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  1. should i have a dc voltage across my spring rev. input?
  2. Interesting Site
  3. yamaha CA-510 amplifier power supply issue
  4. Hill Audio Multimix
  5. Diagnosing & Fixing a Ground Problem
  6. james bongiorno Amp. question
  7. Abnormal Clipping Need Help~~~
  8. Anyone else using an older flagship receiver for active amplification?
  9. RCA stav - 3990 powering off
  10. help:schematics for a Denon SA-3350 int amp
  11. Leak Stereo 30 Overhaul... Worth it?
  12. Solid State Amplifier - Overview of all Canadian Companies wanted
  13. Linear Audio Inc. - currently Website wanted
  14. Arcam Alpha 9p blowing fuse
  15. Burnt power transistor
  16. SE Mosfet line stage with transformer output
  17. Please help me troubleshoot Niles Audio SI-1230 12 channel amp
  18. Help A Dummy: in simple language please.
  19. don't try this AMP at home
  20. Resistor Identification Help
  21. Suggestions to replace ?
  22. composit amplifier NE5534 swap
  23. JFET Phono Pre-amp clipping
  24. very heavy J-fet
  25. Switch to run a pair of speakers from 2 amps
  26. Dr. Leach Amplifier (commercially being sold?)
  27. A760II schematic needed
  28. question about germanium based amps
  29. A certain HAL Amplifier
  30. help split power supply
  31. Zero negative feedback
  32. pioneer a 88x can it be tweeked ??
  33. Multiple transistor heat dissipation.
  34. CXA1297P Specs
  35. Hawksford cascode experiences please
  36. Mute Logic for LDR volume control
  37. Amplifier project
  38. Substitute for BUK437 MOSFET
  39. How do i calculate the impedance?
  40. Static on Right Channel Realistic SPA-100
  41. 2sa970 - 2SC2240 replacement in SOT23 ?
  42. Bryston 2B, buzz.
  43. Australian Mosfet amplifier
  44. Is the PCB ok?...
  45. Marantz SR4120 not holding station presets
  46. bk st-140 burned resistors
  47. Pioneer SX-424 QUestions!
  48. Disturbing noise from a channel!!
  49. Heatsink top quality!
  50. help with mic preamp
  51. New to this... modded Acurus A250 w/issues
  52. Help cannot identify Amplifier Power transistor
  53. Problem with Fender Frontman 212R amp
  54. Unique way of muting for thump prevention, outside audio path.
  55. Schematics of Luxman L-505u?
  56. 2sc2240 as 2sc458 replacement
  57. Dx MkIII boards.
  58. Need schematic for Denon pma 250
  59. CFP Buffer
  60. Electrocompaniet aw-100dmb
  61. LM1877
  62. Fisher Amplifier Question
  63. What is difference between two circuits
  64. Measuring caps without ESR
  65. dx amp 33v psu
  66. Crown psa-2 Problem
  67. DC servo
  68. "Inverted" (not 'Inverting') Output Stage
  69. Rega Elex problem pointer
  70. Rega Mira Clamshell ~ circuit required
  71. Faulty HH Electronics MXA100
  72. Exicon lateral MOSFETs
  73. ESS Preamp + Amp Repairs Question?
  74. Amp repair help
  75. Halcro
  76. Hafler DH 500
  77. QUAD 520f dc offset
  78. Twin mono by combining stereo outputs
  79. "State-Of-MOS": 200W Ultra Low Distortion Pure FET Amplifier
  80. New project....Sony STR6065, Schematics needed!
  81. My JLH-2005
  82. Carver M-500t repair help.
  83. portable ipod dock question
  84. Phase Linear 300 (series2) output transistors.
  85. Coupling caps on long wires
  86. need help akai aa 1200 reciever
  87. What kind of BGW's final amp. module, is this ?
  88. clean 11 Vrms for 600ohm load
  89. JBL 5234A vs 5234 Frequency dividing networks
  90. AMPLIFIER beginner questions..
  91. Neg Rail on JLH Amp Output
  92. Fet based phase splitter?
  93. boom box idea
  94. NAD P2100 amp with power envelope
  95. output transformer for on solid state dual channel for THD reduction
  96. 5.1 amplifier speaker protection
  97. Chevin Research A1000 schematic required.
  98. Who can give me a version of filter pro 2.0
  99. My invention ? Did I invent this amp ?
  100. Help needed: speaker internal amp blows fuse
  101. Budget DIY Pre-amp with MP3 Player (and FM Tuner)
  102. Overview of Solid State Amplifier Brands from where it is impossible to get Schematic
  103. Overview of all Solid State Amplifier Brands, where are SM's/Schematics available
  104. Nad 3020 Modification from 1982
  105. O2 power on trouble
  106. Leach amp powering up trouble
  107. Arcam Alpha 5 Amp - Replace Alps Switch Button
  108. Rewiring transformer on a McCormack dna for 220v
  109. PS 2 Input Components ..
  110. Re: Re-adjust the Bias of Power Amp
  111. Hissing amplifier (in Meridian M10s) help, please.
  112. Can I increase capacitance on these TONE BOARD caps?
  113. Class D amp modules
  114. PS Audio 100C care, feeding, speaker cables?
  115. Home Theater Receiver crossover network
  116. Looking for SAE items to purchase
  117. L20 V8
  118. Creek 4040s1 strong buzz in one channel
  119. 12 Watt amp, guidance required
  120. Nakamichi CA-7A Clicking sound
  121. where to buy?
  122. Here's a challenge....
  123. left channel won't work on JVC integrated amp
  124. KRELL FBP 200
  125. Stereo IC amplifier for better quality?
  126. Mini Class-A SE amplifier needed
  127. BJT, MOSFET or JFET? Which sound better in class-A
  128. F2J schematic needed
  129. Help wit hk 3490
  130. Behringer EP1500 w/ passive chassis?
  131. Sanken transistor meltdown
  132. LTspice Model incompatible ?
  133. Bootstrapping
  134. Determining the polarity of the speaker outputs on my amp.
  135. When to re-cap?
  136. Vertex Amp By apexaudio
  137. Inflated Class A power claims
  138. Sanken SAP15PO vs SAP15PY
  139. Phono-preamp with a built-in headphone output
  140. Leach Low Tim Blew Outputs
  141. audiolab 8000P - one channel dead - transistor SC2911 looks toasted - (newbie)
  142. Adcom GFA-555ii Repair/Rebuild
  143. Marantz 16 80W - What to do?
  144. Sub Amps: XTI4000 and Peavey CS4080HZ
  145. [Absolute Zero] Design Amp with minimum component (understanding too)
  146. Metal Film vs. Bulk Foil resistors
  147. randall rh200 sc
  148. Can I nominate myself for an audio "Darwin" (Hafler repair)
  149. Yet another bulb lamp amplifier: the bulbamp
  150. Help STK 4122 mute circuit
  151. AVM competition amplifier
  152. Jeff Rowland Coherence One Schematic
  153. Kenwood KA-59 Schematic
  154. Switching loudspeaker with relay
  155. Technics SU-V560 problem
  156. Db technologies HPA2800-repair
  157. how many amps ?
  158. gain linearity
  159. Bridged amplifiers...
  160. How much Class A in a class ab amplifier
  161. Choke power supplies for Class AB Power Amplifiers - which Rules for Calculating ??
  162. MJL3281/1302 based amplifier ?
  163. roberts 83i vs bose wave
  164. SOS... problems with Lehmann BCL ("Lovely Cube")...
  165. Pioneer A400 Volume pot, connection advice needed
  166. Mismatched hFE... important?
  167. which value fuse is needed for primary
  168. The Edwin A+B amplifier - article wanted
  169. Audiolab 8000 lid 'screw' required please....
  170. Safe Voltage for one pair of Sanken SA 1216 and SC 2922
  171. Onkyo A 8067 with low volume to one speaker
  172. LT1166 Mosfet driver - once again
  173. Adding pre-out to an integrated amp
  174. 12v Trigger From Amp
  175. Advice on repairing clamshell Rega Elex (Brio/Mira/Elicit)
  176. Dynamic Head Room
  177. Looking for info about low-noise preamplifier
  178. Schematic Montarbo 118 SA sub.
  179. Musical Fidelity X-A50 Mono Power Amplifier Clone??
  180. Krell S300i Integrated Amp "Made in China" which Factory?
  181. Monrio from Italian (Stan Curtis Design) - what is the new brand name?
  182. Strange bias problem
  183. Single BJT VS JFET Preamp
  184. Repair help requested - Creek 4240SE
  185. help fixing kenwood ka-701
  186. Yamaha RX-V590 faults
  187. Seeking comments on Borbely DC-100 project
  188. Poor input circuit?
  189. Musical Fidelity X-A200R Interrupts During Playback *help*
  190. Amplifier Audio vs PS ground
  191. Amplifier input's low pass (RFI filter), and other questions
  192. My new design or updated old one
  193. And now, for something completely different: Eico Cortina 3070
  194. Does a metal/conductive enclosure need to be grounded in order to shield?
  195. ground symbol confusion
  196. Amp efficiency
  197. Levinson ML-2 distorts randomely
  198. Lateral mosfets and source resistors
  199. dynaco PAT4 modifications
  200. High Power Amplifier with LM391-100
  201. IXYS devices: how to buy them in Europe?
  202. How easy is it to put a 1/4" input on an O2 amp?
  203. Marantz 2245
  204. Limitation on floating PS/circuit
  205. Designing unity gain poweramp
  206. Sugden P51 schematic
  207. Denon AVR-3300
  208. Yamaha A-550 lamp replacement
  209. advice appiciated on clean neutral neafield amp
  210. Levinson ML-2 or Threshold SA/1
  211. High DC offset on DH-220
  212. Real substitute for P80NF55?
  213. Substitute for BF862
  214. TDA7294 Bi-amp DIY
  215. Elektor 1976 article wanted
  216. L20 AMP。use only two NJW0302G
  217. what tx needed
  218. capacitor before bridge rectifier
  219. Improvement of Darlington-Output Stage in Hiraga Monster or 20 W
  220. 500v/uS slewrate, really?
  221. PAT-4 Bass Control
  222. 2SK170 Equivalent
  223. What's your thoughts about this "star grounding" design?
  224. Transformer as Voltage Amplifier
  225. Slow failure of NAD 7225PE. Suggestions?
  226. Symasym and RF noise (?)... Ehm... Need help...
  227. Rewiring Protection Relay
  228. Help with Technics SU-Z45!
  229. is Technics SU-V50 worth repairing...
  230. Audire ... Oh Dear !!
  231. Krell KSA-50 Clone Output transistors
  232. This novice needs help with Voltage divider
  233. Does Potentiometer affect cutoff frequency
  234. Matching MOSFET transconductance
  235. marantz pm 7200 left channel distortion
  236. Onkyo TX-SR501 riddle - no sound but it works in every other sense...
  237. powering up amp and pre-amp
  238. simple softstart
  239. Level pots and degrees of attentuation
  240. Beomaster 4000 fixing help + ideas please!
  241. Carver M-500T Bias adjust question
  242. Magic in "flat earth" amplifiers (Naim, Exposure)
  243. Quasi Nmos200 blowing fuses, and FETS's...
  244. Equivalent transistors
  245. I love jfet input
  246. superconductivity and audio ideas Ė letís brainstorm
  247. Circuit of Musical Fidelity A1, Any one has experiences?
  248. PCB for this Loudness circuit - Help!
  249. Scored a Crown Powerbase II
  250. a breakdown of the component part function for a tda7384 amp ic circuit?

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