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  1. Is CFP better than EF?
  2. HQ Power VPA21000U1 low freq. oscillation?
  3. Kenwood ka-2600 adjustment
  4. What is the acceptable distortion between fundamental and harmonics in power amp?
  5. Leach Low Tim 3A
  6. Crimson monoblocks identity
  7. Nikko Alpha II no idle current left channel
  8. Harmon Kardon AVR10
  9. BF471/472 good replacement for 2SA1381/2SC3503
  10. Hafler DH-500 Rebuild Working
  11. Hafler Amps return!
  12. LCD brick causing noise over speakers
  13. How do you deal with output DC offset?
  14. How to bring this amp to maximum power?
  15. Subwoofer Class AB plate amp
  16. The Circlophoneİ, Germanium edition.
  17. AU-6900 repair and on going mystery
  18. 100W Class AB amp
  19. "300W" ebay amplifier 3055/2955
  20. Resistor between driver emitters
  21. Comparing distortion between complementary IPS with Blameless with LTSpice
  22. help identifying kit amp my late father built
  23. Protective Earth pin on a plastic body line filter. Needed?
  24. Amplifier Driving Magnepan 3.7 Electrostatic speakers?
  25. Which source resistor to use MOR or Wirewound or Metal film?
  26. Internal difference between the LME49811 and LM4702?
  27. Selection rules for input and driver BJTs?
  28. Muses - LOW POWER BRIDGE AMPLIFIER
  29. Plinius SA 250 MK 4 --fireworks -repair
  30. Linear Regulator Audio Power Amplifier, do you know something about this?
  31. crimson 620 input sensetivity
  32. Krell KSA300S Recap?
  33. Replace ceramic with film
  34. Arcam Alpha 10 HF oscillation
  35. Any good driver transistor that have LTSpice model available
  36. Power amp protect circuit fault finding
  37. Modding a Nikko na-500
  38. LME49811 and PNP Quasi
  39. Smart theater systems TA440 schematics/manuals
  40. BDY90 - Useful in Audio Amps ????
  41. Toggle switches
  42. Bootstrap vs Current Source
  43. Question about TMC
  44. Steps to debugging Class AB amp
  45. CSH9 - Simple DC coupled power amp with pre-amp, volume control and DC servo
  46. Better part National 2N5566, or Linear Systems LSK389?
  47. Musical Fidelity P170 setup
  48. Audio Research D100a
  49. equalizer with a pre Mark Levinson No. 380s
  50. Samson Amp-What is this part?
  51. SS Amps for Improved Detail and Sound Stage
  52. THD in Circuit Maker 2000
  53. LTspice project of a Solid State Amp
  54. 12V to 250V/20mA power supply with ne555-needed
  55. HH Eletronic M900 any good??
  56. What do you like more BJT vs JFETs?
  57. Radial Lead Emitter Resistors
  58. Need Relay for Technics SA-5270
  59. JLH 1969 first amplification stage, need explanation
  60. Musical Fidelity original transistors and upgrades
  61. Urgent : Forum members in France Toulouze
  62. ultra low noise regulator
  63. Transistor differences due to manufacturing?
  64. Marantz sr5002 only takes input in 1 channel
  65. Need help understanding Haffler DH220 Design
  66. Rotel amplifier RA1412
  67. CFP TMC EF3 VFA
  68. 20W transistor audio amp
  69. Marshall Avg150h Problem
  70. Anyone have a schematic for a Realistic SA-102?
  71. Extreme Hi-End Hybrid Amplifier End
  72. to92 transistor replacement
  73. Another CFA from MJ Magazine
  74. Is it ever desirable to have *low gain* transistors?
  75. what software is this?
  76. Request redrawing schematic from pdf to eagle
  77. Very interesting Youtube and Blog on Measuring Instruments and repair.
  78. 4 ohm speakers with a Plinius SA50?
  79. How to wire an inuke to my A/V receiver?
  80. Pioneer amp + b&w speaker, good match ?
  81. Where to buy assembled pcb boards ??
  82. soundcraftsmen PCR-800 Question
  83. Help with first amplifier design
  84. BC550 vs KSC1845, BC560 vs KSA992 and others.
  85. Step further from zen
  86. Thule Spirit IA100
  87. 10000uf 71V E. caps
  88. How to measure Vrms of laptop headphones jack output?
  89. Hybrid question
  90. Quad 405 - Bridge Mod
  91. technics power transformer
  92. NAD C300 strange sound, then dim red light only. Ideas?
  93. sj201-y for sony amp
  94. [Question] RCA DIY replacement & Rust on the solder joint
  95. 1N60 diode replacement
  96. Racking (1) 500-series in 1U / 2U...
  97. Simple BJT class A stage reduce white noise
  98. Audiolab Pre/Power problem question
  99. LME49810 with a pair of Jfet source followers at the input?
  100. Elector amplifiers articles
  101. Articles from Hi Fi News Mid 1980s
  102. Help with Kenwood M2A
  103. Arcam Alpha 8 DC offset adjustment
  104. Trimpot on 2SK170 for matching on a Pacific Phono Stage
  105. Standing current through ungapped choke
  106. Recommended Amps (clones included)
  107. NAD 565BEE
  108. dull sound, but flat frequency response up to 20kHz
  109. Parasound halo a23 removable bottom cover?
  110. Help me to understand this phono pre;
  111. Paralleing Lateral mosfets and source resistors required?
  112. My first build: DoZ
  113. My First Amplifier Design
  114. ADCOM GFA555II Static Pop
  115. Behringer A500 Supply Rail Voltage.
  116. Advantages of Power Cords with braided Shield for high Power Solid State Power Amps
  117. Rotel RX-845 Burning Resistors
  118. 75w Vmos Amplifier (le haut parleur n°1739)
  119. 40w audio amplifier
  120. Where do you buy your components?
  121. quad 405 mono block bodge up
  122. Please help troubleshoot my HEXFET amplifier
  123. Thule IA60B restoring/tweaking
  124. Sony TA-5650 V-Fet making it sound even better...
  125. Filter Capacitor Ventialtion?
  126. Mystery component in a Classe power amp
  127. Connector Help
  128. parasound halo a23 ps cap size dimentions needed please!
  129. right channel brighter than left - Pioneer SX680
  130. TGM9 - my version of the JLH '69 Class A amplifier
  131. Why having diodes from output to rail in OPS?
  132. Changing tone characteristics on amp board
  133. Fetulele Amp
  134. convert sugden a88 to power amp
  135. Musical Fidelity Synthesis
  136. Help to convert these Lat-Fet amp to Toshhiba mosfet
  137. Need a little help with amplifier protection circuit problem
  138. Please comment on this IPS/VAS design
  139. Class "A" Solid State
  140. Denon DRA-335r problems
  141. Adcom GFA-5300 rebuild, manual needed, parts upgrades?
  142. Reservoir in Electrocompaniet otala amplifier
  143. Lateral MOSFET amplifier project
  144. TDA7297 output
  145. Help me repair my Hafler DH500?
  146. Info and spec needed for Harrison 1200
  147. Please help denon avr 1804 5.1 not working
  148. marantz like pre-amp
  149. Crest amplifier repair
  150. I need help, how to charge to renovate sophisticated Solid State amplifiers
  151. Crest Pro9200
  152. Brass PCB stanoff size
  153. Harman Kardon AVR 130 (Channel 7 problem)
  154. HELP....Perreaux SA2 noisy phono section
  155. Bryston 7B SST (7 B SST, 7BSST) - Why is sound quality not good ?
  156. Help needed with transistor substitution
  157. Strange Waveform
  158. NAD L40 CD Problem
  159. bypassing rear gain pots on parasound halo a 23 amp
  160. Using LME49713 for preamp, large DC offset
  161. Creek 4140s2
  162. insulator fo audio ic
  163. RIAA preamp project
  164. HELP!! SA800 Pro amp not working
  165. transistor
  166. Convert stereo to mono?
  167. Troubleshooting help
  168. NAD 2100 won't go into bridged mode
  169. volume pot and input impedance issues with LME49830
  170. Kenwood KA-8006 restoration?
  171. anyone seen one of these?
  172. Akai AA-6100
  173. BF245C those who built it?
  174. Toshiba sa-400
  175. ADCOM GFA-5500 bridging ??
  176. Roksan Kandy KA1
  177. help me building this 2n3055 amplifier
  178. Absolute Polarity Question
  179. AQUARIUS AMPLIFIR
  180. Another Hafler 220
  181. Pioneer SA-608 phono stage hum
  182. Bedini 100/100 (802mod) high DC offset problem
  183. Help Identifying Zener? diodes in 1985 Accuphuse Amp
  184. ZCA amplifier question.
  185. Putting a super light phono amp inside the tonearm?
  186. Roland SRA 540
  187. First time DIY'er - Mono Amps
  188. Combined Mic + Line preamp - Single gain control?
  189. HK avr645 Display Lights of death
  190. Arcam 6 Plus Amplifier Repair
  191. Help a noob out- NAD3020 and system compatability questions :)
  192. Superphon Revelation Basic volume pots
  193. Help me understand mono BTL power math?
  194. Delco DTS 410 output transistors
  195. Arcam A65+ high DC offset and thump sound, help please.
  196. Optonica SM-4646 Recap?
  197. DIY power amp 250 - 300W @ 4Ohm
  198. Please comment on my OPS design
  199. Question about recapping amp
  200. How can I substitute a STK00xx darlington power pack with a transistor based circuit?
  201. Transformer influence
  202. Little Angel Power Amplifier
  203. Need suggestion of power supply filters
  204. Need Mitsubishi DA-R10 manual
  205. How do I adapt vintage amp for new spades
  206. Nad 3120 Recap results
  207. Looking for a design recommendation for an AB amp.
  208. Inexpensive Chinese audio boards
  209. NAD C315BEE Buzz, replaced capacitors, now new kind of buzz
  210. The filtering of the preamp with the PGA2310 project
  211. Is there any reason why people don't use darlington power transistor?
  212. Rega brio bias setting
  213. Op-Amp Phono Pre
  214. 62-0-62 volt power transformer: options?
  215. MONO Fun
  216. Choosing a power transformer
  217. Another Sony DE375 Broken (2SD1513 no voltage)
  218. Cary solid state amp repair
  219. easy SAP17N
  220. Does anyone have a pair of 2SD555's they'd part with?
  221. Cyrus 2 output transistors
  222. A little nudge in the right direction.
  223. Bias effect dB?
  224. How to clean up the inside of amp?
  225. Help me choose a vintage amp to restore
  226. V8 input board recap - re voltage regulator
  227. Adcom GFA-2 recap....should I replace rectifiers/snubber caps???
  228. Question on parts for a new build
  229. Looking for Battery Wiring for Diagram for NEW class A DCA33
  230. Mosfet Short, capacitor problem?
  231. taxi radio interferance on Leak 2000 tuneramp
  232. Need a preamp for a beautiful Sony TA-3200F
  233. wilson sziklai pair MODULE
  234. Parasound HCA 2200 mark ii problem
  235. High End 120W Mosfet IC driven amp
  236. Terminating AC Power Cord's Ground Via Resistor, Thoughts?
  237. AD846AN (AD-846 AN) as Front End in Power Amplifiers
  238. Harman Kardon PM665 Vxi Operating Mode
  239. Citation 16 Series A Capacitor Replacement.
  240. Help on deciding the topology of the design.
  241. Surface mount diode identification required
  242. Bss fds388
  243. Increasing Power Output of Amplifier
  244. After defect, one channel oscillates
  245. Classic NAIM diy?
  246. Subwoofer sound degrading - electronics fix?
  247. REVISION OF Very Best Amplifier ... 2015
  248. Linn Intek emitter resistors
  249. Did I go overboard on this power supply?
  250. Question on Thermal Track BJT in parallel application.

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