Question regarding differential amplifiers
  184. Help needed for guitar preamp/power amp schematic.
  185. Opamp/transformer headphone amp
  186. Geddes' amp on this load?
  187. Buzzer circuit?
  188. :'( please help
  189. Crown D-75 Amp
  190. Luxman L-116a Caps
  191. Cheap and Easy Soft Start?
  192. REVOX B750 INTEGRATED AMPLIFIER SCHEMATICS
  193. opinions
  194. Schematics/service manuals for Technics SU-G91?
  195. Pioneer VSX-9500S A/V Receiver under maintenance, need support...
  196. Well Behaved Amps
  197. Arcam Alpha 10 with DAVE, Help wanted!!
  198. Transistors for Sansui AU 717 power supply
  199. MooseFET Preamp Problems
  200. Rail Voltage chart for Amps
  201. Aloia Preamp Repair?
  202. C-Audio RA3001 Diagram?
  203. Inductor wrapped around resistor - what for?
  204. TNT Preamble Modification
  205. AV Receiver turns on for a second, then turns off
  206. Questions about CSA/UL certification of a commercial fully built amp.
  207. Potentiometers
  208. ARTA Settings - Please Help
  209. Phase issue ... advice please
  210. CA 640A + miniDSP Tape in question?
  211. Wharfedale 2050A Integrated Amplifier
  212. Help choosing the right amp?!
  213. Resistors, metal film or metal oxide?
  214. Why are Power Transistors so slow?
  215. which is better for volume control
  216. 60vdc max
  217. Forte Model 44
  218. High-Power Electrocompaniet clone
  219. Removing tone control circuit from Hafler DH-101
  220. Sony STR-DE915 schematic?
  221. EP2500 overheats immediately - bias adjustment?
  222. How to combine the left and right channels with out making everything mono?
  223. HELP! Struggling to find the right amp!
  224. p3a amplifier debugging
  225. Using 6ohm speakers with Audiolab 8000a MK1
  226. AudioSource Amp Two
  227. 2SC3854 in JLH 1969 Class A?
  228. Bipolar capacitors...replacing BG NX
  229. will pay for Belles 1 Series amp info & Schematic
  230. Simples for you experts (fan)
  231. Grundig SV 80M
  232. How much VAS current to drive a pair of lateral FETs?
  233. Fairchild FJA4310
  234. preamp opamps
  235. AVM Evolution M4 or M5 ?
  236. Upgrading a 1994 amplifier
  237. DGE transistors, 2SB737?
  238. Where can I buy old capacitors?
  239. Can someone help me with transistor recommendation?
  240. Need a schematic for an Eico Cortina 3150 integrated amp
  241. Audio level detection - (AGC with comparators)
  242. Hafler DH-500 Inrush Limiter...
  243. Distortion in Sunfire Amplifier
  244. Experiences with class-d.com ?
  245. MPS-U10/U60 replacement
  246. Formula to calculate output power
  247. Adcom GFA-7000 Amp Issue (Need Advice)
  248. Quatre Gain Cell Amplifier
  249. landscape powered speakers?
  250. When you've built your amp

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