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  1. krell repair
  2. Amplifier HiFi NS450 - 200W
  3. Importance of open loop gain and bandwidth of a class AB
  4. Class T Amp to power car audio gear
  5. refurbish bose 1800
  6. Origins of the 5534
  7. Optical bias with temperature compensation
  8. sherwood ax-7030r
  9. replacing lamps in HK 730
  10. Exeeding voltage regulator current 540p
  11. problem with hk 730
  12. repaired my hk 730
  13. Please help with JLH for quad ESL radiators
  14. Hiraga 20w class A / Quad ESL-57 speakers
  15. Marantz CCNE
  16. Question about relays
  17. Niles SI-1200 repair advice
  18. 2SJ77 for Hybrid Headphone Amp
  19. my new design pre-amp
  20. Behringer ep1500 Crackling
  21. Onkyo M 504 Meter Lamp
  22. Can a Class AB Outclass a class A amp?
  23. SKA GB150D now public domain...
  24. ymaha preamp c60
  25. Creating / Obtaining LTspice PCB Style symbols?
  26. Allison Biased Class A Amplifier with Rail to Rail output and acceptable Class AB
  27. For what its worth: Levinson ML-9 schematic
  28. service manual for Parasound 2125 power amp
  29. HDAmp T300
  30. Simple CFB info
  31. Sure class T or Destroyer X?
  32. Cordell Ap Note on the new LSK489
  33. Marshall Valvestate VS-100R
  34. Backlight for VU Meter
  35. Back to basics opamp question
  36. My first try, 100W@8Ohm
  37. Adcom GFA-5500: Source-Resistor Question / Recommendation Needed
  38. depletion mosfet
  39. THD & Loop Gain Enhancer
  40. Testing and locating filter capacitor?
  41. 100-200W amp
  42. My New VAS Topology
  43. Marantz SR7500 - thinks it's a clock
  44. Help with Marantz 2230
  45. The Fully Differential Phase Inverter
  46. Where is the output drivers transistors in this amp circuit ?
  47. MJL4281AG
  48. Genesis Servo 12 Subwoofer Amplifier
  49. Help Sony TA-1055 goes ffttzz ftz crack CRACK!
  50. Would old electrolytic caps cause DC offset?
  51. LM4780 PCB NEW VERSION on eBay
  52. Broken Sony F808ES - Please help fixin'?
  53. CFB AMP low gain current feedback amp
  54. What MOSFET 500 V driver is the 'best' ?
  55. CM Labs 114a rebuild
  56. Restoring a Realistic STA-85
  57. 2SA1316 2SC3329 Spice models wanted
  58. Ixys power MOSFETs
  59. ODNF or no GNFB power amp
  60. Harman Kardon 725 pre-amplifier rebuild
  61. Problems with Proton AA-2120
  62. DC offset vs. Jensen Isomax
  63. Descap Amplifier
  64. Signal and power grounding
  65. MS308 subwoofer amp capacitor rating question
  66. need some trouble shooting help on mtx 1805 amp
  67. A question about Mica capacitors and voltage
  68. Power Amp (SAE A202) sound improves when I turn it off
  69. Choosing a Feedback error amplifier
  70. Creating pro looking front panels.
  71. Modding a reciever for use in Europe
  72. Newbie vs Pioneer SA408
  73. Electron Kinetics Eagle 7a Amp Help
  74. Marantz Model 16 biasing and DC offset
  75. Basic 50W EF3
  76. Request for guitar amplifier circuit
  77. The High-End, how Hi-End is this amplifier board? (Ebay)
  78. Should I replace...? If so, recommendations?
  79. Alesis RA-150 amp relay cuts out after a few minutes
  80. which DIY amps free of turn on/off thump?
  81. Insulators
  82. Sony STR-7065 Distortion
  83. aiwa p80/c80 pre and poweramp
  84. Regulated Power Supply for LTP/VAS needed?
  85. Marantz PM 52 Power Supply Change
  86. I need CD 4017 help
  87. How to test phono stage without turntable?
  88. ThermalTrak Transistors have been discontinued
  89. Denon DAP-5500
  90. Sounstream TR800/5 burnt resistor?
  91. DoZ 15w in a fan cooled tiny box
  92. Help needed to test crossover filter free PCB to tester
  93. ESP P3A compared to off-the-shelf amps?
  94. Matrix 1000Watt Peak at 2-Ohms LS DOS VAS U1 2013 Power Amp
  95. Transistor PSPICE Models
  96. 250w 8ohm amplifier
  97. MF MA50 power supply - voltage reduction
  98. What is realistic output load to check stability ?
  99. Advances in semiconductor technology
  100. Classe DR-8 Modded...
  101. TDA1308+ 2SC5200 + 2SA1943?
  102. Dynaco 416 faceplate?
  103. Heathkit AA2004 or AA2010
  104. Sony 7065 PS Rebuild
  105. Solid state speaker protection system - interest check
  106. Yamaha IG 02980 flat pack IC amp??
  107. Craig's List find
  108. Service manual of NIKKO preamp beta ii
  109. Aftermarket balance control for my integrated
  110. Help retro fiting my high power amp build
  111. Remove a weird transistor heatsink clip
  112. Technics SA-206 stereo receiver
  113. QUAD34 PARTS
  114. how to manage psu for the car amplifier? with 5200 1943?
  115. FA607 questions
  116. Is anyone use MG6331/9411?
  117. Adcom "se" amplifiers SM
  118. Nakamichi PA-7 Fuse - NORMAL, SLOW or FAST blow?
  119. Pioneer Elite VSX-95 constant humming
  120. Pioneer A441 Amplifier
  121. Perreaux S150B oscillation
  122. Technics Computer Drive biasing problems
  123. Pyle PLMPA35
  124. Power Suooly Cap 2x10.000uF in Single Can needed for SONY's TA-3650
  125. Test, troubleshoot tips
  126. Kenwood Ka-1500 sounds weird(youtube link included)
  127. NAD C325BEE Issue
  128. 2SC3503+2SA1381 E or F source?
  129. How is closed loop voltage gain chosen?
  130. Speakers for HK330A
  131. ADAPTIVE FEEDFORWARD AMPLIFIER
  132. Another p3a question
  133. Adding a trigger to an amplifier
  134. JFET cascode Vp matching
  135. SMD transistor
  136. Onkyo amp woes!
  137. Types of transistors pnp npn?
  138. Arcam alpha 8 amp - mods?
  139. Musical Fidelity E1: weird noise
  140. Hifi amp as signal tracer
  141. NMOS200 IRF540
  142. Substitude for 2SJ109/2SJ74 wanted
  143. New Approach for Amp/Speaker-Voicecoil Protection
  144. Marantz pm6010ki buzz.
  145. setting up a discrete opamp
  146. Vishay TX2575 resistors in discrete preamp
  147. Paper on feedback amplifier analysis.
  148. Leach Superamp, round 2
  149. Burning time for the Mundorf Silver Gold Oil 2.2uf input cap?
  150. BUZ901/906 gate resistors
  151. Yamaha M-4 Power Amps - Bridging
  152. A new project -Few basic questions in amp electronics.
  153. Multi Channel amp with XLR input
  154. old harman kardon 330b
  155. toa ta-955
  156. MC2105 Question
  157. klipsch rsw-12 amp schematic
  158. how to calculate power of an output transistor
  159. 60-100W Mono Class AB diy AMPS
  160. Bedini 45/45 amp
  161. Small ne5532 amplifier for subwoofer
  162. phase issues when using a .01uf in parallel with the input capacitors?
  163. now i've done it
  164. What is it STK4048?---STK4050V? and do the itself work?
  165. Lamp Replacement
  166. FET-hex explendit amplifier
  167. UF4001 data
  168. Input Impedance Mod?
  169. CM Degeneration resistor noise
  170. Graphic EQ beginner upgarde project
  171. 20 watt class A amplifier
  172. PCB's for NMOS500 or ACTRK600 Amplifiers
  173. Simple class A amp bias
  174. Yamaha CR-2020 power supply issues
  175. Grounding and Minimizing the Current Loops
  176. Design Challenge: 2 way active speaker using bi-amp
  177. Quad 405-3 power amplifier weird noises
  178. Crest 4801 revival ...
  179. What can i made from 2x55VAC 1000W toroidal transformer ?
  180. Minor Loop Stability Analysis for dummies
  181. Easy enough?
  182. Starter builds
  183. Heatsink Temp & Bias control idea
  184. hk 730
  185. Help with an OP-amp filter circuit from car amp
  186. Schemes of no-feedback amps
  187. Low power amp by adding current buffer to preamp
  188. Circuit diagram for a Sugden Optima 80
  189. Error in Adcom GFA-555ii Service manual
  190. Pioneer A-602R Capacitor replacement
  191. 185W trial Idea
  192. Critique my PCB (OPA1632 buffer/pre)
  193. TOA P912A Bias settings
  194. Help with Dynaco ST-150
  195. I need help with mosfet circuit
  196. Pioneer amply A- 006
  197. How to use TPC/TMC?
  198. TDA7293 x3 parallel mono_power supply
  199. Single supply class AB amp, with two outputs per channel, how much idle current?
  200. Troubles with 2sk1529/2sj200 amplifier
  201. Power amp trouble :(
  202. pole splitting with miller compensation
  203. Problem with sound
  204. irf 540
  205. Gain for 2 Way Bi-Amp
  206. Beomaster 5000 help!
  207. Distorted output on Yamaha PC2002M
  208. DIY amplifier measurements thread
  209. Pleased to help pioneer a-006
  210. Aragon 4004 MK2 output replacements
  211. Denon DRA-300 - dead left channel
  212. Sansui 8080DB Recap gone haywire.
  213. Can Anyone Help?
  214. Trying to add pre-out/main in CA-410 Yamaha
  215. Adcom GFA 555 II keeps blowing the main line in fuse any ideas?
  216. Musical Fidelity Typhoon power amp
  217. Need Help on ML 331 18CV8 code
  218. Thule spirit IA100
  219. Dual Duty Audio Chair Project
  220. Sziklai buffer circuit: anyone seen this before?
  221. miller comp question
  222. Harman Kardon Restoration issue
  223. Best Cap Replacement For Parasound DR40
  224. Running on just the drivers
  225. Easy math question
  226. Compound OP-AMP
  227. HK 330A stereo lamp
  228. Poineer A-209R
  229. Help identify 20+ year old MOSFETs?
  230. NE5532 Issues
  231. HIRAGA LE CLASS A 30 W
  232. Amp draw, Class A vs AB, oh my?
  233. Grounding & Earthing connections
  234. DC offset issues - Help! - Dean GA40R
  235. Very high THD levels
  236. VAS power dissipation
  237. Differential VAS topology
  238. sx-Amp and nx-Amp
  239. stumped by distortion at moderate-high volume
  240. Quasi complementary OPS vs Complementary OPS
  241. STR-VA555ES quadraphonic mode
  242. Output transistor Re selection
  243. schematics amplifier skp max g 2400
  244. Soundstream DA-1 (Krell made) Repairs needed in Lexington KY
  245. Crown DC-300A II bandpass filter
  246. Bias Diode SV04F - Replacement through Vbe Multiplier (Sony TA-3650)
  247. DH-200/220 upgrade kit.
  248. Germanium to Silicon amp conversion
  249. Levinson ML-7A
  250. Fostex PM-1 Repairs Help Wanted ! Where is it ?

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