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  1. Problem with HCA-2200II
  2. B&K M200 Monoblock Schematic
  3. solid state wishes
  4. Hooking up with TS to pro amps
  5. Marantz PM4400 potentiometer change
  6. Rotel RA-930BX
  7. Analog Circuit Design by D. Feucht. edition?
  8. Direct substitute for 2SD438 with 2SC1571?
  9. Leaving class A how to make this amp leave class A to AB when volume is increased?
  10. Sansui AU 517 F2722 PCB Fail
  11. Common emitter stage driving low hfe output stage
  12. Amplifiers for gig
  13. Marantz PM-57 tweaks and upgrades
  14. your input on this amplifier circui(su opinión respecto a este circuito amplificador)
  15. Hafler DH-110 Switches
  16. ISEM Antares amplifier
  17. Speaker protection/relays? Headphone bypass?
  18. how much class A power can be expected with a Pair of 2sc5200 1943 pair at +/-52V
  19. stuck on transistors again
  20. Source or replacement for 2SA968/2SA2238 ?
  21. Scheme to build a power amplifier on these components
  22. Sony N80ES supplemented parts
  23. Why these resistors
  24. Q: Solid Electrolyte Aluminium Capacitors in Signal Path
  25. Mystery amp: can anyone identify?
  26. Swing Electroimpex Amp Taiga W-1000A equipped with Hybrid Power Stage Sanken S-40W
  27. pioneer pd 95 cd plaier about 93
  28. Replacement Marshall Pots
  29. How to get these spice models in to TINA TI?
  30. DC voltage at speaker output
  31. Looking for service manual
  32. DIY Soldermask for PCB
  33. Super Leach amp rebuild
  34. Quad 405-2
  35. Denon POA 6600A schematics
  36. Sumo Andromeda predriver advice
  37. Atention !! Marantz PM 17 series users
  38. Canadian 'Audio Design PA100' schematics needed
  39. Luxman - Early saturation on negative cycle
  40. 50K volume pot in place of a 20k volume pot?
  41. Crest CA6 PWR Amp - 240v to 120v conversion?
  42. Astin Trew AT-5000 clone
  43. Silicon Carbide (SiC) MOSFETs and BJTs available now !
  44. Best cost is no object darilington NPN's?
  45. 50W class A with LME49811?
  46. using .1 or .01uf for decoupling capacitor?
  47. Voltage Regulator for Class A/B Power Amplifier (not SMPS/SPS) - Pros and Cons
  48. Pioneer SX-5 Receiver - No FM
  49. LEAK T12 , Point one vs QUAD ?
  50. How to remove the front panel on a Harman Kardon 330B
  51. bjt jfet CFP diff input stage
  52. phase angle of a transfer function
  53. Building AMP - Help
  54. any Krell wizards ?
  55. Please, Toshiba SC-665 schematic wanted
  56. Bang-for-Buck, Readily available amp?
  57. Augmented Feedback Error Correction
  58. Spendor "RB-50" (RB50) Power Amplifier - images and schematic wanted
  59. Boostraping your op amp yields wide voltage swing
  60. 2Sj313 Spice Model
  61. capacitor advice- these caps OK?
  62. How do amplifier manufacturers come up with their wattage ratings?
  63. What does +3v3a mean in a schematic
  64. Nackamichi IA-3 Upgrde paths
  65. Rotel rb985 and soft start
  66. Harman kardon avr 7000 problems
  67. Problem with Rotel RA820BX4 - distortion in one channel
  68. 140 volt op-amp rail to rail
  69. insanely extreme high gain amplifier?
  70. SSM2220/SSM2212 for LTP/Mirror
  71. Cyrus 2 volume issue
  72. Denon AVR-4306 thermal shutdown
  73. 554mw from TO92 too much ??
  74. Power switch suppression cap type
  75. BIAMP TC120
  76. HELP!!!!!!!
  77. Overall noise, singnal to noise(db) & Distortion(%) obtain
  78. Yamaha P2250C protection relay
  79. help with QSC PLX1602
  80. Question on input dc blocking capacitors
  81. can the compensation capacitor value be reduced in this circuit?
  82. carver tfm-25 vs adcom gfa 555
  83. KSA50 clone--Mk1 or Mk2
  84. Luxman R117 Relay Issue
  85. Mosfet type?
  86. XLR free amp
  87. pioneer pd 95 year about 93 output stage
  88. does class A amp feel more powerful with same ratings compared to class AB?
  89. Help replacing volume pot
  90. Onkyo M508 Repair - Need 1.8V on Q435, Q437
  91. How to test d5sba20
  92. Help with bias adjustment.
  93. Sony TA-N80ES Replacement Parts Needed
  94. Amp for B&W 801 matrix
  95. Could some one help me with my Audiolabs 8200a?
  96. DE-SOLDERING CYRUS II / REPAINT
  97. Single MOSFET class A output amplifier
  98. Amp for B&W 801 and TV
  99. DIY 200 watt solid state monoblock power amplifier
  100. Purpose of giant capacitors in recievers.
  101. treshold dac 1e help for schematic analogue
  102. JLH Buffer - Homage to John Linsley Hood
  103. DW300 project - one HiFI Audio Amplifier that can run stable on 2 ohms
  104. how hot is too hot
  105. upgrade
  106. Germanium Amp
  107. Using a Caddock MP821 as an emitter resistor.
  108. Improving amplifier input stage
  109. Advantages of flat LF speaker impedance for amps
  110. Issue with TA1600
  111. Infinity OVTR 1 subwoofer amp
  112. Why do AC supplied systems perform better?
  113. Esoter Evoque Pure Amplifier
  114. 2SC2922 / 2SA1216 hfe rank mismatch
  115. fuse blow
  116. C-Audio RA3000 Blowing fuses
  117. a new low noise, HV Op Amp !
  118. Electrohome C-400
  119. Decoupling for battery based opamp circuits
  120. about schemes H/K citation 24 and Braun Atelier PA 4 (/ 2)
  121. Simple Feed Forward for Power Amp
  122. Emotive mini-X a-100 vs Dayton Audio APA150
  123. Newbie recap project seeks advice..
  124. Adcom GFA-5800 amplifier cooling fans
  125. Hafler 9505 switch needed
  126. Amplificador SUBZERO
  127. Son of Ampzilla rebuilt
  128. upgrading tivoli model one
  129. BIG transistors
  130. Another 80's british amp thread
  131. Yamaha M50 fixing or rebuild
  132. 250-400watt audio amplifier
  133. Parasound A31
  134. Question reg. Sansui Au-D5 mod
  135. Simple Universal Speaker Delay Using A Triac
  136. yamaha emx640 darlington amp repair
  137. The best Circuit of MJ11032,MJ11033 searching!
  138. Pioneer VSX-D557 Overload problem
  139. Soundstandard ES200 schematics anyone ??
  140. Playmaster Series 200 Circuit
  141. DC offset adj in JE990
  142. Korting Transmare A500 - vintage German amp, with issues!
  143. Tekko draws something from his head
  144. Vintage Toshiba 330 power amp problem, possible repair?
  145. Complementary Power MOSFETs
  146. Old class A design with 2SK146 dual JFET
  147. Balanced NoGNFB With Cross-Linked Input Stage
  148. MC2505 problem
  149. Bridging two 300W in 8 ohm amplifier to drive 1200W in 8 ohm
  150. Can a very simple class A amp produce great sound?
  151. you gotta be kidding !
  152. How to find the transfer function of this volume control?
  153. NAD C370 - red light
  154. Marantz SR1040 no output
  155. Mosfet question ( help needed )
  156. Trouble with Denon PMA-520 bias adjustment
  157. What is the importance of IQ in a common emitter stage?
  158. what is the role of the 68pf and 2200pf cap in Hiraga Super class A 30W
  159. Zero FeedBack Amp
  160. Motorola Solid State
  161. Is it worth modding a Marantz PM66SE
  162. Cyrus 3 2nd stage fault.. HELP!
  163. Carver CM-1090 pre/pro help?
  164. Krell KSA 50 clone power supply.
  165. Pioneer receiver mods
  166. Are ground planes in audio pcbs legit?
  167. Radio
  168. Suggestions for output pairs
  169. First amp I ever built - An excellent simple class A amp for beginners
  170. Does anyone know.......
  171. bow technology is still live?
  172. Esoteric Asr schematic
  173. I need help getting started with an Onkyo M-501
  174. High Power, High Fidelity Lateral MOSFET Power Amplifier
  175. Cheaper way to test power supply stability?
  176. Battery Type for Portable Speakers
  177. high rail voltage chip amps?
  178. class A output stage without feedback for a DAC?
  179. Need help hooking up Ashly P70-400
  180. Surprising polycarbonate caps
  181. Cordell OF THE Amplifier
  182. help changing the crossover setting of my class A/B subwoofer plate amp
  183. catfet amplifier
  184. Did one sell Krell amp after building LM4702?
  185. is current in speaker load to be anyway closer to psu current ratings?
  186. Krell KRC-2 service-manual?
  187. Sound project Module
  188. Rega Brio-R design
  189. Scratchy sound coming from speaker
  190. Dx Zim (Zimmer) SMPS will be developed to release
  191. Grounding scheme and loop breaker, need advice..
  192. Sony TA-FE230 Left Channel Weak
  193. I need pcb for this scheme
  194. How to repair and diagnose amp problem?
  195. WAV File Reproduction Sound Project
  196. the Inverting stage
  197. What about car amps?
  198. Audiolab 8000p stopped working.
  199. Ampeg svt 3 pro Power Amp
  200. McIntosh amp smoking
  201. 2 x 15W rms Audio Amp for small speakers
  202. Mickey Mouse PA Amplifiers and Mixers (two brands MM + PAiCE) - Schematics wanted
  203. channel sound loss scott 350R
  204. Need information for MM AP360 Amplifier
  205. Help me please with NAD S300
  206. Arcam AVR-100
  207. Sansui AU-217 issues
  208. Marantz PM44SE power/relay? issues
  209. Rotel RC-1070 Preamp PSU Repair
  210. home wiring is old knob and tube-no ground plug
  211. Should I let unused amps sit or power them up and use them on occasion.
  212. i need LUXMAN L-570 service manual
  213. Luxman 115 preamped into Concept 16.5?
  214. NAD T752 Repair Advice
  215. Goldmund schematics
  216. The Spanish Trio 5700 story
  217. Newbie trying to learn about my GFA-535 internals
  218. Help: A question regarding PCB to PTP?
  219. Converting single-ended signal to balanced causes background noises
  220. LME49830 question
  221. It helps to select best class power amplifier (AB- 40-50 watts)
  222. Transformer for Nytech CA252 Amplifier
  223. Dynaco st120
  224. How good / bad is this amp made?
  225. Efficient Subwoofer Amplifier
  226. Need Help With BUZ901/906 MOSFET Amplifier
  227. Current conveyor
  228. Question on Transistor amplification
  229. Output subs for 2sa1301 & 2sc3280
  230. Technics SA-R 410
  231. Another "ancient" amp
  232. Burnt out transistors - replace with same or something better? Rotel RB-991
  233. Help with Adcom GFA555-II
  234. Sansui ba-5000 Large Cap Removal Help Needed
  235. help to select and correct 400w TDA2030A OR 200WTDA2030
  236. Cambridge Audio A500 & P500
  237. softstart recommendation for 2kva R-core and 1,00,000uf per rail x 2 caps
  238. Alternative buffer topologies
  239. 400 Watt in 8ohms/ 800 watt in 4 Ohms
  240. Until I can afford a digital unit Old Technics??
  241. Yamaha AX 500u schematic, integrated amp
  242. Power rating for short circuit protection in linear voltage regulator
  243. Leach Amp Tests (weird noise)
  244. Amplifier with a sound. How to build for second harmonic.
  245. TCAAS
  246. Pre amp recommendation
  247. what is cy7c6801a pc 645041 and what does it do?
  248. Raising bias on Marantz SR4200 AV Receiver
  249. Will this schematic work ? (2SK2221/2SJ352 only)
  250. Legacy Whisper vs Klipsh Cornwall loading Mark Levinson ML-2

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