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  1. Break ground loop with diodes
  2. Help eliminating pop from subwoofer
  3. Power Transistor Insulation
  4. JFET MM/MC Phono Preamp
  5. 2SC5200 & 2SA1943 Manufacturers
  6. Help Adjusting bias on Sony TA-5650
  7. Another Cyrus 3 problem
  8. Hafler P3000 rebuild
  9. NAD3045 and NAD3060 aervice manual needed
  10. NAD3045 and NAD3060 service manual needed
  11. Tin of FETs headphone amplifier
  12. Crown DC-300A II Restore with Measurements
  13. USA supplier of R-core transformers?
  14. NAD receiver digital input noise
  15. Very HQ power amplifier (Assemblage VII)
  16. Juma's Easy-Peasy Capacitance Multiplier
  17. Mosfets Blown?
  18. Troubleshooting help needed
  19. PGA2310 test at 500Hz
  20. Rotel RX-800 inside button! What does it do?
  21. Strange distortion in my MiniDSP active xo system
  22. DIY Monoblock Amps
  23. Push-Pull Amplifier with Germanium Transistors
  24. beautiful Italian amplifier with Sanken
  25. Optimum class AB bias current (again)
  26. RILEY XB 30 combo
  27. No voltage at bias adjust terminal!? NAD 214
  28. CYRUS 3 problem ???
  29. M-Audio M3-8 active speakers modification
  30. Technics SV-Z1 (Not Powering ON!!!)
  31. Interpret DF test results for me
  32. Help with reverse-engineering of Phonic amp.
  33. A diamond paradox?
  34. Looking for Altec Lansing 2204A-SP schematics
  35. Mark Levinson ML-9 transformer noise
  36. Sony TA-N55ES Amplifier help requested
  37. Mow Audio MX-8000 amplifier
  38. Designing a 4 way active crossover filter
  39. Fully symmetrical quasi complimentary MOSFET buffer
  40. Hafler DH 200 Noise on R/H channel
  41. V6 amplifier
  42. Potentiometer resistor?
  43. Sansui A-2000
  44. Pro Amp Mods
  45. Preamp Gain
  46. strange ground loop
  47. Transistors Comparison
  48. Coupling caps in the power amp input
  49. About a vas circuit
  50. NAD 7240pe - all output transistors failed?
  51. jvc ax-411 repair help
  52. Fixed Gain, Adjustable Output Impedance Power Amp?
  53. USB DAC combined with "The Wire" headphone amp - An applology
  54. Balanced vs Dual Mono
  55. Tips on first amp design
  56. Apex class h amplifie
  57. Passive crossover in power amp chassis
  58. High DC offset with loud volume problem
  59. Xls 602 fault lights
  60. Dead Channel Amp
  61. Replacement for Yamaha 2SK100?
  62. ESP P68 problem.
  63. Cyrus 1 owner Cracking up...please help me
  64. Sinclair Radionics
  65. Luxman L85V output transistors
  66. Question about a preamp circuit
  67. Help me connect a suppression capacitor
  68. NAD 7240 PE receiver acting up
  69. Accuphase E202 Transistor Recommendations
  70. Sansui AU-11000 Offset Balance Pot.
  71. 115 watts mosfet schematic need
  72. Pioneer M-22 class A amp mistake in service manual?
  73. SS amp - must have speaker connected?
  74. Modify tone control on Pioneer SX-1080
  75. Building my first amplifier!!
  76. Adcom GFA-545 Repair
  77. 2SJ162 hitachi mosfet junction to case
  78. 1st power amp build .. 100Hz buzz .. hmmm
  79. oscillation DAS P900
  80. Crown CT800 one channel screwed up help
  81. Pioneer SA-9500II developed an issue?
  82. Low Volume in Sansui AU-101
  83. Trio TK250t transistor problem
  84. Technics SU-V40 No left channel
  85. IRFBC20 LTspice Model
  86. Power amplifier for Creek 4330?
  87. Amps and transformer voltage
  88. Ideal diode circuit dc offset question
  89. Building blocks for simple Class A
  90. F6 - Transistors and JFETs - same values for F6 and F5?
  91. Mosfet testing questions
  92. JVC Gm Vol Reg oscillates in LTSpice, please help to tame it
  93. Solid State Push Pull Receiver?
  94. Crown IC-150 wire question
  95. Kenwood KR 4070 Hum in one channel
  96. How to optimal change voltage gain in PA
  97. Mounting TO-3 Transistors, thermal compound or insulators?
  98. crossover active
  99. using zener diodes to clamp voltage?
  100. LTSPICE model for your BF862 JFETs
  101. Some Early Power Amps
  102. I tried routing P27 Preamp
  103. replacement transformer
  104. Trouble with simple Bi-amp circuit
  105. Help on converting EC Ampliwire II to Mono
  106. Building my own Power Amp
  107. mx40 vs mx50 which one is better sound for 50 Watt 8 Ohm
  108. LJM L20 V9.0 Amplifier
  109. Sony SA-IF70 Powered IR Speaker MOD
  110. Preamp Schematic - Need help
  111. Optically isolated thermaltrak bias spreader
  112. Marantz PM8005
  113. FX9 change
  114. Adcom GFA 555 left channel static and low aplification
  115. Can someone break me down on something...
  116. Output protection
  117. Output bias just keep keeps creeping up
  118. Megatech P3500
  119. Marantz MA5 - need help
  120. Luxman L3 38VDC On Speaker Output?
  121. I've joined the "Big Vintage BGW Club"
  122. STK2038B problems on my two Technics SU-Z55 ?
  123. Kenwood KA-801
  124. Rotel rx830 from Germany to use in usa
  125. GainWire mk3 CFA pre/phone amp with very low distortion
  126. This model of Power meter for the amplifier
  127. Repair or Replace a Parasound Amplifier?
  128. Noob Question - Onkyo A-9010 - what kind of topology?
  129. Wishing to learn about Current Dumping.
  130. The early transistor (hi)stories
  131. Riddle me this...(Carver 806x bridging / input question)
  132. Transistors are Heating
  133. Kenwood KA-1070 Integrated Amp Right-Channel Issue
  134. PCB vs Datasheet
  135. Infrared design
  136. ssm 2142 balanxed driver
  137. C300 or other DIY amp 300WPC
  138. Crown D60, Early Version (no Dual-Mono Switch), no output both chans
  139. LTSPICE models of worst-case BF862 JFETs
  140. Krell KSA-150: can't turn off
  141. Opamp based current dumping amp
  142. QUAD 405 C2 polarity
  143. Fisher 440T Not Working
  144. Your help for my Audio recievers
  145. High voltage +-250V symmetrical regulated PSU
  146. The Hanging Gardens
  147. Pioneer A-103
  148. Impedance matching
  149. Elliott p27 layout what do you think?
  150. Citation 12 New Driver Transistors Won't Bias
  151. Description of my Single Ended Class A amplifier
  152. NAD 214 amplifier problems
  153. class H and G efficiency
  154. L20 amp modules
  155. Question on Replacing Output Caps on Amplifier
  156. Transistor Preamp
  157. Yamaha P2200 asymmetrical clipping
  158. CREEK evo integrated amp dc bias questions
  159. 100W OCL What do you think?
  160. Does anyone know what has happened to Rod Elliot's website?
  161. Ultra sonic amp
  162. requeriment for class H amplifier
  163. 2N3055 amplifier - is this good amp ?
  164. Current source calculation question
  165. Small really good amplifier choice <5watt
  166. Unity Gain Power Amplifier Voltage Gain = 1 (0 dB) - where are these amps ?
  167. Mark Levinson No 27 - Service Manual?
  168. Black Devil Improved
  169. Marantz PM82 fault
  170. Mcintosh solid state with output transformers
  171. Strange result from switching from tube to SS amps
  172. Pioneer M-22 rebuild questions
  173. Amplifier Rail Voltage Regulator
  174. NAD av117 schematics needed
  175. Ground noise induced by charging capacitors
  176. speaker protection with upc1237 and mosfet
  177. current spike blowing out diodes?
  178. Ripple in Ground???
  179. Alpine MRV-1505 Service manual ???
  180. Parameter variation of small signal transistors
  181. Which path for signal?
  182. Mitsubishi DA-A600 repair
  183. KIND Audio Amps Service Data
  184. Most ultimate ClassA/B Amplifier in order to economical Operation with Battery
  185. Schematics diagram Janis Interphase 1A Crossover-Amplifier
  186. Cyrus Power HA7M
  187. basic speaker impedance question help needed
  188. 60's solidstate polarity help wanted please
  189. Leach amp w DIY Audio store speaker protection boards?
  190. Hafler 9500 amp repair
  191. Carver 2000 Receiver
  192. behringer b300 unit noise shot
  193. Single ended SS amp worth an experiment?
  194. Upgrading an Adcom GFA-555...
  195. Disadvantages replace SSM2212/10 with with two NPN Transistors
  196. Diagram for an amp Audiopipe apcl 2002
  197. Diamond buffer driver triple OPS bias stability
  198. Cyrus Two
  199. Denon POA-6600
  200. A Directory of Apex Audio Amplifiers - Chapter 2
  201. crown xs-1200
  202. Fan mod for receiver using remote out? Enough current?
  203. 4kw amp and it ain't no class D?
  204. bryston 3b-sst2 turn on problem
  205. Krell KSA 200 Problems
  206. Quad 405-2 Paint Color.
  207. Cambridge Audio 340A - intermittent right channel
  208. Gainclone Amplifier transfirmer issues
  209. Need Advice w/ Open Collector Circuit
  210. implimenting a baker clamp
  211. First project consultation and help
  212. Adcom GFA 555 Resurrection
  213. SARA-2016
  214. Ramko TT preamp...
  215. Virtual Audition of Very Simple Quasi MOSFET Amp
  216. Diamond buffer explained
  217. Power 300 MOSFET oscillation audible
  218. LM3886 Power Supply and Heat Sink Recommendations
  219. Feedback network question
  220. Complete Amplifier and Loudspeaker Protection
  221. Good amplifier to buy
  222. Replacing two resistors and one output transistor in the Ncc200 power amp
  223. Replacement transistors for Class A amp
  224. Some amps run hot, some cold, why?
  225. Destroyer x needs your help
  226. DAP Audio Stage-Amp 2.2
  227. QSC CX4T Help ....
  228. Looking for Denon AVR S710W schematic
  229. Subwoofer amp having trouble turning on....
  230. simple quasi complimentary MOSFET amplifier BUILDERS GUIDE
  231. Dayton MCA2250E volume control
  232. THRESHOLD 3.9
  233. Thule Spirit IA100 faulty preamp
  234. Mark Levinson 336 blowing fuses in home
  235. Sonics 400x
  236. 45W class B amp
  237. I need a cure- oscillations at clipping
  238. Oscillations in EF output stages
  239. Swapping heads for another brand on tape deck
  240. Single Malts, Active Crossovers, Tri-Amps and Sub Woofers!
  241. Ca-1000 reconfigure transformer
  242. Ideal Power Amp for 775mv Preamp
  243. Quasi complementary BJT amp
  244. 300W rms amplifier with only 2 output transistors possible?
  245. Which amp or headunit would I need
  246. MosFet Class A amp, better compensation, TMC ?
  247. Naim Amp 2016 Build thread
  248. does any one here is registered at www.diy-hifi-forum.eu or speaks german
  249. Parasound HCA-2200 mk-I
  250. CFH7 Amp

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