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  1. ASR COLLECTOR preamp (German)
  2. Elco`s with no low esr in amp
  3. What is your development / prototype process?
  4. Crosstalk and image.
  5. Remote Trigger
  6. Anyone built this mosfet follower (or similar)?
  7. Borbely cascode power requirements
  8. Service manuals goldmine....
  9. VGS of diff pair mosfets
  10. Improving the HP-333A distortion analyser ?
  11. CCS loaded LTP with 'bloom control'
  12. Which 15000uf 63v caps??
  13. Most powerful amps
  14. replacement for TBA231 help req
  15. Voltage Vs Wattage question ?
  16. what power supply for TA2022
  17. How to do IMD simulation in LTspice!!!
  18. Using opa2134pa in denon PMA1560
  19. What happens if you do "this" instead of "that"?
  20. Adcom GFA 555 amp - Troubleshooting Q
  21. njm2082d replacement
  22. 8000uF MKP Caps for Krell MRA = Master Reference Amplifier - Schematic wanted
  23. BUX127 VD0 transistors
  24. Confused about USB/DAC choice.
  25. Microphone self-noise
  26. HH s500d schematic help needed
  27. Help: problem whit my Perreaux power amp
  28. Aura VA100 Phono stage problem
  29. Bd 139
  30. Clone kits of famous power amplifier
  31. Nikko na-850
  32. Parasound HCA-2200 II Fuses
  33. Mosfet Power Amplifier
  34. Azure 640A PSU Humm?
  35. THD distortion HELP!!!
  36. Marantz PM52SE & JVC A-S3 Amp Schematics
  37. Dynamic Headroom
  38. Harman-Kardon HK6250
  39. Please Help with capacitor replacement
  40. awb50 ,a simple power amp
  41. Cyrus III power amp schematic here, but schematics of the later models wanted
  42. I am proud to announce the Dx-M, 300 wiskies of power with a very low distortion
  43. Modding Quad 44
  44. MosFet Relays
  45. replacement 2sa1142p
  46. musical fidelity MFXA50 DIY
  47. Schematic needed
  48. Issues with Superscope BLA-530 by Marantz
  49. biasing my kenwood 6140A
  50. Disimproved NAD 304
  51. Old amp upgrades?
  52. Sourcing parts from old amps.
  53. just got a free RLSTC STA-2000. recap?
  54. Bell PSX6022 or PSX5022 urgent
  55. Max voltage of 2SK170?
  56. Boss Riot R735 in protection mode
  57. I need more bass!
  58. Ultra high precision digital control attenuator
  59. Does anyone know what transformer was used in the Adcom GFA-585 power amp?
  60. B & K Pro10MC
  61. Reaction-cons.
  62. The most modern ancient design, Doctor Self, maybe Curl , teenagers that time...
  63. MPSU07/57 replacements
  64. Hybrid SEPP Cascode TransNova High Zo Amp
  65. Crest Pro Series Bias? 10001
  66. What makes me believe that discrete is better
  67. onix oa21 problem
  68. the stupid question series: AC coupled balanced/unbalanced output, servo useful?
  69. Yamaha BX-1 monoblock
  70. Ratio of power into load and driver transistor
  71. AV800 again :D
  72. Searching 2 matched pairs 2sa1492 and 2sc3856
  73. DM/CM RFI filter on instrumentation opamp input
  74. GAS Thaedra/Thoebe phono stage adjust
  75. Running a tube preamp into a solid state preamp?
  76. Parasound HCA-1000A help needed
  77. Parallel output transistor matching
  78. BGR Blazer X10 1000W RMS Monoblock Power Amplifier
  79. P101 amp troubleshooting
  80. Question on opamps/mixing desks and production of CD's/records.
  81. Solid Solid State Power Amplifier
  82. Cleaning Switch in High-End Sony Preamp
  83. Roland SPA-240 amplifier
  84. JFET choice
  85. TOA A-1121 schematic
  86. PC simulation - what do you use?
  87. Help with this amp
  88. Bargraph and clip LED's
  89. Is this possible
  90. Best of eBays chinese offerings?
  91. LT spice DC .op function
  92. denon pma530 amp
  93. Adcom GFA 5500
  94. Simple Preamp with tone control problem.
  95. Analogue circuit analysis
  96. 5W Class A transistorized amp
  97. Zenith B935 console radio/record player
  98. help with repair of DC300A series II
  99. Heatsink insulator
  100. Stability of 2SK170 at small currents
  101. Electronic expert in Hereford wanted
  102. signal and chassis ground wiring with RCA and XLR
  103. CCS acting strange. What's wrong?
  104. Smouldering Amp, Help pls
  105. Power amp fault-any suggestions please?
  106. marantz pm94
  107. SS overheating? Can I mod it?
  108. Intel CPU heatsinks as power output transistor heatsinks?
  109. Simple 200 watt complimentary FET amplifier (possibly tube driver?)
  110. Zener diode test with dvom
  111. LTSpice tutorial
  112. Re: Sansui 3000A vs. Yamaha CA 1000 II Integrated Amp
  113. Signal path caps........
  114. amplifier kit in USA
  115. Electrocompaniet AW250 needs shematics or idea!
  116. Mark Levinson 336 adjustment problem
  117. HAFLER 9505: 110V rewirable for 220V?
  118. Who knows this amplifier
  119. The Black Box, Smith Cell
  120. diy heatsinks - please give some advices
  121. Problems in Onkyo receiver
  122. 'Best' amp concept for headphones w/ impedance ~8ohm
  123. Problems in Onkyo receiver
  124. RCA 40409 & 40410 Transistors
  125. Amplifier AVR200 seems to have a problem
  126. Bias stabilty tests.
  127. Baxandall diode information.
  128. équivalent de VC5022
  129. DIY speaker cable question
  130. VAS buffer
  131. Sansui AU 11000
  132. My Experience with HD600 vs AKG K701 vs Denon AH-D5000
  133. My "ExtremA" is Built. Whew.
  134. Crown Power-Tech 2 repair
  135. Anyone recognise this Design..? based on LME49810
  136. sima amplifier questions
  137. Problem with the bias of a Krell kst 100
  138. Technical Books Free Download
  139. Harman Kardon AVR 120
  140. suggestion for a 15W amplifier?
  141. Ib different in output-stage
  142. Ping balaboo
  143. need schematic drawing outlaw amplifier
  144. marantz pm94
  145. use 2 la4440 identical bridge circuit
  146. Channel Balance question??
  147. Phase Linear transistors drivers & finals
  148. Influence of the delay amplifiers for listening characteristics
  149. Phase Linear 400 transistor replacements
  150. blowtorch + symasym ?
  151. Harman Kardon Citation 12 distort sound
  152. Phase Linear 400 bridged mono?
  153. Buffer distortion?
  154. Bad day to be a capacitor
  155. Wildcard Power Amp dev. thread (SMD, Quasi NMOS, IRFP260, digital bias)
  156. Biamp CPA650 problems
  157. My nad L73 Receiver amp distorting bad!
  158. Pioneer SA 6500 into a Numark Tt-200....left speaker going off randomly! Help!
  159. "Push-Pull" for push und "Push-Pull" for pull (like Gamnut) - whats the right name?
  160. About LTSpice Simulation.
  161. Have somebody schematic from BGW 750G and newer models like X5600
  162. Toshiba 2SC5242 / 2SA1962 replacements?
  163. Harman Kardon Citation 12 crunchy low volume output
  164. Hybrid/buz900
  165. Emitter follower related question
  166. Car amplifier output transformer
  167. Leach amp questions
  168. Help Needed - Marantz 1060 dead channel
  169. Impedance, Schmedance....
  170. Preamp response curve
  171. My new SymAsym PCB design Rev_1.3
  172. Blew up JFET's on Preamp
  173. Direct Drive amplifier for DIY ribbon?
  174. My folded-cascode VAS linearity investigation
  175. driving paralleled mosfets in hybrid circuit
  176. Phase Linear 200II upgrade
  177. input impedance of mosfet question?
  178. A&R Cambridge A60 Amp left channel very low distorted
  179. nikko TRM-750
  180. Qs on Parasound HCA-1200 - Popping.
  181. Velleman Volume remote - tv, not hi-fi
  182. Spoeaker protection, project #33
  183. Need help with output stage
  184. PHONIC PWA 2200 schematic Needed
  185. Azur 640A v2 Service manual
  186. C.E.C AMP3300R (3300 R Amp 3300R Amp3300) and AMP5300R LEF Class A schematic wanted
  187. need schematic VR-209
  188. Carver receiver part I.D.
  189. power amp for active high pass section
  190. Advice wanted on using old relays in DC protection circuits
  191. Soft start question
  192. Copper ring as a shield of the main power cables???
  193. Your opinion about this schematics?
  194. Magnatec's new line - ALFET
  195. need schematic
  196. Amplifer 1 channel dead .Please help
  197. Re-start long idlle Parasound HCA-220ii
  198. Leak Delta 70 - Attempt DIY, Overhaul or buy another amp?
  199. Need Better power amp for active x'over.
  200. Replacement Denon 2sk184c
  201. Replacement transistors for Leach Superamp. Help needed!
  202. Replacement transistors in Leach Superamp. Help needed!
  203. protection/limmit with ldr
  204. Pioneer SA-1050
  205. C Audio RA3001.....I could do with some help!!
  206. New idea for low dissipation Class A amplifier.
  207. It's cheap, it's N, it's dirty, it's.... The CIRCLOMOS!!!
  208. marantz sc 7 service manual
  209. Help with a foolish question- technics se-m100
  210. Help with these? DC300A schematic anyone? Parts
  211. Mounting a small signal diode on heatsink - need suggestion
  212. P14nf12FP amplifier schematic requested
  213. Creek 5350MK2 (5350-II 5350 Mark 2 5350-MK2) - circuit descr. arround Q12a wanted
  214. Why do YOU DIY? Answer for my college research paper.
  215. VU meters
  216. Transformer for 80's Yamaha a-320
  217. Power Amplifier - Pre Amplifier Unity gain - Voltage gain - where as royal way ?
  218. Technics SU-Z400 problem
  219. Problem with isolated and lifted grounds
  220. Attenuation
  221. Studio Series Pre-Amp
  222. Line preamp acting as a tuner – how is it possibile ?
  223. My implementation of the Cordell Distortion Analyser
  224. Crown DC300a Repair Questions
  225. Possible fake Toshiba/Sanken transistors?
  226. Reverse of the old Loudness Control
  227. Triangle TE 60 Amplifier mods
  228. Recommendation Please-100W Wide-Bandwidth Amp
  229. 2SA1210 Transistor info
  230. help with translating from chinese
  231. Transistors for 80's vintage amps
  232. Amplifier Topology
  233. Pioneer A-300X, strange VAS
  234. Crown XLS 602 Bridge switch mod
  235. Try Again- Need help on an HK330B
  236. Trying to build a small battery powered amp...
  237. Anyone have made those diy discretes op-amps ?
  238. Opamp circuit to boost a small range of audio frequency
  239. Diagnosing a power amp
  240. Topology Federmann, HQQF-55 ...
  241. Amplifier Stand - Ikea Modded
  242. some help with a 2 channel project.
  243. Realistic MPA-100 Model#32-2023
  244. THD and IM - a new approach to the perception of distortion
  245. Watt Sucking Fireball Series
  246. How much headroom is needed
  247. FM Acoustics FM 1000 Ultra-High Power Amplifier, the absolute State of the Art?
  248. Zero feedback push-pull buffer : piezo driver idea
  249. diagnosing remote control for Unison Unico
  250. Slightly evolved P3A simulation

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