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  1. Heatsink Colour ?
  2. Thinking Inside the Box
  3. Popping in the Old Harman Kardon 930
  4. Need help fixing Hafler P505
  5. Silence from my amp
  6. Any Ideas on How to find a Radio Shack MPA@250 amp shematic?
  7. NAD PowerDrive ... How does it really work?
  8. Please help me solve my ground loop issues - Pics and layout attached.
  9. Some dumb rookie questions about output power
  10. Audiolab 8000A low volume from cd input than tuner input
  11. Virtual Ground (A Regulated Rail Splitter)
  12. Marantz pm57 distortion
  13. A DIY amp project to match my transformer?
  14. Enlighten me please. which amp?
  15. Super-complementary output stage
  16. the Golden Gain Ratio
  17. Jands series 920 bias setting?
  18. bias spreader bypass cap
  19. question about transistor package types
  20. Onkyo M-504 troubles - need some advice
  21. Bose 4401 pot
  22. FET drivers for BJT outputs?
  23. Electrocompaniet AW100 case
  24. I want to build a 1-2W class a amplifier for use in a 5,25" pc expansion slot
  25. B&K avr 507 blows fuses
  26. cyrus aca7.5 help
  27. Class A, 4 Watt, No Feedback, Simple Circuit, Great Sound
  28. help explain the current source behavior
  29. Need NAD 3020b service manual
  30. Quad 405 amplifier
  31. Trying to test Hafler dh-500 mosfets
  32. Repairing ElectroVoice CPS4 -- need schematic!!
  33. Noisy phono stage on vintage Pioneer SX-434
  34. LIN LK-85 SOUNDING TINNY AND FLAT
  35. Multiple feedback LP filter ?? Help??
  36. Dynaco PAT-4 input questions
  37. H/K AVI 200 & Sony STR-525 Amp Problem???
  38. DC Coupled amplifier capacitor vlaues
  39. How to measure/trigger/view low level 60/120hz hum?
  40. How did I blow this fisher BA6000
  41. What does the volume knob do - stupid newbie
  42. Stability analysis of EF output stages
  43. Good power amplifiers 6W---25W4R
  44. GNOSYS amplifier - Future come true
  45. The dark side of constant power amplifiers (and similar schemes)
  46. Help Transistor equivalents
  47. Luxman Amp problem.
  48. Snuber question
  49. Rega Elicit, need repair help.
  50. KENWOOD KA-7300 NOT SATISFIED
  51. good pre-amp for 300$
  52. Naim NAP90 - loud hum when no input connected
  53. Advice on choosing a new ~20W Project
  54. minimum inout circuit for testing
  55. Problem With Pioneer Receiver
  56. 2 Preamps on 1 PCB ?
  57. Recapping Quad 99 - simple question..
  58. AC coupled feedback
  59. OK it's late and I need to call it quits.
  60. Event 20/20 Bas
  61. Acousto-electro guitar amp - speakers impedance
  62. pa amp repair.
  63. FET Static Power Dissipation
  64. Best 2N3055 alternatives
  65. what is this amp really - "Digitech" AS-0476
  66. Midrange attenuation of 4-5dB needed
  67. Help to calculate the amplifier
  68. Need help on Yamaha AX-440
  69. NAD 208 arbitrarily into protect mode - more commen when hot
  70. printed datasheets
  71. Miller Compensation Capacitor vs Slew Rate
  72. I need help with a transformers issue
  73. NEED HELP FOR NAD C-320 INT. AMP
  74. Replacing caps in my hk770
  75. Alternatives to transistor BF247A
  76. Amp's output DC comes and goes, any suggestions?
  77. Amc Transformers
  78. Marantz PM68 tweak
  79. Technics SA-404 running hot!
  80. Adcom 545ii problems
  81. About 10-14W Class A amplifier
  82. Need help with SC480 Build
  83. Need a little help with a L 20 amp
  84. Pioneer SX-1050 Re-Capping - Film or Electrolytic??
  85. This meter pegs but amp works fine
  86. Amp woes... Denon POA2400.
  87. Amp woes... Denon POA2400.
  88. Accuphase e-202 relay
  89. OPA7 discrete op-amp modern design
  90. Subamp with ~ 1000 W RMS at 4 Ohms, built at low cost
  91. Building a DJ mixer
  92. Where to buy heatsink for power amp?
  93. NAD T762 Plays analog CD with the Tuner
  94. Help repairing Pioneer M3
  95. dc output protection
  96. Burning in a Transistor amp, does it change anything?
  97. driver emitter resistors.
  98. method of the coherent triplet
  99. Creek Integrated Amp 5250SE -various Versions for Input Selector Switches
  100. QSC A21 bias?
  101. help me get info about a transformer that comes from a Crown XLS 202 PA amp
  102. help me get info about a transformer that comes from a Crown XLS 202 PA amp
  103. NAD 3020A Constant Hum
  104. two opposed transistors to clamp audio signal
  105. headbanger amp
  106. adjust bass boost frequency
  107. Better way of installing gate stopper resistors?
  108. Hi Fi AB amplifier for Powered Speaker
  109. Will these speakers work?
  110. MOSFET gate resistors, carbon?
  111. power handling of output stage emittrer resistors
  112. Buffer & Amp experiment
  113. McIntosh MC2100 question
  114. Runing Quasi's NMOS200 @ 2ohm ?
  115. Soundcraftsmen help
  116. Good old technology?
  117. SC480 Amp Power Supply and Voltages
  118. power resistors in power amps
  119. simple diamond mirror preamplifier
  120. My Amp Collection
  121. battery powered power amps
  122. Rotel RA-970BX problems
  123. help with preliminary calculations
  124. CA9 Schematic needed
  125. Panasonic SU-2700 Repair (Otherwise known as the Technics SU Z1)
  126. 150W > cheap, simple, bass power amp?
  127. Nad C320 slow warm up
  128. Luxman L-530 damping factor
  129. Marantz PM-230 Amp repair help - Input selector?
  130. Voltage regulator adjustment
  131. Replace a balance pot with resistor?
  132. quasi-balanced working method
  133. My 10W class AB Amplifier
  134. Chassis grounding a Accuphase e-202
  135. Type of outputtransistors in a Classé Audio DR-3
  136. My first PCB - some help needed
  137. Focusrite Voicemaster Preamp Repair Advice
  138. Luxman L11 service manual wanted
  139. Not enough power from my amplifier?
  140. Is it overheating?
  141. Carver M1.5t Output Devices...
  142. SpeakerCraft BB2125 - burnt resistors
  143. Looking for a complete DIY amp
  144. Kenwood KA-3500 Integrated Amp DC Offset / BIAS Adjust confusion
  145. Buffer help needed
  146. How much power for an initial experimentation
  147. Cerwin Vega SUB-150 Loud Hum
  148. Denon PMA-250 amplifier - volume issue
  149. need help repairing ppi 4400m
  150. PV 2000
  151. Accumulator power, stabs free
  152. LME49830 non audio application
  153. Stacking op-amps - pros and cons.
  154. Vintage V-FET Amps - Where Has All The Interest Gone?
  155. Kenwood KA-3500 bias adjustment
  156. help for MARANTZ MA-9S2 schematic
  157. Easy way to listen to power amp via headphones
  158. Amplifier with nested Miller compensation
  159. Audio Sonic ST-500 integrated
  160. Help on Sansui amp board
  161. The Pulley amplifier - Wilson mirror
  162. Replacing TO3 transistor insulators
  163. Dynaco Stereo 400 Headache
  164. Crimson Elektrik Literature from 1979
  165. Any kit/board suggestions?
  166. What about this amp-CFA or VFA?
  167. 400w high fidelity diy amp, where can I find them?
  168. LM317/337 causing problems with my amp? Hegel H1
  169. Negative Feedback Caps - Bipolar OK?
  170. DC Offset readings?
  171. Potting the input stage changes tone?
  172. Elektor Preamp 2012 (Douglas Self) Mini, low budget
  173. "Simple" CF amplifier circuit...
  174. Fujitsu 5200 power transistors in TO220 packaging?
  175. 2 preamps in the same poweramp
  176. Recapping of SS amplifier
  177. Mic preamp for dynamic mics, any glaring errors ?
  178. Unknown mosfet amplifier
  179. More current mirror confusion
  180. Have power need a kit
  181. Why is the output of the IPS LTP considered a current output?
  182. Crescendo Elektor Modify Suggestions
  183. Strange crackle in my Rega Mira
  184. Naim Nait 2. Gone very quiet.
  185. Rotel AV amp for 2-channel?
  186. Adding gain to INA134 ?
  187. how to test a vi limiter
  188. Mark Levinson 26 questions
  189. Multisim transistor models needed.
  190. Latest project 500 watt class AB in a PC case.
  191. fuse // cap for basic passive speaker protection ?
  192. Lateral Mosfet Amplifier Design
  193. Min DIN
  194. 25W Mosfet Amp troubleshooting
  195. Hill DX 3000 low power
  196. Leach SuperAmp with 2/4 extra pair of output devices?
  197. Albarry m408 upgrade questions...
  198. Is NJM4580D an upgraded NJM4560D ?
  199. Current mirror load in a LTP
  200. Need suggestion
  201. Assembled DIY Phono Amp OPA2134PA on Ebay
  202. PHASE LINEAR 4000 PRE
  203. NAD 916 DC offset correction ?
  204. BD139 Odd problem- NAD 3140
  205. Power Decoupling & Hum Noise
  206. Respectable THD levels for double EF Amp
  207. Kenwood ka-801 Help how to remove current limiter SOA
  208. Fender BXR 60 bass amp buzz (preamp section)
  209. 140V/us
  210. ANYONE WITH CYRUS 2 VERSION 7?
  211. Trouble with Denon Avr 5805
  212. someone can help me to analyze this circuit?
  213. Philips FR675 repair: replace 2SC2240 with ZTX458
  214. Why is my amp oscillating ?
  215. Crimson Elektrik PCB's
  216. Carver M1.5 Crackle Noise
  217. End resistors Cyrus 8v2 mod
  218. Would an 12v to 240v inverter run an amp?
  219. Is there any place need to improve in this power amplifier
  220. My dream amplifier, wished I knew how to make it.
  221. Repair of Onkyo TX-SR506 (One transistor blown)
  222. Wanted! 12AU7-Mosfet hybrid from Musen to Jikken
  223. More than 25watts realy needed ?
  224. Marantz 2385 problem
  225. Correct way for PSU?
  226. Turn on pop Rockfosgate Hafler
  227. How do you solder this 24pin SMD IC+
  228. Computing output impedance (Cordell's book)
  229. How to reset NAD AV 713?
  230. Service manual Nad AV 713?
  231. NAD 2600A Modification Question
  232. Is this preamp circuit OK?
  233. ringing with squarewave
  234. Matching MOSFETs
  235. Bypass Balance Pot
  236. Power Amplifier WITHOUT compensation
  237. Voltage amplifier: V -Ro> 1k (4Vp) and Phone -Ro = 32R
  238. Kenwood KM208
  239. Step Response Simulation for SSPA
  240. Is kit for the Hafler xl280 worth the $?
  241. Help Fixing Technics SU-V4X
  242. Modify amp from voltage to current feedback for low Qts drivers
  243. Crest 8001 Pro, randomly in protect, need help
  244. Harman/Kardon HK870 blowing fuses
  245. Audiolab 8000a volume control repair
  246. A power steering for the output
  247. Cambridge Audio 640A Overheating / Distortion
  248. Ferguson stereo casseiver model # 3926 - year 1979
  249. What to connect to earth ground?
  250. Fixing an NAD 216 making chirpy sounds

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