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  1. Guitar Amp Repair - Part substitution
  2. Schematic Diagram of nad 304
  3. Trying to figure out how to get rid of noise, help is welcome!
  4. Unusual
  5. Solder mask
  6. Goldmund Mimesis 7.5 pre - Good ?
  7. P3A transformer question
  8. Bipolar/MOSFET CFP output stage
  9. replacement for 2sb649/2sd669
  10. transformer ratings... pls help
  11. simplest and cheapest sub amp >250W?
  12. 80~100W bass amp
  13. Need Advise on Amp with +/- 20Vac
  14. zen 4 pcb real conection needed. help..
  15. Shutdown noise
  16. Cascoded jfet buffer
  17. thanks for inf.
  18. ??10-40w a or single ended solid st amp? any suggestions?
  19. Krell KSA 100 schematic, resistor value question
  20. Looking for simple active XO design
  21. JBL/Crown car amp, class I?
  22. Rotel RMCD910 circuit diagram Wanted
  23. TrickyTransfrmers-2windings for sub amps
  24. Input stage zener diode ?
  25. Who makes M5F7805L Please??
  26. Another Leach amp offset problem!
  27. Need easy class A amp recommendations
  28. Help with Soundcraft schematic.
  29. biamp and active crossover
  30. Calculation of power required by driver
  31. Bruell amplifier?
  32. Sony TX-183S replacement/datasheet ?
  33. Regarding the Performance of Capacitance Multiplier PSU
  34. DIY Phono Pre-Amp Recommendations ?
  35. Fully differential power amp.....Help.
  36. 2SJ75 datasheet want
  37. check my preamp + supply
  38. Pioneer SA-508 Schematic
  39. Baxandall series
  40. input switching
  41. Aragon 4004
  42. Fried JLH MOSFET
  43. Sidewinder attenuator
  44. Help desperately needed with find
  45. Rifa Peh169
  46. 2SJ201/2SK1530 in AV800 amplifier
  47. Is increasing PCB copper' thickness through galvanization a good idea?
  48. transistor placement on a heatsink
  49. read please
  50. Power supply schematic
  51. request: PCB of P68-300W
  52. Amplifier -adding extra output devices
  53. Anyone tried a series of Gold Cap
  54. Amp Project help.
  55. Irfp240
  56. speaker out ---> amp in
  57. Voltagr Reugulator NOISE
  58. Grounding your amplifier?
  59. Amplifier Feedback Resistor Location?
  60. a TraxMaker question
  61. Estimating Power Supply components values
  62. Output stages with gain Enhance Slew rate
  63. Is this schematic wrong?
  64. Paralleling or Cascading Power Supply Filter capacitors question
  65. Crown sa 20
  66. Any ideas for +12v regulator ?
  67. 300w sub amp help
  68. gainclone vs P3a
  69. Schematic
  70. Looking For Quad33 Schematics
  71. Not just repair but renovate
  72. linkwitz-riley crossover
  73. Treble Control
  74. IRFZ14's What to do with them?
  75. Goldmund DC offset readjust ?
  76. Modifying DoZ Preamp to unity gain
  77. Power Supply for STK4048XI
  78. Op amp's performance to voltage
  79. IRFP240 - T0-3 replacement ?
  80. Reasonable source for toroidal transformers
  81. N-channel only output devices in a power follower.
  82. Any Suggestion Upgrade My Amp
  83. Would it hurt if you did not use your.....
  84. Recycling parts
  85. Elliott Sound - "The Project 3A"
  86. Where to get those great power connectors
  87. Upgraded MJ amp.
  88. Power Supply Idea
  89. Electronics CAD software
  90. Help me choose first project
  91. Opa502
  92. Speaker Relay
  93. Links to Japanese schematics?
  94. Nakamichi PA5 MKI
  95. line splitter (active/buffered) advice?
  96. Power Supply problems
  97. 50 Output Stage Transistors?
  98. simple capacitor-less amp
  99. Will this Bi-amp Xover idea work?
  100. HQ tone regulator needed
  101. A fried Krell-any help?
  102. Advice on PS conversion
  103. New Amplifier circuit - Problam
  104. How to mix center chanell with R&L?
  105. DC-current
  106. Driving double coil woofer
  107. Problems with Rod Elliot's Project 05 (power supply)
  108. Differential Input Stage - Question
  109. op amp recommendations
  110. driver stage for CFP output.
  111. On board effects to a guitar?
  112. PCB Layout for Hiraga Le Classe A?
  113. Help:How To Reduce Transformer Output Voltage?
  114. Need advise on this amp...
  115. What’s your recommended favorite DIY amp?
  116. Best $/Watt Switching PSU
  117. Some questions on MOSFETs
  118. AV amp switching relay
  119. P3a vs outlaw audio amps
  120. low level converter
  121. 1st amp (and preamp) kit recommendations ?
  122. Super isolated power transfomer for pre-amp.
  123. 50w @ 8r / 100w @ 4r / 200w @ 2r
  124. Vandersteen 5A Sub Amp
  125. Amplifier Question - Predriver stages
  126. Good BJT for 3A operating current?
  127. Single device (BJT/FET?) amp?
  128. Mosfet Class A drive: Low voltage sharp attack Vgs :VS: Smooth gentle Vgs.
  129. 47 labs gaincard transformer
  130. stk4050 parallel
  131. From two amps stereo to single amp balanced?
  132. bending leads
  133. Need advice on replacing caps in amp P/S
  134. Capacitor Question - Amplifier/Power Supply
  135. car amp help
  136. The first Class A amp
  137. Where to put diodes on Leach amp?
  138. Quasi-complementary Hexfet monstrosity.
  139. 200 Watt Lateral Mosfet Amplifier and irfp240/9240 (segue)
  140. Strange Switchercad behavior
  141. Krell KSA-100 question
  142. Transistor info (2SK,2SJ...)
  143. 200 Watt Lateral Mosfet Amplifier and irfp240/9240
  144. square wave in = square wave out
  145. Rail-to-rail power amplifier
  146. Running the KSA-100 in Class A/AB?
  147. Phase coherent, low cost, 4th order XO
  148. offset probelm in bugle phono preamp
  149. 50W FM Radio Amplifier
  150. power supply question
  151. Modifications to the Adcom 535 or 555?
  152. A new ESP 3A amplifier!
  153. gain, signal transmission, ect.
  154. Cascaded Switching Regulator Stability
  155. How Diyaudio.com preamp going?
  156. Heatsinks
  157. For jcarr: PSRR of AD797
  158. Series Caps in Power supply
  159. Help with Yamaha Pro-Amp
  160. Need amp recs for active dipole speaker project
  161. PSRR, topologies, device characteristics
  162. What do you think of this lm3886 circuit...
  163. Can This Amp Be Modified???????
  164. How to make 2*15V secondaries to 1*30 V?
  165. LC Audio ZapPulse modules: Worth it? Anyone use?
  166. pic of my last power amp
  167. Madrigal internal photos
  168. Small Quantities of TDA7293 in US?
  169. Parasound schematics ?
  170. What about this amp design ?
  171. Momentary relay driving circuit
  172. P3A 'bright' ideas?
  173. LC Audio ZAPpulse - power supply
  174. Isolating each Mos-Fet?
  175. any one know if the Alesis RA 300 amp can be mod ?
  176. High Quality mic amplifier for Panasonic WM-60a electret?
  177. more help, power supply issues
  178. Capacitor question...easy one
  179. Cost effective upgrades
  180. Strange amp behaviour....
  181. Transistor Comparator ?
  182. Kenwood KR 3130
  183. can i use these xformers for aleph-x?
  184. please help a student out
  185. Chord with PIC's
  186. kenwood reciever 1060vr
  187. P3A turn on current surge
  188. Need some rec's for nominal power, nominal cost amps
  189. Bryston Scehmatics
  190. Smaller transformer for lm3886 amp?
  191. Synth suitable filters !!
  192. Feedback network silences op-amp resistor noise
  193. measuring amp output voltage
  194. Any idea what Amplifier this is?
  195. Bridge amp feedback
  196. Lead (Pb) And Pvc Free Caps.
  197. Amplifier Rail Detector - Protection Circuit
  198. Having trouble building a power supply for a phono preamp
  199. ClassA question for the enlightened...
  200. What to do with these MOSFETS?
  201. Square-Wave Testing
  202. Tda1518bq
  203. Stk4141v
  204. Pls Help... Capacitor Mounting
  205. sub amp mod - defeat the low-pass filter?
  206. Heathkit AR1500a modifications
  207. BOAK Power supply
  208. Interesting amp building experience... BANG!
  209. put my pre-amp together and now the left channel is playing distorted :(
  210. Lost in [net]space
  211. Opamp Decoupling
  212. New kind of compound emitter follower?? or - another weird circuit ;-)
  213. My amp is completed !
  214. OPA658 socketable?
  215. Problem putting together my preamp (simple) - please help :)
  216. transistors
  217. Adjustable regulated power supply
  218. MJ11015 Question....
  219. IRFP240 Questions
  220. can i use a 50V DC power supply
  221. multimeter
  222. Surfboards adapters
  223. NAD 306 Schematic!
  224. New pre-amp kit just arrived in mail
  225. OPA541 subwoofer amp
  226. How do the pros hookup differential amps to o-scopes?
  227. Power output into small loads
  228. 2 Ohms stable Transistor Amplifier...
  229. Balanced / Differential Input Question
  230. Opamp with x10 gain and bootstrapped supply rails.
  231. DIY active cable
  232. Amp on indicator (on speaker)
  233. JFETS in differential pairs.
  234. Rc1556t
  235. XLR's as speaker binding posts?
  236. Amp on fire
  237. AC mains filtering question
  238. cleaning my volly pots
  239. strange transformer failure mode
  240. Rail Voltage Failure Question
  241. 2n3055
  242. Something for our friend in Israel
  243. Aiwa P80 circuit diagram
  244. Help with FET's
  245. protection
  246. ta-fa3es fried resistors?
  247. Problems with Crescendo ME - Need help!
  248. LM12CL 80Watts Opamp
  249. Kit recommendation
  250. Matched PNP/NPN dual transistors

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