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  1. Replacment for IRF064N
  2. class A simple design with constant current source
  3. Hiraga 30 watt. Advice needed
  4. ultra low power op amp
  5. yamaha B-4 amplifier
  6. OEM car amp, increase output??
  7. P3A 100W layout - comments?
  8. Low Power Design Suggestion?
  9. HP 6269B 0-40V@0-50A REGULATED DC POWER SUPPLY for DIY amplifier
  10. Need help with 60hz hum/ground loop. Schematic attached.
  11. Sansui AU-6500 died on me :(
  12. Help Needed - Sub Amp Died
  13. PCB layout problems
  14. Vecteur cable designate from an old speaker cable (e. g. for YBA) wanted
  15. Puzzling out of balance problem
  16. I just designed an amplifier to power big speakers with small voltage!
  17. Which NAIM clone
  18. Krell KAV300i and Energy Veritas 2.1 speakers
  19. Bakoon Amplifiers ~ Slipping Under the Radar of DIY Audio.com!!
  20. Schematics for Micromega Tempo 2 amplifier
  21. Schematic needed for Focal 2.150 LE car amplifier
  22. Offset monitoring
  23. Power module for class A single ended amplifier
  24. Help diagnose Rotel RX-304 receiver - right FM channel faint
  25. 400Watt PA "SAFARI"
  26. Thump on power up, pop on power down
  27. Precision Acoustix 250
  28. best practice for grounding components?
  29. using 220v amplifier in car with inverter
  30. How to stop turn on pop noise in speaker
  31. Highest Quality Era? 70s, 80s or 90s?
  32. Cambridge deal
  33. Interesting old amplifier FORD branded ONKYO
  34. Technics SU-V7 - some questions.
  35. LME49830+LatFET, yet another for design review
  36. Turning back to solid state- is it a right outcome for horn speakers?
  37. All Hitachi Lateral Fet amplifier for DIY described by Paul Kemble
  38. Reverseengineering an HK_Ottala
  39. help with phono stage circuit design
  40. Samson SX1200
  41. Suggestions for a low power, 2.1 channel kit/schem?
  42. SPAIN AMP
  43. ceramic capacitor
  44. CFB-CFP amp development
  45. Relationship between Supply (V) & Output (Watts)
  46. DB HPA 3100L Power Amp
  47. Stereo RCA- mono phoenix on amp? Help!
  48. Anyone use this fan to mod the EP4000
  49. Sony TA-VE215 sound cutting
  50. how to get more Bias current from LME49811?
  51. Circuit ID
  52. NAD 3020
  53. Help Needed: Excessive DC Offset/Imbalance - Rotel RB-990BX Power Amp
  54. 32 output devices ffor 60W in Luxman M800A
  55. Sansui AU-217 - Weak Left Channel
  56. unusual amplifier topology jfet
  57. Sansui BA-2000 Powers On But No Sound
  58. Trouble with Aragon 8008bb
  59. Sansui AU-D101
  60. High-voltage-opamp based amplifier
  61. Qtx powered speakers...
  62. Opinions on the eBay amp modules - EBB250
  63. Having some trouble with an overheating amplifier on one channel
  64. Amplifier using mosfet irpf9240 ispf240
  65. Phase Linear 400 VU Meter Connections
  66. Realistic MPA-200 schematic
  67. What Caps To Use?
  68. Class B amp for Heavy Metal guitar
  69. Effective slew rate and output inductors
  70. autotek mean machines 2000wts 4 ch.wont turn on..
  71. OP AMP question
  72. AUDIOLAB 8000 A bias issues
  73. using home amplifier for car
  74. Transformer output on 5-15W Class AB Amp?
  75. speaker coupling and power supply caps
  76. Capacitor condition
  77. Advice on converting Yamaha B4 stereo to monoblock
  78. Separation of amp/pre-amp?
  79. Diff_EQ
  80. Dynamics? how to get very good dynamics
  81. Motional feedback amplifier based on Philips 40 wats amplifier 1970s
  82. on its own ?
  83. I destroyed my NAD 3020i, help guys
  84. Armstrong 525 distortion on one channel
  85. Marantz 2275 vol. pot problems
  86. Main Filter caps upgrade ?
  87. Replace NAD 3020 resistors
  88. Class B wandering toward Class A?
  89. Hiraga le prepre - low Rbb?
  90. Nad 712 heat sink HOT
  91. Vintage Tehnics amp rectifier replacement
  92. Dynaco ST400 came my way!
  93. LME49810 PSpice Model available at TI
  94. I finally made a good working transistor amplifier
  95. Best Amp for 500 or less
  96. To make this amp sound better
  97. AV amp problem
  98. Irf510 mosfet amp
  99. sherwood s9910 schematic needed
  100. See Saw
  101. Interconnect between test gear and amplifiers etc
  102. Op Amp buffer/amplifier, quasi-complementary, need advice.
  103. AIWA AD-WX808 MOTOR
  104. Maplin 150w mosfet amp. bridging?
  105. for ultimate fidelity pushpull or single ended?
  106. weak bass output from adcom gfa 5500
  107. newbie troubleshooting
  108. Help Needed with simple hybrid microphone pre-amplifier
  109. NoGNFB integrated amp with Ge transistors at output
  110. Faulty Sony TA-F6B
  111. Nad 214 DC on output
  112. sx-Amplifier
  113. Need help to simulate my MOSFET Amplifier using TINA
  114. Resistor Alternative
  115. single ended design with SJEP120R100A?
  116. meracus intrare
  117. Quad 303 Upgrade - How far is too far?
  118. Class B guitar amplifier questions
  119. After seeing this my wife started why cant we use this in kitchen...
  120. Low power Sub/crossover
  121. What are 'safe' resistors?
  122. Sansui AU-555A Dead channel
  123. Blow out! :-)
  124. NAD 3020A Preamp Woes
  125. Theta service question
  126. MJ15024s for Hill LC1200
  127. Trying to understand vintage amp design
  128. this amp kit any good?
  129. bias help
  130. Roksan Kandy MKIII schematics
  131. Any reason why opamp based current sources arent uses?
  132. Hiraga super class A with SJEP120R100A?
  133. What a pig to fix.
  134. Focal amplifier heating too much
  135. Pioneer SA 9500mk1 arching sound
  136. adcom gfa 5200 thermal protection problem.
  137. Jean Hiraga Superclass A 30Watts why does one need 1.2F caps?
  138. replace adjustable regulator with fixed?
  139. What causes this 360 phase shift at ~20khz?
  140. Did you build this amp?
  141. qsc amp 1200w
  142. need a hand with TPA3123D2EVM -works with hand on ground
  143. 1000w mosfet power amp
  144. What type AC coupling capcitors do you use for input and output stage?
  145. what a LME49811 class A amplifier with 50watts into 4 ohms or more
  146. Front end help
  147. Pioneer VSX-D507S no Front Right output
  148. Need most simple MOSFET amplifier
  149. Op amp based DBT bias control put to test
  150. New Electrocompaniet AW120 clone
  151. Buzzing power amp - DC blocker has no effect
  152. Electret opamp gain problem
  153. Soundcraftsmens lack of bass. Feedback cap??
  154. What do you guys use to enclose your amps?
  155. OPA627 as input stage? Output can be BJTs..
  156. Cheaper place to get transformers than digikey?
  157. What is a good way to measure peak watts I'm using during music?
  158. Musical fidelity A1 all recapped but sounds muffled
  159. Shutdown noise with BK ST140
  160. Cairn-EZO from France - new webaddress wanted
  161. Acoustic Research Integrated Amplifier A07 - Schematic wanted
  162. Problem with Yamaha RA-200 amp! Please help!
  163. Arcam Alpha 3 - desolation row?
  164. dc offset help!!!
  165. Krell KSA50 Clone Information Please
  166. denon avr3802
  167. How to use this lateran mosfet for parallel operation
  168. ESD Bench mat. How much coverage??
  169. infinity rsiiia with bridged adcom 555ii's
  170. Bad things about using a CC output stage besides inefficiency?
  171. Studiomaster 1500E HELP?
  172. Any High Power Darlington PA Amp Please?
  173. help with mosfet power amp output impedance calculation
  174. "Hybrid A-1000" - Very Old MOSFET amp
  175. Are there any nice heatsinked chasis sold in Noth America?
  176. ultra hifi amp new
  177. Studio Monitor Amp from AWA BAM-2
  178. Advice on which 2 channel amp to buy.
  179. 700W AMPLİFİER!
  180. Mod or rebuilt a Dynaco PAT-4?
  181. 1DIFFQC amplifier
  182. DIYAUDIO Store Speaker Protection
  183. what factors will give iron fist bass?
  184. Simple Mono to 2 Speakers
  185. Wanted: STK VS-34 (v1) Schematic
  186. power amp help please
  187. Sub-woofer Filter Design - LPF
  188. Picked up a couple of Maplin 50 watt vintage amplfier modules.
  189. Which type of amp i an select for surround or how much power i can select
  190. Need help ESP Project 101 (Found schematic by Google seach)
  191. Reciever pre-out question.
  192. yamaha m60 power supply issues
  193. Paralell Bridging Tandberg 3006a to Mono?
  194. Powercube tests of Ti- Nat Semi LM series modules
  195. Looking for CROWN XS500 service manual
  196. Power amp servo ideas
  197. what do you think about this amplifier
  198. How to determine max RMS input for given (commercial) Amp?
  199. How to determine max RMS input for given (commercial) Amp?
  200. Speaker power protector/limiter by David Tilbrook
  201. JLH dual rail version HELP required.
  202. RAUCH POWER AMPS
  203. Preamps for the great solid state power amps
  204. Combining 3 Band Pass Filters
  205. A-Class 30W
  206. Amplifier for HF Units
  207. Rowland Research Model 3 Monaural
  208. Switchboard
  209. Which Subamp? (P68,IRS2092,Thermaltrak)
  210. Sansui help please?
  211. Help with NAD T750
  212. converting stereo amplifiers into monoblocks
  213. Dynaco ST-200 info
  214. Please help ID output transistors in Crown D150A
  215. Shunt Regulator variations (Parallel voltage regulator variations) for SS Pre-Amp
  216. About Denon DRA-1000
  217. Nikko A-300D Hybridization! Sacrilegious?
  218. Doug Self's New Preamp Construction and Pictures
  219. Kenwood 8010 no sound
  220. Sound more worse after replace cap
  221. DC coupling with a differential amp-is this right?
  222. Crown CE 2000 with buzz
  223. McIntosh C-24
  224. pcm 8 schematic
  225. please advice capacitor for my power supply
  226. please advice capacitor for my power supply
  227. Samuel Groner's New Audio Amplifier Topology Article
  228. Mark Levinson 320s service manual or schematics
  229. 6 ohm speakers
  230. High Voltage Hexfet Amp?
  231. Vintage Gear
  232. Universal low impedance and short circuit protect for amps
  233. JTL T4 Schematic
  234. Audio Innovations Alto amp - noise on one channel
  235. What new OPAMP's for my Adcom GFP-565?
  236. LME49830 PCBs...
  237. Is the CFB topology superior, and why?
  238. Accuphase e202 relay
  239. Desktop AMP/DAC - ideas please
  240. Source for 2SA1208/2SC2910 in Europe?
  241. how good is this amplifier?
  242. Feedback cleans up intermodulation products, right?
  243. ESP P3A more power
  244. Amplifier to DIY
  245. Hybrid amplifier with direct links Breeze 2.
  246. Audionics from Oregon CC3 power amp
  247. Ampzilla driver boards which IC?
  248. Current feedback class A monoblocks
  249. Looking for help identifying burned up part on Crate PA4 circuit board
  250. Musical Fidelity Elektra E10 integrated amp

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