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  1. Optical bias with temperature compensation
  2. sherwood ax-7030r
  3. replacing lamps in HK 730
  4. Exeeding voltage regulator current 540p
  5. problem with hk 730
  6. repaired my hk 730
  7. Please help with JLH for quad ESL radiators
  8. Hiraga 20w class A / Quad ESL-57 speakers
  9. Marantz CCNE
  10. Question about relays
  11. Niles SI-1200 repair advice
  12. 2SJ77 for Hybrid Headphone Amp
  13. my new design pre-amp
  14. Behringer ep1500 Crackling
  15. Onkyo M 504 Meter Lamp
  16. Can a Class AB Outclass a class A amp?
  17. SKA GB150D now public domain...
  18. ymaha preamp c60
  19. Creating / Obtaining LTspice PCB Style symbols?
  20. Allison Biased Class A Amplifier with Rail to Rail output and acceptable Class AB
  21. For what its worth: Levinson ML-9 schematic
  22. service manual for Parasound 2125 power amp
  23. HDAmp T300
  24. Simple CFB info
  25. Sure class T or Destroyer X?
  26. Cordell Ap Note on the new LSK489
  27. Marshall Valvestate VS-100R
  28. Backlight for VU Meter
  29. Back to basics opamp question
  30. My first try, 100W@8Ohm
  31. Adcom GFA-5500: Source-Resistor Question / Recommendation Needed
  32. depletion mosfet
  33. THD & Loop Gain Enhancer
  34. Testing and locating filter capacitor?
  35. 100-200W amp
  36. My New VAS Topology
  37. Marantz SR7500 - thinks it's a clock
  38. Help with Marantz 2230
  39. The Fully Differential Phase Inverter
  40. Where is the output drivers transistors in this amp circuit ?
  41. MJL4281AG
  42. Genesis Servo 12 Subwoofer Amplifier
  43. Help Sony TA-1055 goes ffttzz ftz crack CRACK!
  44. Would old electrolytic caps cause DC offset?
  45. LM4780 PCB NEW VERSION on eBay
  46. Broken Sony F808ES - Please help fixin'?
  47. CFB AMP low gain current feedback amp
  48. What MOSFET 500 V driver is the 'best' ?
  49. CM Labs 114a rebuild
  50. Restoring a Realistic STA-85
  51. 2SA1316 2SC3329 Spice models wanted
  52. Ixys power MOSFETs
  53. ODNF or no GNFB power amp
  54. Harman Kardon 725 pre-amplifier rebuild
  55. Problems with Proton AA-2120
  56. DC offset vs. Jensen Isomax
  57. Descap Amplifier
  58. Signal and power grounding
  59. MS308 subwoofer amp capacitor rating question
  60. need some trouble shooting help on mtx 1805 amp
  61. A question about Mica capacitors and voltage
  62. Power Amp (SAE A202) sound improves when I turn it off
  63. Choosing a Feedback error amplifier
  64. Creating pro looking front panels.
  65. Modding a reciever for use in Europe
  66. Newbie vs Pioneer SA408
  67. Electron Kinetics Eagle 7a Amp Help
  68. Marantz Model 16 biasing and DC offset
  69. Basic 50W EF3
  70. Request for guitar amplifier circuit
  71. The High-End, how Hi-End is this amplifier board? (Ebay)
  72. Should I replace...? If so, recommendations?
  73. Alesis RA-150 amp relay cuts out after a few minutes
  74. which DIY amps free of turn on/off thump?
  75. Insulators
  76. Sony STR-7065 Distortion
  77. aiwa p80/c80 pre and poweramp
  78. Regulated Power Supply for LTP/VAS needed?
  79. Marantz PM 52 Power Supply Change
  80. I need CD 4017 help
  81. How to test phono stage without turntable?
  82. ThermalTrak Transistors have been discontinued
  83. Denon DAP-5500
  84. Sounstream TR800/5 burnt resistor?
  85. DoZ 15w in a fan cooled tiny box
  86. Help needed to test crossover filter free PCB to tester
  87. ESP P3A compared to off-the-shelf amps?
  88. Matrix 1000Watt Peak at 2-Ohms LS DOS VAS U1 2013 Power Amp
  89. Transistor PSPICE Models
  90. 250w 8ohm amplifier
  91. MF MA50 power supply - voltage reduction
  92. What is realistic output load to check stability ?
  93. Advances in semiconductor technology
  94. Classe DR-8 Modded...
  95. TDA1308+ 2SC5200 + 2SA1943?
  96. Dynaco 416 faceplate?
  97. Heathkit AA2004 or AA2010
  98. Sony 7065 PS Rebuild
  99. Solid state speaker protection system - interest check
  100. Yamaha IG 02980 flat pack IC amp??
  101. Craig's List find
  102. Service manual of NIKKO preamp beta ii
  103. Aftermarket balance control for my integrated
  104. Help retro fiting my high power amp build
  105. Remove a weird transistor heatsink clip
  106. Technics SA-206 stereo receiver
  107. QUAD34 PARTS
  108. how to manage psu for the car amplifier? with 5200 1943?
  109. FA607 questions
  110. Is anyone use MG6331/9411?
  111. Adcom "se" amplifiers SM
  112. Nakamichi PA-7 Fuse - NORMAL, SLOW or FAST blow?
  113. Pioneer Elite VSX-95 constant humming
  114. Pioneer A441 Amplifier
  115. Perreaux S150B oscillation
  116. Technics Computer Drive biasing problems
  117. Pyle PLMPA35
  118. Power Suooly Cap 2x10.000uF in Single Can needed for SONY's TA-3650
  119. Test, troubleshoot tips
  120. Kenwood Ka-1500 sounds weird(youtube link included)
  121. NAD C325BEE Issue
  122. 2SC3503+2SA1381 E or F source?
  123. How is closed loop voltage gain chosen?
  124. Speakers for HK330A
  125. ADAPTIVE FEEDFORWARD AMPLIFIER
  126. Another p3a question
  127. Adding a trigger to an amplifier
  128. JFET cascode Vp matching
  129. SMD transistor
  130. Onkyo amp woes!
  131. Types of transistors pnp npn?
  132. Arcam alpha 8 amp - mods?
  133. Musical Fidelity E1: weird noise
  134. Hifi amp as signal tracer
  135. NMOS200 IRF540
  136. Substitude for 2SJ109/2SJ74 wanted
  137. New Approach for Amp/Speaker-Voicecoil Protection
  138. Marantz pm6010ki buzz.
  139. setting up a discrete opamp
  140. Vishay TX2575 resistors in discrete preamp
  141. Paper on feedback amplifier analysis.
  142. Leach Superamp, round 2
  143. Burning time for the Mundorf Silver Gold Oil 2.2uf input cap?
  144. BUZ901/906 gate resistors
  145. Yamaha M-4 Power Amps - Bridging
  146. A new project -Few basic questions in amp electronics.
  147. Multi Channel amp with XLR input
  148. old harman kardon 330b
  149. toa ta-955
  150. MC2105 Question
  151. klipsch rsw-12 amp schematic
  152. how to calculate power of an output transistor
  153. 60-100W Mono Class AB diy AMPS
  154. Bedini 45/45 amp
  155. Small ne5532 amplifier for subwoofer
  156. phase issues when using a .01uf in parallel with the input capacitors?
  157. now i've done it
  158. What is it STK4048?---STK4050V? and do the itself work?
  159. Lamp Replacement
  160. FET-hex explendit amplifier
  161. UF4001 data
  162. Input Impedance Mod?
  163. CM Degeneration resistor noise
  164. Graphic EQ beginner upgarde project
  165. 20 watt class A amplifier
  166. PCB's for NMOS500 or ACTRK600 Amplifiers
  167. Simple class A amp bias
  168. Yamaha CR-2020 power supply issues
  169. Grounding and Minimizing the Current Loops
  170. Design Challenge: 2 way active speaker using bi-amp
  171. Quad 405-3 power amplifier weird noises
  172. Crest 4801 revival ...
  173. What can i made from 2x55VAC 1000W toroidal transformer ?
  174. Minor Loop Stability Analysis for dummies
  175. Easy enough?
  176. Starter builds
  177. Heatsink Temp & Bias control idea
  178. hk 730
  179. Help with an OP-amp filter circuit from car amp
  180. Schemes of no-feedback amps
  181. Low power amp by adding current buffer to preamp
  182. Circuit diagram for a Sugden Optima 80
  183. Error in Adcom GFA-555ii Service manual
  184. Pioneer A-602R Capacitor replacement
  185. 185W trial Idea
  186. Critique my PCB (OPA1632 buffer/pre)
  187. TOA P912A Bias settings
  188. Help with Dynaco ST-150
  189. I need help with mosfet circuit
  190. Pioneer amply A- 006
  191. How to use TPC/TMC?
  192. TDA7293 x3 parallel mono_power supply
  193. Single supply class AB amp, with two outputs per channel, how much idle current?
  194. Troubles with 2sk1529/2sj200 amplifier
  195. Power amp trouble :(
  196. pole splitting with miller compensation
  197. Problem with sound
  198. irf 540
  199. Gain for 2 Way Bi-Amp
  200. Beomaster 5000 help!
  201. Distorted output on Yamaha PC2002M
  202. DIY amplifier measurements thread
  203. Pleased to help pioneer a-006
  204. Aragon 4004 MK2 output replacements
  205. Denon DRA-300 - dead left channel
  206. Sansui 8080DB Recap gone haywire.
  207. Can Anyone Help?
  208. Trying to add pre-out/main in CA-410 Yamaha
  209. Adcom GFA 555 II keeps blowing the main line in fuse any ideas?
  210. Musical Fidelity Typhoon power amp
  211. Need Help on ML 331 18CV8 code
  212. Thule spirit IA100
  213. Dual Duty Audio Chair Project
  214. Sziklai buffer circuit: anyone seen this before?
  215. miller comp question
  216. Harman Kardon Restoration issue
  217. Best Cap Replacement For Parasound DR40
  218. Running on just the drivers
  219. Easy math question
  220. Compound OP-AMP
  221. HK 330A stereo lamp
  222. Poineer A-209R
  223. Help identify 20+ year old MOSFETs?
  224. NE5532 Issues
  225. HIRAGA LE CLASS A 30 W
  226. Amp draw, Class A vs AB, oh my?
  227. Grounding & Earthing connections
  228. DC offset issues - Help! - Dean GA40R
  229. Very high THD levels
  230. VAS power dissipation
  231. Differential VAS topology
  232. sx-Amp and nx-Amp
  233. stumped by distortion at moderate-high volume
  234. Quasi complementary OPS vs Complementary OPS
  235. STR-VA555ES quadraphonic mode
  236. Output transistor Re selection
  237. schematics amplifier skp max g 2400
  238. Soundstream DA-1 (Krell made) Repairs needed in Lexington KY
  239. Crown DC-300A II bandpass filter
  240. Bias Diode SV04F - Replacement through Vbe Multiplier (Sony TA-3650)
  241. DH-200/220 upgrade kit.
  242. Germanium to Silicon amp conversion
  243. Levinson ML-7A
  244. Fostex PM-1 Repairs Help Wanted ! Where is it ?
  245. Fostex PM-1 Repairs Help Wanted !
  246. dyna st 400
  247. Tivoli model one problem
  248. Amp + Crossover Recommendations?
  249. QSC Repair
  250. Mcintosh History

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