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  1. Reasonably priced amplification for 4 way active crossover system?
  2. Resurrecting a defunct A3000
  3. Need Schematics for repair
  4. Best way to apply UV soldermask paint?
  5. Sony STR-DE415 loud pop noise when cold
  6. Overstock.com kl-2400
  7. "classless" amplifier simulation
  8. Discrete 35W kit vs LM1875
  9. VAS Biasing
  10. relay coil that heats.
  11. Heatsink Colour ?
  12. Thinking Inside the Box
  13. Popping in the Old Harman Kardon 930
  14. Need help fixing Hafler P505
  15. Silence from my amp
  16. Any Ideas on How to find a Radio Shack MPA@250 amp shematic?
  17. NAD PowerDrive ... How does it really work?
  18. Please help me solve my ground loop issues - Pics and layout attached.
  19. Some dumb rookie questions about output power
  20. Audiolab 8000A low volume from cd input than tuner input
  21. Virtual Ground (A Regulated Rail Splitter)
  22. Marantz pm57 distortion
  23. A DIY amp project to match my transformer?
  24. Enlighten me please. which amp?
  25. Super-complementary output stage
  26. the Golden Gain Ratio
  27. Jands series 920 bias setting?
  28. bias spreader bypass cap
  29. question about transistor package types
  30. Onkyo M-504 troubles - need some advice
  31. Bose 4401 pot
  32. FET drivers for BJT outputs?
  33. Electrocompaniet AW100 case
  34. I want to build a 1-2W class a amplifier for use in a 5,25" pc expansion slot
  35. B&K avr 507 blows fuses
  36. cyrus aca7.5 help
  37. Class A, 4 Watt, No Feedback, Simple Circuit, Great Sound
  38. help explain the current source behavior
  39. Need NAD 3020b service manual
  40. Quad 405 amplifier
  41. Trying to test Hafler dh-500 mosfets
  42. Repairing ElectroVoice CPS4 -- need schematic!!
  43. Noisy phono stage on vintage Pioneer SX-434
  44. LIN LK-85 SOUNDING TINNY AND FLAT
  45. Multiple feedback LP filter ?? Help??
  46. Dynaco PAT-4 input questions
  47. H/K AVI 200 & Sony STR-525 Amp Problem???
  48. DC Coupled amplifier capacitor vlaues
  49. How to measure/trigger/view low level 60/120hz hum?
  50. How did I blow this fisher BA6000
  51. What does the volume knob do - stupid newbie
  52. Stability analysis of EF output stages
  53. Good power amplifiers 6W---25W4R
  54. GNOSYS amplifier - Future come true
  55. The dark side of constant power amplifiers (and similar schemes)
  56. Help Transistor equivalents
  57. Luxman Amp problem.
  58. Snuber question
  59. Rega Elicit, need repair help.
  60. KENWOOD KA-7300 NOT SATISFIED
  61. good pre-amp for 300$
  62. Naim NAP90 - loud hum when no input connected
  63. Advice on choosing a new ~20W Project
  64. minimum inout circuit for testing
  65. Problem With Pioneer Receiver
  66. 2 Preamps on 1 PCB ?
  67. Recapping Quad 99 - simple question..
  68. AC coupled feedback
  69. OK it's late and I need to call it quits.
  70. Event 20/20 Bas
  71. Acousto-electro guitar amp - speakers impedance
  72. pa amp repair.
  73. FET Static Power Dissipation
  74. Best 2N3055 alternatives
  75. what is this amp really - "Digitech" AS-0476
  76. Midrange attenuation of 4-5dB needed
  77. Help to calculate the amplifier
  78. Need help on Yamaha AX-440
  79. NAD 208 arbitrarily into protect mode - more commen when hot
  80. printed datasheets
  81. Miller Compensation Capacitor vs Slew Rate
  82. I need help with a transformers issue
  83. NEED HELP FOR NAD C-320 INT. AMP
  84. Replacing caps in my hk770
  85. Alternatives to transistor BF247A
  86. Amp's output DC comes and goes, any suggestions?
  87. Amc Transformers
  88. Marantz PM68 tweak
  89. Technics SA-404 running hot!
  90. Adcom 545ii problems
  91. About 10-14W Class A amplifier
  92. Need help with SC480 Build
  93. Need a little help with a L 20 amp
  94. Pioneer SX-1050 Re-Capping - Film or Electrolytic??
  95. This meter pegs but amp works fine
  96. Amp woes... Denon POA2400.
  97. Amp woes... Denon POA2400.
  98. Accuphase e-202 relay
  99. OPA7 discrete op-amp modern design
  100. Subamp with ~ 1000 W RMS at 4 Ohms, built at low cost
  101. Building a DJ mixer
  102. Where to buy heatsink for power amp?
  103. NAD T762 Plays analog CD with the Tuner
  104. Help repairing Pioneer M3
  105. dc output protection
  106. Burning in a Transistor amp, does it change anything?
  107. driver emitter resistors.
  108. method of the coherent triplet
  109. Creek Integrated Amp 5250SE -various Versions for Input Selector Switches
  110. QSC A21 bias?
  111. help me get info about a transformer that comes from a Crown XLS 202 PA amp
  112. help me get info about a transformer that comes from a Crown XLS 202 PA amp
  113. NAD 3020A Constant Hum
  114. two opposed transistors to clamp audio signal
  115. headbanger amp
  116. adjust bass boost frequency
  117. Better way of installing gate stopper resistors?
  118. Hi Fi AB amplifier for Powered Speaker
  119. Will these speakers work?
  120. MOSFET gate resistors, carbon?
  121. power handling of output stage emittrer resistors
  122. Buffer & Amp experiment
  123. McIntosh MC2100 question
  124. Runing Quasi's NMOS200 @ 2ohm ?
  125. Soundcraftsmen help
  126. Good old technology?
  127. SC480 Amp Power Supply and Voltages
  128. power resistors in power amps
  129. simple diamond mirror preamplifier
  130. My Amp Collection
  131. battery powered power amps
  132. Rotel RA-970BX problems
  133. help with preliminary calculations
  134. CA9 Schematic needed
  135. Panasonic SU-2700 Repair (Otherwise known as the Technics SU Z1)
  136. 150W > cheap, simple, bass power amp?
  137. Nad C320 slow warm up
  138. Luxman L-530 damping factor
  139. Marantz PM-230 Amp repair help - Input selector?
  140. Voltage regulator adjustment
  141. Replace a balance pot with resistor?
  142. quasi-balanced working method
  143. My 10W class AB Amplifier
  144. Chassis grounding a Accuphase e-202
  145. Type of outputtransistors in a Classé Audio DR-3
  146. My first PCB - some help needed
  147. Focusrite Voicemaster Preamp Repair Advice
  148. Luxman L11 service manual wanted
  149. Not enough power from my amplifier?
  150. Is it overheating?
  151. Carver M1.5t Output Devices...
  152. SpeakerCraft BB2125 - burnt resistors
  153. Looking for a complete DIY amp
  154. Kenwood KA-3500 Integrated Amp DC Offset / BIAS Adjust confusion
  155. Buffer help needed
  156. How much power for an initial experimentation
  157. Cerwin Vega SUB-150 Loud Hum
  158. Denon PMA-250 amplifier - volume issue
  159. need help repairing ppi 4400m
  160. PV 2000
  161. Accumulator power, stabs free
  162. LME49830 non audio application
  163. Stacking op-amps - pros and cons.
  164. Vintage V-FET Amps - Where Has All The Interest Gone?
  165. Kenwood KA-3500 bias adjustment
  166. help for MARANTZ MA-9S2 schematic
  167. Easy way to listen to power amp via headphones
  168. Amplifier with nested Miller compensation
  169. Audio Sonic ST-500 integrated
  170. Help on Sansui amp board
  171. The Pulley amplifier - Wilson mirror
  172. Replacing TO3 transistor insulators
  173. Dynaco Stereo 400 Headache
  174. Crimson Elektrik Literature from 1979
  175. Any kit/board suggestions?
  176. What about this amp-CFA or VFA?
  177. 400w high fidelity diy amp, where can I find them?
  178. LM317/337 causing problems with my amp? Hegel H1
  179. Negative Feedback Caps - Bipolar OK?
  180. DC Offset readings?
  181. Potting the input stage changes tone?
  182. Elektor Preamp 2012 (Douglas Self) Mini, low budget
  183. "Simple" CF amplifier circuit...
  184. Fujitsu 5200 power transistors in TO220 packaging?
  185. 2 preamps in the same poweramp
  186. Recapping of SS amplifier
  187. Mic preamp for dynamic mics, any glaring errors ?
  188. Unknown mosfet amplifier
  189. More current mirror confusion
  190. Have power need a kit
  191. Why is the output of the IPS LTP considered a current output?
  192. Crescendo Elektor Modify Suggestions
  193. Strange crackle in my Rega Mira
  194. Naim Nait 2. Gone very quiet.
  195. Rotel AV amp for 2-channel?
  196. Adding gain to INA134 ?
  197. how to test a vi limiter
  198. Mark Levinson 26 questions
  199. Multisim transistor models needed.
  200. Latest project 500 watt class AB in a PC case.
  201. fuse // cap for basic passive speaker protection ?
  202. Lateral Mosfet Amplifier Design
  203. Min DIN
  204. 25W Mosfet Amp troubleshooting
  205. Hill DX 3000 low power
  206. Leach SuperAmp with 2/4 extra pair of output devices?
  207. Albarry m408 upgrade questions...
  208. Is NJM4580D an upgraded NJM4560D ?
  209. Current mirror load in a LTP
  210. Need suggestion
  211. Assembled DIY Phono Amp OPA2134PA on Ebay
  212. PHASE LINEAR 4000 PRE
  213. NAD 916 DC offset correction ?
  214. BD139 Odd problem- NAD 3140
  215. Power Decoupling & Hum Noise
  216. Respectable THD levels for double EF Amp
  217. Kenwood ka-801 Help how to remove current limiter SOA
  218. Fender BXR 60 bass amp buzz (preamp section)
  219. 140V/us
  220. ANYONE WITH CYRUS 2 VERSION 7?
  221. Trouble with Denon Avr 5805
  222. someone can help me to analyze this circuit?
  223. Philips FR675 repair: replace 2SC2240 with ZTX458
  224. Why is my amp oscillating ?
  225. Crimson Elektrik PCB's
  226. Carver M1.5 Crackle Noise
  227. End resistors Cyrus 8v2 mod
  228. Would an 12v to 240v inverter run an amp?
  229. Is there any place need to improve in this power amplifier
  230. My dream amplifier, wished I knew how to make it.
  231. Repair of Onkyo TX-SR506 (One transistor blown)
  232. Wanted! 12AU7-Mosfet hybrid from Musen to Jikken
  233. More than 25watts realy needed ?
  234. Marantz 2385 problem
  235. Correct way for PSU?
  236. Turn on pop Rockfosgate Hafler
  237. How do you solder this 24pin SMD IC+
  238. Computing output impedance (Cordell's book)
  239. How to reset NAD AV 713?
  240. Service manual Nad AV 713?
  241. NAD 2600A Modification Question
  242. Is this preamp circuit OK?
  243. ringing with squarewave
  244. Matching MOSFETs
  245. Bypass Balance Pot
  246. Power Amplifier WITHOUT compensation
  247. Voltage amplifier: V -Ro> 1k (4Vp) and Phone -Ro = 32R
  248. Kenwood KM208
  249. Step Response Simulation for SSPA
  250. Is kit for the Hafler xl280 worth the $?

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