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  1. Rotel RA-820BX3
  2. fFinding Wade Stewart
  3. Slewmaster - CFA vs. VFA "Rumble"
  4. 2sk1058 replacement with ALF16N20W?
  5. 63vdc ouput on Carvin R600
  6. Shorted My Amp Out
  7. Humming sound after blown fuse
  8. Leach Amp Clone Gerber Files
  9. Help Please :( Marantz PM80 mkII
  10. My tablet in car installation
  11. 2nd amp from scratch: Low NFB- FET front end - BJT OPS
  12. Question about Marantz 2130 tuner
  13. Mccormack DNA-1 R1 input circuit board bad
  14. Maplin catalogues through the ages.
  15. ward beck m621. 20w broadcast amp opinions
  16. Chevin A1000 Refurbishment
  17. eBay Amp 650W AB Class - Someone Try It ?
  18. Push pull class A bias current vs. noise, is there an optimal compromise?
  19. MosfetAudio MP50Di design
  20. Scintilla Mod for SS AMps
  21. icb amp - the excellence in your hands
  22. Audio amplifier vith ecc82(12au7)
  23. A miniture LME49811 amp PCB.
  24. Ebay amps, need a bit advice..
  25. Pick a sub for amp 200/300rms
  26. A/B Test setup
  27. Hum and possible overvoltage damage
  28. Help need protection circuit for this amp
  29. LM353 substitutes?
  30. My first amp, protection
  31. Pairing transistors
  32. Repairing a Denon DMA-1560
  33. Naim Nait 5i Bypass issue
  34. Sherwood AD-2220 CP Please Help!!
  35. Yamaha cr 1040
  36. Does someone have Gary Pimms battery bias CCS pcb files
  37. Look like?
  38. Legend Stagemaster 250W Problem
  39. When is time to recap vintage amp?
  40. Amplifier stability and feedback
  41. Kit Modification from EBay
  42. Will a bad TDA2030 still function partially?
  43. NEETS Module One Question Calculating Ohms
  44. CFP Output stage crossover glitches
  45. Short CircuitProtection CIrcuit for AB amp
  46. Help with first SS amp
  47. Generating a 1 KHz sine at 10mvrms
  48. Protection Relay Closes Too Fast on Sansui G-7000 Receiver
  49. Amp pcb with on board power supply!
  50. Mackie 1642-vlz3
  51. Help: Noise from one channel during startup
  52. Volume control for A/B amp comparison
  53. Murray/sandman amplifier: mosfet version
  54. JLH Class A newbie question.
  55. Questions about amplification classes
  56. 1965 Realistic AX-100
  57. Mark Levinson ML1 line module
  58. Mackie 1642-vlz3 schematic
  59. 50W into 8 ohms amplifier
  60. Are all dual op amps of the same type 'the same'?
  61. Audio amplifier with uA741 and 2N3055/MJ2955
  62. TO-220 bjt recommendations, does it matter which type?
  63. Relay-Switched Balanced Volume Control
  64. Audiolab 8000M retrofit 12V tigger
  65. Building FETZILLA - Questions and Answers
  66. How to control volume on DIY Amplifier?
  67. cheap, simple 150w amplifier for sub
  68. Yamaha AX-550RS - toasted fuse reistors
  69. TDA7396 trouble!!!!!
  70. Ema - Three simple resistors
  71. One channel doesn't work but in mono it works
  72. Amplifier adaptation
  73. Krell KSA150 bias problem
  74. B&K AV5000 II schematic needed
  75. Simple low power amp to start
  76. my 10W POWER AMP. NEED HELP''
  77. Cambridge Audio 3Ai LED2 not lighting up
  78. No sound through preamp - Teac AX75mkII
  79. Speaker Protector for Harman Kardon PM640 wanted
  80. Phase margins in higher-order / nested loops
  81. SS noob questions
  82. Curious speaker cable interaction with Krell KSA amp
  83. Calculate Resistance from Z and Phase?
  84. Denon DVR890 - no digital audio - analog OK
  85. Linearity
  86. Difference attenuator? Sameness Amplifier?
  87. Sony STR-K700 receiver (no sound problem)
  88. Marantz MA500 chassis/cabinet grounding
  89. Amplifiers with protection all in one Circuit PCB
  90. Noisy Teac amplifier
  91. Get your power for nothing , and your amps for free ...
  92. How to design CFA amps?
  93. NAD 3020 (& related NAD output stages)
  94. Yamaha rx-v550 --- Help
  95. schematic needed
  96. Amplifier parameters calculation
  97. Issue with Marantz PM 66KI
  98. Need the schematic for the Electrohome M-U2250 amp
  99. Small Battery Powered Amp for Mic Level Input
  100. what to do with "beyond repair" receivers?
  101. grounded collector amp
  102. PARASOUND HCA-855A protection circuit keeps triggering
  103. Blameless vintage big-watt receiver
  104. Arcam Alpha 5 conversion from 220v to 115v
  105. Dynaco ST-150 Boak/Jung/Amer Mods
  106. What do You think about this amp 3000w
  107. Zoom H1 internals/ closeups
  108. Lowering the AC Votage to my speaker protetion circuit.
  109. Random Amp questions
  110. Cmoy preamp, have some questions.
  111. Pioneer SA710 Amplifier
  112. SIC vs IRF
  113. Most ultimate Bluetooth Speaker: Bose's small sized "Soundlink Mini"
  114. The Synclophone
  115. Sansui AU717 service/repair history
  116. Mcintosh pickup of MCD7009
  117. some help on a Den DSP-1800
  118. Transistors 101 question about 2 transistor Darlington configuration
  119. It's possible to create other frequency compensation methods?
  120. Need Service Manual(s) for Stax X1t and CA-X
  121. Modified JLH Amp
  122. Simple Loudspeaker Protection Circuit
  123. Calculatin VAS gain with CCS
  124. Need help in finding stability margins/loop stability in LTspice for my amp
  125. JFet Preamplifier - Help needed..
  126. Suitable Amplifier for my loudspeakers
  127. What are the best way of de-funking electronics?
  128. basic electronics repair question - Sansui G5500
  129. Distortion in 20 year old push pull transistor ahuja amplifier
  130. Starting out in DIY Solid state
  131. Yamaha p2100 diagnosis help
  132. Simulating real-world loads?
  133. Antilia 5 evolution
  134. dennesen jc 80 repair
  135. Mosfet-amp module in Class-B
  136. A new toy to play with: the Symclophone
  137. Symmetrical topology - My new designing
  138. M400 diy kit with 2SK1058/J162 chip
  139. Which amp would you choose?
  140. low pass filter choice at input
  141. NEC X-10II
  142. re3doute
  143. lil Amp - Class A
  144. Advice needed for a 2cL power amp $800 limit
  145. Amp Recommendation under $1k
  146. 8x MicPreamp
  147. Custom Volume Control
  148. Bigger caps on Ayre V5xe ?
  149. Advice on volume control repair
  150. NAD 3140 service manual>>>anyone?
  151. What type of capacitor is needed for Ground Loop Breaker?
  152. Replacing STK 3122 III for STK 3152 originals or 3122 III Generics?
  153. Rotel RB-990BX Blown Channel Help
  154. WNA Class AB 125W Mosfet Amp Schematic Discussion
  155. Better Sounding Transistor?
  156. class A amp with transistors sound better with 200ma bias per trans x 5
  157. toshiba 2SC5949 2SA2121 better than 5200 1943?
  158. A good mono block case deal
  159. NAD 3020e - Clicking Sound - Troubleshooting
  160. sk170 sj74
  161. Cyrus Two upgrade, tweaks.
  162. Please help
  163. a question about mosfets matching
  164. possibility of single power supply for the LME49830 amps?
  165. bora omega
  166. Technics SU-V4 idle current and clamp voltage adjustment confusion
  167. Ampli Technics SU-C03
  168. Inverting SS Amplifiers Destroy Sound Quality
  169. what is Vref+ and Vref- in class H amplifier sch attached in the thread..
  170. Grommes G125M
  171. lm1875 bridge lm3886
  172. Musical Fidelity A5 Integrated
  173. Pioneer SA-7500
  174. splitting exising AV amp into separate boxes... worth it?
  175. Audio of Oregon CC-3 output transistor replacement
  176. Bryston 3B Repair procedure.
  177. ADCOM Transformer VA Rating Question
  178. sansui AU2900
  179. studiomaster vision 8 fault
  180. Local instabilities! Need help!
  181. Aura Evolution VA100 ii
  182. Fake 2N3055?
  183. hitachi hma-7500 mk2
  184. Repairing Bryston 3B, how to match biasing transistors
  185. INA217 Mic Preamp
  186. Cambridge Audio A500 - nothing from the pre-amp stage.
  187. Electronics World article
  188. Hafler DH120 & P125
  189. sakura av-2210 diagram
  190. TDA7293 2.1 Power amplifier board
  191. troubleshooting amp
  192. ZCA - Load resistor....
  193. TGM8 - an amplifier based on Rod Elliot P3a
  194. New amp design on elektor
  195. power amp - acceptable offset
  196. newbee phase splitter question
  197. Replacement MKP with long leads -- good idea?
  198. AMPLIMOS one stage
  199. Switching off amplifier makes pop noise
  200. Proton (NAD) 520 - replacement part
  201. Adcom GFA-545 Distortion LED Lit -w/schematic
  202. LME49810/11/30 without transistors?
  203. Moderator - I have a favor to ask regarding transistors for audio use
  204. Problem of noise when DIY Mosfet amp connected to sound card
  205. Amp for Usher S520 -MX50 SE or DX Blame ST?
  206. Suggest an Amp
  207. PCB for Amplifier with 2n3055/2mj2955
  208. Negative feedback?
  209. Parasound HCA 1000- Need Power Switch
  210. The "most powerful" Audio Transistors on today's market - Any experience with these ?
  211. Hi-Fi RIAA Phono Preamp
  212. Lme49810 with 2SC3263 & 2SA1294 output HELP!!!
  213. Bass speaker amplifier?
  214. cross-over problem
  215. Adjust your amplifier with a level!
  216. 70s Marantz PM 550 DC with silent left channel
  217. Voltage Controlled Attenuator
  218. SMT connection to copper pour?
  219. My stereo amplifiers produce mono output with stereo source!
  220. Are these 2 schematics good?
  221. quad 405 clone oscillation
  222. Nad T 763 hum in one channel but goes as warms up?
  223. Toshiba transistor recommendation for 50W Amplifier
  224. can one LME49810 drive one pair of 2sc5200 2sa1943?
  225. Very big polystyrene caps in size
  226. Tone control with frequency selector
  227. Quad 50
  228. Dx Juan layouts ideas PCB
  229. Dx Blame ST revisiting
  230. Jeff Rowland Coherence 1 - Schematic for the Modules wanted
  231. NAD 325BEE will not turn on
  232. GAS 500 Ampzilla, Thaedra II
  233. Recommendations for off-the-shelf amplifier?
  234. The question of feedback
  235. Safe Ampere Rating for 230VAC On/Off Switch for my Quad 405 Amplifier
  236. LJM L10-1 class a biasing
  237. ARCAM ALPHA 10 flashing red LED
  238. Threshold SA/4e & Threshold FET 10 hl
  239. Where did this amplifier board came from (VINTAGE!)
  240. Low noise transistor
  241. Amplifier with 2n3005/Mj2955
  242. marantz 16 bias/dc offset help
  243. Work In Progress... Leach Based Amplifier
  244. How to bias HK990
  245. VSSA Through-Hole-PCB build thread
  246. Jungson JA-88D crackling and static fixed!
  247. Diamond Differential Amplifier
  248. Constellation audio
  249. Please help with amp-decision
  250. Schematic download site

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