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  1. balanced circuit from Electronic Design
  2. Technics SU-V650 Problem
  3. Any way to improve the sound of my Acurus.
  4. LT1166
  5. diyAB Honey Badger driven by Sonos ZP80?
  6. Nmos 200 Preamp+poweramp
  7. Sounds from an unconnected NAD C 355BEE
  8. Why the 4-ohm 'limitation'
  9. Quad 303 PSU re-build
  10. Need help with Teac AG-H300 hot amp when idle
  11. TIP 31A vs TIP 31c
  12. Denon receiver dead - incorrect antenna may have caused this?
  13. Power12: A compact 6W/channel power amplifier
  14. jlh class a amp
  15. Technics SU-5A Old lady has quiet channel
  16. Power amplifier humming
  17. PSL ve1200 schematic
  18. Distortion vs Global-Feedback (simulated)
  19. The Kinergetics Patent "reducing hysteresis distortion"
  20. cfp - variant --> current coupled
  21. Screened Coax Cable in the Feedback Loop - which Purpose and Benefit is there ??
  22. 2SC5242/2SA1962 fakes...
  23. Vox Bass Pre-Amplifier 1201 from Venue Combo
  24. Capacitors inside feedback loop
  25. Picked up a Pioneer Spec 2
  26. Park By Marshall just a quiet fuzz
  27. SOS! Crown XLS402. No power
  28. SS diy site
  29. Does anyone know the name of this circuit? (Driver transistor bootstrap)
  30. Extreme prominence of odd harmonics with increasing frequency
  31. Looking for the Über Buffer
  32. Nad C 325 BEE, Output Problems
  33. One driver transistor per output transistor possibilities?
  34. Magnum a 200 power amp
  35. My Modified P3A
  36. JVC A-X9 negative rail at the output - please help
  37. EZ-Dump: dump your current without really trying
  38. best VAS transistors with Higher VCE,Ft,beta low cob
  39. Lite mv 02 remote HELP
  40. An audio amplifier from what I have available
  41. Gain Issue
  42. Meitner MTR-101 repair?
  43. Sony amplifier module
  44. Vandersteen 2W Amplifier
  45. Musical Fidelity power amplifier trim pots
  46. 2sc5171 can drive how many 2sc5949 at 70V without any problem?
  47. Quad 303 hum caused by HDMI connection
  48. The magic amp
  49. NRG Control 400wpc Class A Monoblocks, What to do? Repair or upgrade?
  50. logic amp DBX1004
  51. Floated cascode with jFETs for high voltage?
  52. How much amperage?
  53. HCA-3500 questions
  54. Help fixing NAD C350
  55. Systemdek iix 900
  56. Help me debug a strange interference in my system.
  57. Pot Wiring to Amp
  58. LatFET OPS using HEC!
  59. Electrolytics - Axial vs Radial
  60. Vintage Marantz. Anyone changing their MKT caps?
  61. amplifier has slow speed ticking noise on audio.
  62. Marantz 1120 - Questions re caps and trannies.
  63. Is there a better transistor than a Motorola C4000/C5000
  64. Marantz SR3300
  65. Microphone Noise Cancellation Circuit Design
  66. Salvaging the Power Amp sections of 90s Prologic
  67. Evolution of the VSSA? Esperado's DVSSA...
  68. speaker protection at mains supply - ?
  69. PNP OCL amplifier
  70. ADCOM GFA 555 - Chance bias?
  71. Help with some unknow JFETs for a RIAA project...
  72. Vintage Technics su-v4k integrated amp audio cutting out
  73. How can improve sound quality with TruSound technic
  74. Need help for Luxman C-12 preamplifier
  75. Help with distorted audio from Yamaha cr-400
  76. Massive transistors in Gamut 250i Amps?
  77. Can someone tell me what is this???
  78. Damping factor of 100 at 10KHz?
  79. Help fixing Onkyo TX-SR508
  80. KRELL KSA-50S - Noise distorsion HF
  81. BGW 750C
  82. ESP Project 3A
  83. Can I use a small o/p cap for single ended HF amp
  84. Help me!! nmos 200 problem
  85. Help me modify Peavey Blazer Amp
  86. Opinions on Quad 303 PC's & components kits?
  87. Burmeister 933 Mk2 Clone
  88. Top Class-A amps Vs Top Class A-B amp for precision and neutrality?
  89. AX6123 sub?
  90. Distortion Hates Symmetry
  91. Loudspeaker protection circuit (form diyaudio) problem
  92. Krell KSA 100 PCB
  93. SymAsym mods ?
  94. The leach amp
  95. The 1K 1W spectra.
  96. Yamaha DSP-E800 External Decoder Subwoofer Gain
  97. Ultra-high performance, yet rather simple - hybrid and more!
  98. lme49810 boards?
  99. ESP P68 and low power
  100. Monarchy SM-70 6 months report ;-)
  101. Preamp Design Guidance
  102. Manual for Arcam Alpha Amp
  103. Need help for modifying an amplifier
  104. BX-1 monoblock class A amp
  105. Is a Preamp's Turn-off Pop Harmful to Opamp IC's?
  106. Hello from Madrid (vintage Marantz inside)
  107. Unusual buzzing situation
  108. Yamaha RX-V765 needs repair
  109. Denon PMA-680R Service Manual
  110. Fuse Question
  111. Etri Fan KSA 100
  112. Hafler mosfet solidstate help
  113. Has anyone used Semelab's MG6333K & MG9413K complementry bipolar devices ?
  114. idle current i(bias) is slowly dropping in one channel
  115. musical fidelity A-X 50/100/200: Any differences above 500 Hz?
  116. Opinions on "Hot rodded" elector HEXFET kits
  117. Crown bias problem
  118. Amplifier A+B with speakers and subwoofer?
  119. Just brought the arcam fmj a32 but get really load popping from the channel left is f
  120. A little amp advice
  121. tantalum and small capacitors
  122. Overload detection circuit for UPC1237
  123. Studio 350 Power Amp
  124. 70's nostalgia
  125. Rebuild my New Dynaco Stereo 120
  126. Need Schematic for PA Stereo amplifier
  127. 40W amplifier, first try
  128. Amcron MT1201 output measurements
  129. Maitner STR-50 power up issue
  130. Does an LME49811 needs a pre driver?
  131. Inter-M R300 plus Transformer
  132. buzz when connecting projector/laptop/amp
  133. JVC RX-508V
  134. Middlebrook "GFT" probe?
  135. A&R Cambridge A60 problem.
  136. A simple, inexpensive, HEXFET amp with EC
  137. How does this provide constant current ?
  138. Any kits for high quality simple preamp
  139. QED A-240 SCHEMATICS
  140. NEW Galliumnitrid and Siliziumkarbid FETS?
  141. ID this transformer
  142. 2.1 Amplifier
  143. transistor hfe help
  144. how to lower THD in small signal BJT amps?
  145. How to measure amplifier`s output impedance wrt Frequency?
  146. Help needen on a power buffer
  147. What Amp board is This?
  148. Output Transistors for the "Super Class A Amplifier" by Jean Hiraga
  149. Crown M 600 blowing the 1.2 amp fuse - not the 20 amp fuse
  150. LME49810 or 11 for mid-high power amplifier?
  151. Realistic SA1000, no info?
  152. Repair a PolkAudio psw111
  153. Amp burning or warmup using 100w 10ohm Load Resistor?
  154. Arcam alpha 9 integrated cd input fault
  155. Krell 1 or Krell 2 ?
  156. ALPS Potentiometer 100k ... Blue RK27112MC noise ??
  157. Sony STR-V333ES blowing power board fuse
  158. Mcintosh Mac 1700 Distortion 1 Channel.
  159. Modding BGW 620B to Class A
  160. Issue While Rehabbing an STA-2100, What To Do?
  161. What to do about my smoking Rotel receiver?!?!
  162. quad 405 power amp advice
  163. Marantz AV Surround Receiver SR-73 - turning off problem
  164. DOM amplifier from semarang city!!!!
  165. The Zodiac: 60 Watt Class H Amplifier with 0.0016% THD
  166. VSSA Circlotron
  167. Classe DR-10 Output Transistors
  168. An interesting op amp comparison a la TexInst:
  169. Ian Hegglun's ClassA^3 Cube-Law Amp
  170. Quad clone R39 burnt
  171. Need some help with 5 channel power stage
  172. Marantz PM 43 dead
  173. Current Source Design
  174. Kenwood KA-6100 BIAS to high
  175. Best Buffer to Sum L&R Without Adding to Crosstalk
  176. Marantz PM-80 class A idle adjusting bias
  177. NAD 2600 Cleaning
  178. Technics SU-V 470 NO SOUND?
  179. Onix OA21s (OA22?) Schematic
  180. No global feedback V TO I converter THD: < 0.001%
  181. Choosing the right transformer current rating
  182. CFA Amp with CMCL and HEC Output Stage
  183. Frustrating interconnect question:
  184. Audio amplifier for test and measurement?
  185. Citation 12 differential pair
  186. Transistors for Naim power amp clone
  187. Variance of RF transconductance of audio bipolar transistors from different manufactu
  188. Nakamichi TA2A - "vented" caps on PS board?
  189. Near Zero THD down to the threshold of hearing
  190. WCF AMP IDEA
  191. How to increase gain of Quad 34 preamp.
  192. Marantz PM80 dead within 10 minutes
  193. Can't find the problem!! :(
  194. Low cost stereo Mini-Mosfet
  195. Citation 16a Capacitor question
  196. PEEL 18CV8P Burner
  197. DxS - The Excess amplifier, an SS (Super Special) model from the Dx Corporation
  198. DENON PMA-1560 IDLE ADJUSTING BIAS
  199. Mark Levinson 380S EPROM code
  200. Direct Servo Subwoofer Amp... What is different?
  201. C-Audio RA2001 Repair
  202. Morgan Deva
  203. Yamaha RX v471 Amplifier
  204. Tuning a Jands amplifier sans specs
  205. LD1014d
  206. anybody have salvage PV500 AMP
  207. Quirk when measuring damping factor
  208. Suggest a amp for driving 16 ohm load from 12-24 volt dc supply
  209. DC coupled = worst dynamics - is it true?
  210. crown csl-800(pb2) noise from board
  211. Latest project update to Maplin 50WRMS amplifier.
  212. QSC 1700 ( not series one )
  213. Hybrid Tube-BJT Lin Topology - Tweak Plans
  214. Basic question about wiring in a second input (Leslie)
  215. Low Cost Amplifier Chassis Ideas
  216. Future kit
  217. Nikko Amp Buy Help
  218. nad hafler sonic impact 5066
  219. Leaking caps?
  220. swapping opamps in poweramps
  221. Transistor selection
  222. Next steps to learn small signal amplifier design
  223. Replace caps on Class D amp to improve sound?
  224. Help with Yamaha AX-1050 Transrotor Source Selector cleaning!
  225. Sherwood HP-1000 restomod
  226. Alps Rotary Switch Dropout Issues for Input Select (e.g. Onkyo, Yamaha, Creek)
  227. Replacement for BEL PT4 & PT6 Needed
  228. What kind of upgrades - Arcam Alpha 5 Integrated Amplifier
  229. NAD3020i recap
  230. 200W jfet mosfet amp, no gnfb but output error correction - from my archives
  231. EV AP2600 amp buzz noise
  232. Unity gain power amplifier for guitar
  233. Do the transistors in the VAS stage need to be matched PNP/NPN pair?
  234. Sherwood s-2660 CP
  235. Aragon 24K Volume control noise and dc
  236. Luxman A-384 replacing volume pot
  237. Bennic xpp for input capacitor for amps?
  238. crown DL2 power supply cable question
  239. Sumo Nine Plus output transistor replacement - Sanken 2SC1831
  240. SAE Mark XXXIB blowing fuse: help!
  241. Help for an Audionet Amp 1
  242. Sony STR-K780 sounds dull
  243. Suggestions of articles about designing a Class A JFET pre-amplifier
  244. Weird SKA behaviour
  245. PG 800.5 Issue
  246. How do I test an amp for Damping Factor?
  247. To Screen or not to screen Vbe multiplier leads in HK1400
  248. discharge 10000uf caps
  249. Smooth out turn-on voltage spike - how?
  250. Why are most opamp circuits run off +/-15V and not +/-12V

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