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  1. can LM318 be changed into discrete circuit?
  2. Parasound A23, Good Deal for Under 1K or No?
  3. Op Amp (OPA134) driven Power Amplifier
  4. speaker and amp distortion
  5. Looking for SONY ST-80F tuner manual
  6. connections to replace balance pot
  7. KP303 fet--pins details needed
  8. Akai AM-U1 modifications...
  9. new to modifying
  10. Proton 930 pre-amp stage not working
  11. Impedance dropping with temp rise?
  12. DoZ Pre Amp Tweak (ESP 37, 37A)
  13. Musical Fidelity A100 problem.
  14. Multiway volume control proposal
  15. identify coupling capacitor in Rotel RA-820BX2
  16. Newbie numpty needs marantz pm66se help
  17. Cambridge Audio A3i problem (have searched)
  18. Transpow PR-240
  19. Add Zener and C to MOSFET
  20. "a thread dedicated to our great dr bora"
  21. Comparing Power BJTs (Sanken, ON Semi, ...)
  22. C-Audio ST600
  23. PS Audio 200C Power Amplifier - Brand of fuse holder wanted
  24. Better Amp: Acurus A250 or Parasound A23?
  25. amp: 4-ch ... stereo with adjustable xover??
  26. new member.say hello to everyone. And show my new 405 pcb.
  27. Problem with tda2030a+tip41/tip42 120w amp
  28. Sony str-de 685
  29. 2sk1058 mosfet amp
  30. Power Planes
  31. Rotel RB991 vs Acoustic Energy 309 - fail
  32. Limiter Resistor of MOSFET Power Amp
  33. Electronic x-over ... Ideas
  34. Extremely cheap headphones amplifier
  35. Pioneer SX-1250 Receiver -- Some schematics
  36. 100R trimpots - best brand for audio
  37. Fixing Adcom's GFA 5500's harshness
  38. blown/not working amp channel
  39. Why is my kenwood home stereo receiver runnin hot?
  40. the ultra Fet Buffer
  41. Nad 352
  42. A dumb question on amplifier power supply and output cap coupling
  43. Re-build my PreAmp Unit, any suggestions?
  44. New Aksa Amplifier build pics - Naksa
  45. Proper placement of additional resistors in Delta 1010 PSU?
  46. schematic for Pioneer M-V3000
  47. Output zobel capacitor types
  48. pioneer SX680 tuner questions
  49. Denon PMA-510AE Question
  50. open-loop gain vs load condition
  51. Manufacturer of Low Noise JFETs
  52. Grunding SV2000 Amp Repair
  53. Jands 216 Mosfet Power Amplifier Info required
  54. Multi-channel amp suggestions
  55. Reason for capacitive coupling in vintage push-pull stage
  56. GAS Grandson driver transistors 2SD525 & 2SB595
  57. Schematic Needed: Adcom GFA 5300
  58. Off board MOSFET's & CCS voltage regulator
  59. Denon PMA 680 R Schematic wanted
  60. Pinging Ian Hegglun
  61. Voltage drop across JFETs?
  62. Ground plane PCB design for power amps
  63. AC Line Current and Amp output
  64. Mark Levinson no.335: Voltage conversion
  65. LME49810 with 2sa1943 and 2sc5200
  66. Crown D-75 amp questions
  67. Musical Fidelity B1 Mk1 inconsistant 2n3055
  68. Project 3A Build - Discussion
  69. Fender amp
  70. Global vs Local Feedback
  71. Mission Cyrus One
  72. value of resistor 616 in a su v2 technics class a integrated amp
  73. connecting heatsinks in series
  74. Ebay 2SC5200/A1943 amp kit
  75. Car amplifiers for sub use in home with PC supply?
  76. Are all four channels of Sony XM-504z same
  77. Luxman LV 112 dead!
  78. Audio problem with IC amp
  79. Polystrene or bust?
  80. Transformer input for Hafler 9505?
  81. DIY Amp recommendation?
  82. Matrix UKP1000 repair/upgrade
  83. Adjusting input sensitivity on Hafler DH-500
  84. Option to High Voltage Medium (Video) and High Power Devices for Output and VAS Stage
  85. qsc topology, but without opamp?
  86. Quad 405-2 Problem
  87. Help to connect powered mixer with amp.
  88. Musical Fidelity B1 MK1 Toroidal upgrade
  89. Faulty denon RCD 35DAB
  90. component identification cyrus 1 tog
  91. What did I do?
  92. Non Distortion?
  93. ▽▔How about DXamp?
  94. CS 800 Repair (with pics!)
  95. Phase Linear 700 series II restoration
  96. Replacement capacitors for Acurus A250?
  97. powering a Subwoofer for mechanical motion - not sound
  98. Polypropylene vs. Silver-mica for Cdom.
  99. Marantz PM8003 service manual
  100. Jims Audio - 30A Speaker Protection Kit
  101. C325bee alignment
  102. HELP: QSC USA 1300 Relay not engaging
  103. Rauch P-120
  104. Levinson 335 /390S Voltage conversion
  105. schematic
  106. It's 2010 and what's your fav VAS transistor?
  107. Ebay relay board for input selector
  108. are these heatsinks suitable?????????????
  109. Newbie with a faulty C320BEE
  110. SAE A502 power amp idling warm on right side.
  111. INA217 Preamp
  112. NAD 3020A - Modern Replacement Transistors - HELP PLEASE
  113. Hafler Iris Data Bus Cable
  114. Musical Fidelity A100 complete schematic needed.
  115. A question about an amp
  116. Can someone recomend a stereo amp please.
  117. Newb idiot trying to save money
  118. Yamaha p2200 blowing fuses
  119. Black Gate capacitor reforming and leakage
  120. Discrete, long life to them.... death for integrated circuits in audio!
  121. The MONGREL (supersym II)
  122. my luxman l-450 keeps blowing fuses
  123. Is this amplifier any good? Asking advice please.
  124. need advice before powering up amps from storage
  125. Harman Kardon "Citation" Series - complete Overview wanted
  126. Thermal coupling SMD's, in the abscence of dual devices
  127. Rotel RA-920AX
  128. headphones output
  129. Velleman amp replacment part query
  130. Sansui AU-alpha607MRX measurement
  131. What is wrong with op-amps?
  132. old kit amp from garage sale - has anyone heard of it
  133. Elna Capacitors
  134. Behringer PMH 2000
  135. Fuse Blowing Amber Series 70
  136. mac Ma5100
  137. Obsolete Transistor Replacement
  138. Rod Elliot P.68 Phase?
  139. amplifier fix help needed
  140. Troubleshooting a Cambridge A500
  141. Adcom GFA 585 faults again
  142. Need the Rega Brio-3 amp schematic
  143. sherwood ax5103
  144. "www.class-d.com" experiences ?
  145. Mosfet IRFP240/9240
  146. Quad 909 transformer sheilding
  147. gallien-krueger MB150s Protection circuit issue
  148. mains quality variation
  149. a...Rotel design
  150. Rotel RA-970BX schematic needed
  151. Leach Low TIM 4.5 bias problem
  152. fake 2sc5200?
  153. Help with diff Amp current balance
  154. Crown XLS402 amp problems
  155. DIY-Gene 60W Class A Amplifier Design
  156. Who has experience with lateral mosfets ?
  157. NAD L53 mod, preamp out
  158. anything good in fake 2sa1943 and 2sa5200?
  159. Am I wiring this correctly?
  160. parasound A51 hum
  161. Nmos200 Amp
  162. Musical Fidelity A1 (2008) power amp clone project
  163. This is functionnal
  164. 200c Amp PS Audio
  165. Wanted: Schematic and information for Harman Kardon Citation B from 1963 or 1964
  166. How to improve an old marantz pm-55
  167. Harman Kardon HK6100 Idling current
  168. Thermistor spec changes?
  169. KSA 200B - E-Bay sort of DOA
  170. Measuring THD
  171. 50 Hz in home made power amp
  172. Parasound HCA 2205A "high temp" always on
  173. Adcom Amp Repairs
  174. No sound on one channel
  175. Help! Rotel rb1080 bias setting
  176. Help needed tweaking my NAD T743 receiver!
  177. What's the skinney on using switching power supplies for Hi-Fi?
  178. Amp is making popping and snapping noises...
  179. Weird sound coming out from my speakers.
  180. Is Mooly's Amp Safe To Build?
  181. Transistor data with sorting
  182. Yamaha A-1 Revamp
  183. Meridian Link Cable for 201
  184. Krell KST100 amplifier output transistors
  185. MOSFET amplifier schematic and PCB needed
  186. Luxman L 480 who designed this amp?
  187. 300W amp, IRFP240/9240
  188. Improving amp
  189. CM915 Power Amp Info
  190. Pre amp response to minimum signals
  191. a 15" ....birthday cake
  192. Help 2SC2530 / 2SA1080 Fujitsu Ring Emitter Transistor replacement
  193. Alternatives to Sanken SAP15 in an Arcam A65
  194. how work this?
  195. Schematic For KRELL Reference Amp??
  196. amp 1000W/2000W, IRFP240/9240
  197. hifidiy.net A20 mini 20W class A Amplifier
  198. Could this ever be functionnal
  199. Any one checked this Mosfet PCB?
  200. 15A50K Pot vs B50K questions
  201. Changing the gain of an amp stage
  202. Behringer Blue Devil GX112 schematic anyone ?
  203. Irfr240/9240 - 500w
  204. Help On LTSpice Tutorial
  205. Sony TA-AX380 Stopped Working
  206. Capacitor radiation
  207. Based on Hugh Dean's AKSA 55
  208. What's wrong with my Onkyo amp?
  209. pioneer sa-6500 ii blown fuse
  210. Behringer model behaving strange...one more point to DIY amplifiers
  211. Getting more Distortion from a hybrid?
  212. OT: how can I measure THD of my amplifier if my sound card is 0,02% THD ?
  213. TGM amp goes 'tubey'
  214. Sherwood S-6040CP Repair
  215. UK Source for Marantz Spares
  216. KSA50 AMP(New production Live in...)
  217. What are the pros and the cons of those 3 vas ?
  218. Insulating Pads
  219. What can I do with these MOSFETs?
  220. beta22 Build
  221. best 60-70W DIY AMP ????????
  222. Post any working subwoofer amplifier here
  223. Powered VAS Amplifier
  224. help on designing/building solid state amp
  225. Can (Elektor) PA300 amp drive 2ohm load
  226. Star grounding with dedicated pathes
  227. Adcom 5500 class A (more not less)
  228. McIntosh MA6900 Integrated
  229. I need help/info! trying to build a frankenstien amp out of two combos
  230. DX Amp Help
  231. VL85 finecheapamp unfinished schematic shared
  232. How to choose a mono block amplifier?
  233. ParaSound HCA-1201A Schematic Needed
  234. I just broke my amp
  235. varying amp input voltage
  236. Meridian 101 Moving Coil modules
  237. Oversized TO-3 TO3 like Yamaha 2SK77 and NEC 2D363 - Overview
  238. Stereo Amplifier with pre Subwoofer
  239. op amp slew rate question
  240. Sony ta-1055 issues
  241. Sanken ST-610 Power TO-3 Transistor Replacement for Luxman SQ-503 (SQ503) ??
  242. Magnetic Enclosure and Solid State amps
  243. Pre-Amp Issues... Denon PRA-1000 Please Advise....
  244. Advice needed on replacing an Adcom GFA 545
  245. Can Feedback Servo Harm Your Amp?
  246. Adcom preamp repair -- advice needed
  247. Power Amplifiers Power Consumption
  248. KT841 and KT826 datasheet, help !!!
  249. Parallel output with/without matched devices
  250. German Translation Needed: Bias Setting for Denon PMA-520

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