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  1. Best cost is no object darilington NPN's?
  2. 50W class A with LME49811?
  3. using .1 or .01uf for decoupling capacitor?
  4. Voltage Regulator for Class A/B Power Amplifier (not SMPS/SPS) - Pros and Cons
  5. Pioneer SX-5 Receiver - No FM
  6. LEAK T12 , Point one vs QUAD ?
  7. How to remove the front panel on a Harman Kardon 330B
  8. bjt jfet CFP diff input stage
  9. phase angle of a transfer function
  10. Building AMP - Help
  11. any Krell wizards ?
  12. Please, Toshiba SC-665 schematic wanted
  13. Bang-for-Buck, Readily available amp?
  14. Augmented Feedback Error Correction
  15. Spendor "RB-50" (RB50) Power Amplifier - images and schematic wanted
  16. Boostraping your op amp yields wide voltage swing
  17. 2Sj313 Spice Model
  18. capacitor advice- these caps OK?
  19. How do amplifier manufacturers come up with their wattage ratings?
  20. What does +3v3a mean in a schematic
  21. Nackamichi IA-3 Upgrde paths
  22. Rotel rb985 and soft start
  23. Harman kardon avr 7000 problems
  24. Problem with Rotel RA820BX4 - distortion in one channel
  25. 140 volt op-amp rail to rail
  26. insanely extreme high gain amplifier?
  27. SSM2220/SSM2212 for LTP/Mirror
  28. Cyrus 2 volume issue
  29. Denon AVR-4306 thermal shutdown
  30. 554mw from TO92 too much ??
  31. Power switch suppression cap type
  32. BIAMP TC120
  33. HELP!!!!!!!
  34. Overall noise, singnal to noise(db) & Distortion(%) obtain
  35. Yamaha P2250C protection relay
  36. help with QSC PLX1602
  37. Question on input dc blocking capacitors
  38. can the compensation capacitor value be reduced in this circuit?
  39. carver tfm-25 vs adcom gfa 555
  40. KSA50 clone--Mk1 or Mk2
  41. Luxman R117 Relay Issue
  42. Mosfet type?
  43. XLR free amp
  44. pioneer pd 95 year about 93 output stage
  45. does class A amp feel more powerful with same ratings compared to class AB?
  46. Help replacing volume pot
  47. Onkyo M508 Repair - Need 1.8V on Q435, Q437
  48. How to test d5sba20
  49. Help with bias adjustment.
  50. Sony TA-N80ES Replacement Parts Needed
  51. Amp for B&W 801 matrix
  52. Could some one help me with my Audiolabs 8200a?
  53. DE-SOLDERING CYRUS II / REPAINT
  54. Single MOSFET class A output amplifier
  55. Amp for B&W 801 and TV
  56. DIY 200 watt solid state monoblock power amplifier
  57. Purpose of giant capacitors in recievers.
  58. treshold dac 1e help for schematic analogue
  59. JLH Buffer - Homage to John Linsley Hood
  60. DW300 project - one HiFI Audio Amplifier that can run stable on 2 ohms
  61. how hot is too hot
  62. upgrade
  63. Germanium Amp
  64. Using a Caddock MP821 as an emitter resistor.
  65. Improving amplifier input stage
  66. Advantages of flat LF speaker impedance for amps
  67. Issue with TA1600
  68. Infinity OVTR 1 subwoofer amp
  69. Why do AC supplied systems perform better?
  70. Esoter Evoque Pure Amplifier
  71. 2SC2922 / 2SA1216 hfe rank mismatch
  72. fuse blow
  73. C-Audio RA3000 Blowing fuses
  74. a new low noise, HV Op Amp !
  75. Electrohome C-400
  76. Decoupling for battery based opamp circuits
  77. about schemes H/K citation 24 and Braun Atelier PA 4 (/ 2)
  78. Simple Feed Forward for Power Amp
  79. Emotive mini-X a-100 vs Dayton Audio APA150
  80. Newbie recap project seeks advice..
  81. Adcom GFA-5800 amplifier cooling fans
  82. Hafler 9505 switch needed
  83. Amplificador SUBZERO
  84. Son of Ampzilla rebuilt
  85. upgrading tivoli model one
  86. BIG transistors
  87. Another 80's british amp thread
  88. Yamaha M50 fixing or rebuild
  89. 250-400watt audio amplifier
  90. Parasound A31
  91. Question reg. Sansui Au-D5 mod
  92. Simple Universal Speaker Delay Using A Triac
  93. yamaha emx640 darlington amp repair
  94. The best Circuit of MJ11032,MJ11033 searching!
  95. Pioneer VSX-D557 Overload problem
  96. Soundstandard ES200 schematics anyone ??
  97. Playmaster Series 200 Circuit
  98. DC offset adj in JE990
  99. Korting Transmare A500 - vintage German amp, with issues!
  100. Tekko draws something from his head
  101. Vintage Toshiba 330 power amp problem, possible repair?
  102. Complementary Power MOSFETs
  103. Old class A design with 2SK146 dual JFET
  104. Balanced NoGNFB With Cross-Linked Input Stage
  105. MC2505 problem
  106. Bridging two 300W in 8 ohm amplifier to drive 1200W in 8 ohm
  107. Can a very simple class A amp produce great sound?
  108. you gotta be kidding !
  109. How to find the transfer function of this volume control?
  110. NAD C370 - red light
  111. Marantz SR1040 no output
  112. Mosfet question ( help needed )
  113. Trouble with Denon PMA-520 bias adjustment
  114. What is the importance of IQ in a common emitter stage?
  115. what is the role of the 68pf and 2200pf cap in Hiraga Super class A 30W
  116. Zero FeedBack Amp
  117. Motorola Solid State
  118. Is it worth modding a Marantz PM66SE
  119. Cyrus 3 2nd stage fault.. HELP!
  120. Carver CM-1090 pre/pro help?
  121. Krell KSA 50 clone power supply.
  122. Pioneer receiver mods
  123. Are ground planes in audio pcbs legit?
  124. Radio
  125. Suggestions for output pairs
  126. First amp I ever built - An excellent simple class A amp for beginners
  127. Does anyone know.......
  128. bow technology is still live?
  129. Esoteric Asr schematic
  130. I need help getting started with an Onkyo M-501
  131. High Power, High Fidelity Lateral MOSFET Power Amplifier
  132. Cheaper way to test power supply stability?
  133. Battery Type for Portable Speakers
  134. high rail voltage chip amps?
  135. class A output stage without feedback for a DAC?
  136. Need help hooking up Ashly P70-400
  137. Surprising polycarbonate caps
  138. Cordell OF THE Amplifier
  139. help changing the crossover setting of my class A/B subwoofer plate amp
  140. catfet amplifier
  141. Did one sell Krell amp after building LM4702?
  142. is current in speaker load to be anyway closer to psu current ratings?
  143. Krell KRC-2 service-manual?
  144. Sound project Module
  145. Rega Brio-R design
  146. Scratchy sound coming from speaker
  147. Dx Zim (Zimmer) SMPS will be developed to release
  148. Grounding scheme and loop breaker, need advice..
  149. Sony TA-FE230 Left Channel Weak
  150. I need pcb for this scheme
  151. How to repair and diagnose amp problem?
  152. WAV File Reproduction Sound Project
  153. the Inverting stage
  154. What about car amps?
  155. Audiolab 8000p stopped working.
  156. Ampeg svt 3 pro Power Amp
  157. McIntosh amp smoking
  158. 2 x 15W rms Audio Amp for small speakers
  159. Mickey Mouse PA Amplifiers and Mixers (two brands MM + PAiCE) - Schematics wanted
  160. channel sound loss scott 350R
  161. Need information for MM AP360 Amplifier
  162. Help me please with NAD S300
  163. Arcam AVR-100
  164. Sansui AU-217 issues
  165. Marantz PM44SE power/relay? issues
  166. Rotel RC-1070 Preamp PSU Repair
  167. home wiring is old knob and tube-no ground plug
  168. Should I let unused amps sit or power them up and use them on occasion.
  169. i need LUXMAN L-570 service manual
  170. Luxman 115 preamped into Concept 16.5?
  171. NAD T752 Repair Advice
  172. Goldmund schematics
  173. The Spanish Trio 5700 story
  174. Newbie trying to learn about my GFA-535 internals
  175. Help: A question regarding PCB to PTP?
  176. Converting single-ended signal to balanced causes background noises
  177. LME49830 question
  178. It helps to select best class power amplifier (AB- 40-50 watts)
  179. Transformer for Nytech CA252 Amplifier
  180. Dynaco st120
  181. How good / bad is this amp made?
  182. Efficient Subwoofer Amplifier
  183. Need Help With BUZ901/906 MOSFET Amplifier
  184. Current conveyor
  185. Question on Transistor amplification
  186. Output subs for 2sa1301 & 2sc3280
  187. Technics SA-R 410
  188. Another "ancient" amp
  189. Burnt out transistors - replace with same or something better? Rotel RB-991
  190. Help with Adcom GFA555-II
  191. Sansui ba-5000 Large Cap Removal Help Needed
  192. help to select and correct 400w TDA2030A OR 200WTDA2030
  193. Cambridge Audio A500 & P500
  194. softstart recommendation for 2kva R-core and 1,00,000uf per rail x 2 caps
  195. Alternative buffer topologies
  196. 400 Watt in 8ohms/ 800 watt in 4 Ohms
  197. Until I can afford a digital unit Old Technics??
  198. Yamaha AX 500u schematic, integrated amp
  199. Power rating for short circuit protection in linear voltage regulator
  200. Leach Amp Tests (weird noise)
  201. Amplifier with a sound. How to build for second harmonic.
  202. TCAAS
  203. Pre amp recommendation
  204. what is cy7c6801a pc 645041 and what does it do?
  205. Raising bias on Marantz SR4200 AV Receiver
  206. Will this schematic work ? (2SK2221/2SJ352 only)
  207. Legacy Whisper vs Klipsh Cornwall loading Mark Levinson ML-2
  208. what happens if transistors are not matched? especially output stage..
  209. SOME CLASS H, AB ,PROTECT POWER AMPS
  210. Please help me understand the voltage regulator with external bypass BJT?
  211. Lead size of TO-3 package and where to get insulated jumper wires?
  212. Cross reference 2SD234
  213. about maintenance of amplifiers
  214. Help with this preamp
  215. Input line 120hz on speaker output in class A?
  216. Need help
  217. How to make LME49810 amp 2 ohm stable?
  218. Make Hifi with 3 Triple Sziklai transistors in Simple Class A
  219. 3000w power amp sadaru
  220. Input capacitor 2.2uf Polystyrene or Mundorf Silver/oil?
  221. Negative side Mosfet heating up with mild hissing
  222. Should a 250VA toriodal be blowing a 1A fuse?
  223. The questions about Hi-fi audio for home use.
  224. Denon Output Transistors.
  225. Sansui 9090 help
  226. Diamonds and Pearls
  227. Seeking DC Enlightenment
  228. FETZILLA - The Builders Place
  229. N-Channel JFET sub
  230. Simple 85W amplifier
  231. NAD T753 receiver: No sound
  232. Power Supply and Other Re-capping
  233. Power Supply and Other Re-capping
  234. 100watt mono amp find???
  235. help! noob recapping an amp... really stuck.
  236. Powerbass atm-440.2
  237. uPC1237 too slow
  238. What type of capacitors are these?
  239. +/- 36 Volt Voltageamp with TMC error correction
  240. Sound of Op Amps...
  241. THRESHOLD S-300 UPGRADE
  242. Alternative method load for power testing amps?
  243. THRESHOLD S-300 UPGRADE
  244. alternativ symmetric amp
  245. Has anyone ever had experience with MUSE opamps?
  246. Baking a pcb for removing moisture
  247. Nad 3020e lost some of its volume , distortion
  248. Hafler P3000
  249. Krell KSA-150 Power board Reassamble HELP Please
  250. accurate Output Stage

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