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  1. Luxmam M-12 bias and dc offset adjustment
  2. Sony TA-AX380 does not power up
  3. Yamaha CX-600 Preamplifier wont turn on
  4. QSC isa300ti schematic needed
  5. Helping a Friend:- Musical Fidelity A3.2 Integrated Dual Mono Schematics and SAP15
  6. HeadPhone Buffer with complementary feedback
  7. Can I improve the sound of my HT receiver with these mods?
  8. I need schematics for a mosfet amplifier
  9. Commercial available discrete OP-AMPs - Overview wanted
  10. behringer gx110
  11. replacing RC4136 opamp w/ 2 OPA2134 on DIP pinout adapter board
  12. help identify capacitor
  13. Is DC power amp danger to speaker?
  14. Sony XM-10020 brunt resistor help
  15. SS project... need help
  16. AKAI AM-U41 Light replacement for Power Indicator
  17. Why a lot of power amps use complementry differential input?
  18. Hafler DH-220 AMP. Is it a kit?
  19. Akai AA-1200 - where to buy parts? Mods?
  20. copyright of Apex board as commercial product?
  21. balanced circuit from Electronic Design
  22. Technics SU-V650 Problem
  23. Any way to improve the sound of my Acurus.
  24. LT1166
  25. diyAB Honey Badger driven by Sonos ZP80?
  26. Nmos 200 Preamp+poweramp
  27. Sounds from an unconnected NAD C 355BEE
  28. Why the 4-ohm 'limitation'
  29. Quad 303 PSU re-build
  30. Need help with Teac AG-H300 hot amp when idle
  31. TIP 31A vs TIP 31c
  32. Denon receiver dead - incorrect antenna may have caused this?
  33. Power12: A compact 6W/channel power amplifier
  34. jlh class a amp
  35. Technics SU-5A Old lady has quiet channel
  36. Power amplifier humming
  37. PSL ve1200 schematic
  38. Distortion vs Global-Feedback (simulated)
  39. The Kinergetics Patent "reducing hysteresis distortion"
  40. cfp - variant --> current coupled
  41. Screened Coax Cable in the Feedback Loop - which Purpose and Benefit is there ??
  42. 2SC5242/2SA1962 fakes...
  43. Vox Bass Pre-Amplifier 1201 from Venue Combo
  44. Capacitors inside feedback loop
  45. Picked up a Pioneer Spec 2
  46. Park By Marshall just a quiet fuzz
  47. SOS! Crown XLS402. No power
  48. SS diy site
  49. Does anyone know the name of this circuit? (Driver transistor bootstrap)
  50. Extreme prominence of odd harmonics with increasing frequency
  51. Looking for the Über Buffer
  52. Nad C 325 BEE, Output Problems
  53. One driver transistor per output transistor possibilities?
  54. Magnum a 200 power amp
  55. My Modified P3A
  56. JVC A-X9 negative rail at the output - please help
  57. EZ-Dump: dump your current without really trying
  58. best VAS transistors with Higher VCE,Ft,beta low cob
  59. Lite mv 02 remote HELP
  60. An audio amplifier from what I have available
  61. Gain Issue
  62. Meitner MTR-101 repair?
  63. Sony amplifier module
  64. Vandersteen 2W Amplifier
  65. Musical Fidelity power amplifier trim pots
  66. 2sc5171 can drive how many 2sc5949 at 70V without any problem?
  67. Quad 303 hum caused by HDMI connection
  68. The magic amp
  69. NRG Control 400wpc Class A Monoblocks, What to do? Repair or upgrade?
  70. logic amp DBX1004
  71. Floated cascode with jFETs for high voltage?
  72. How much amperage?
  73. HCA-3500 questions
  74. Help fixing NAD C350
  75. Systemdek iix 900
  76. Help me debug a strange interference in my system.
  77. Pot Wiring to Amp
  78. LatFET OPS using HEC!
  79. Electrolytics - Axial vs Radial
  80. Vintage Marantz. Anyone changing their MKT caps?
  81. amplifier has slow speed ticking noise on audio.
  82. Marantz 1120 - Questions re caps and trannies.
  83. Is there a better transistor than a Motorola C4000/C5000
  84. Marantz SR3300
  85. Microphone Noise Cancellation Circuit Design
  86. Salvaging the Power Amp sections of 90s Prologic
  87. Evolution of the VSSA? Esperado's DVSSA...
  88. speaker protection at mains supply - ?
  89. PNP OCL amplifier
  90. ADCOM GFA 555 - Chance bias?
  91. Help with some unknow JFETs for a RIAA project...
  92. Vintage Technics su-v4k integrated amp audio cutting out
  93. How can improve sound quality with TruSound technic
  94. Need help for Luxman C-12 preamplifier
  95. Help with distorted audio from Yamaha cr-400
  96. Massive transistors in Gamut 250i Amps?
  97. Can someone tell me what is this???
  98. Damping factor of 100 at 10KHz?
  99. Help fixing Onkyo TX-SR508
  100. KRELL KSA-50S - Noise distorsion HF
  101. BGW 750C
  102. ESP Project 3A
  103. Can I use a small o/p cap for single ended HF amp
  104. Help me!! nmos 200 problem
  105. Help me modify Peavey Blazer Amp
  106. Opinions on Quad 303 PC's & components kits?
  107. Burmeister 933 Mk2 Clone
  108. Top Class-A amps Vs Top Class A-B amp for precision and neutrality?
  109. AX6123 sub?
  110. Distortion Hates Symmetry
  111. Loudspeaker protection circuit (form diyaudio) problem
  112. Krell KSA 100 PCB
  113. SymAsym mods ?
  114. The leach amp
  115. The 1K 1W spectra.
  116. Yamaha DSP-E800 External Decoder Subwoofer Gain
  117. Ultra-high performance, yet rather simple - hybrid and more!
  118. lme49810 boards?
  119. ESP P68 and low power
  120. Monarchy SM-70 6 months report ;-)
  121. Preamp Design Guidance
  122. Manual for Arcam Alpha Amp
  123. Need help for modifying an amplifier
  124. BX-1 monoblock class A amp
  125. Is a Preamp's Turn-off Pop Harmful to Opamp IC's?
  126. Hello from Madrid (vintage Marantz inside)
  127. Unusual buzzing situation
  128. Yamaha RX-V765 needs repair
  129. Denon PMA-680R Service Manual
  130. Fuse Question
  131. Etri Fan KSA 100
  132. Hafler mosfet solidstate help
  133. Has anyone used Semelab's MG6333K & MG9413K complementry bipolar devices ?
  134. idle current i(bias) is slowly dropping in one channel
  135. musical fidelity A-X 50/100/200: Any differences above 500 Hz?
  136. Opinions on "Hot rodded" elector HEXFET kits
  137. Crown bias problem
  138. Amplifier A+B with speakers and subwoofer?
  139. Just brought the arcam fmj a32 but get really load popping from the channel left is f
  140. A little amp advice
  141. tantalum and small capacitors
  142. Overload detection circuit for UPC1237
  143. Studio 350 Power Amp
  144. 70's nostalgia
  145. Rebuild my New Dynaco Stereo 120
  146. Need Schematic for PA Stereo amplifier
  147. 40W amplifier, first try
  148. Amcron MT1201 output measurements
  149. Maitner STR-50 power up issue
  150. Does an LME49811 needs a pre driver?
  151. Inter-M R300 plus Transformer
  152. buzz when connecting projector/laptop/amp
  153. JVC RX-508V
  154. Middlebrook "GFT" probe?
  155. A&R Cambridge A60 problem.
  156. A simple, inexpensive, HEXFET amp with EC
  157. How does this provide constant current ?
  158. Any kits for high quality simple preamp
  159. QED A-240 SCHEMATICS
  160. NEW Galliumnitrid and Siliziumkarbid FETS?
  161. ID this transformer
  162. 2.1 Amplifier
  163. transistor hfe help
  164. how to lower THD in small signal BJT amps?
  165. How to measure amplifier`s output impedance wrt Frequency?
  166. Help needen on a power buffer
  167. What Amp board is This?
  168. Output Transistors for the "Super Class A Amplifier" by Jean Hiraga
  169. Crown M 600 blowing the 1.2 amp fuse - not the 20 amp fuse
  170. LME49810 or 11 for mid-high power amplifier?
  171. Realistic SA1000, no info?
  172. Repair a PolkAudio psw111
  173. Amp burning or warmup using 100w 10ohm Load Resistor?
  174. Arcam alpha 9 integrated cd input fault
  175. Krell 1 or Krell 2 ?
  176. ALPS Potentiometer 100k ... Blue RK27112MC noise ??
  177. Sony STR-V333ES blowing power board fuse
  178. Mcintosh Mac 1700 Distortion 1 Channel.
  179. Modding BGW 620B to Class A
  180. Issue While Rehabbing an STA-2100, What To Do?
  181. What to do about my smoking Rotel receiver?!?!
  182. quad 405 power amp advice
  183. Marantz AV Surround Receiver SR-73 - turning off problem
  184. DOM amplifier from semarang city!!!!
  185. The Zodiac: 60 Watt Class H Amplifier with 0.0016% THD
  186. VSSA Circlotron
  187. Classe DR-10 Output Transistors
  188. An interesting op amp comparison a la TexInst:
  189. Ian Hegglun's ClassA^3 Cube-Law Amp
  190. Quad clone R39 burnt
  191. Need some help with 5 channel power stage
  192. Marantz PM 43 dead
  193. Current Source Design
  194. Kenwood KA-6100 BIAS to high
  195. Best Buffer to Sum L&R Without Adding to Crosstalk
  196. Marantz PM-80 class A idle adjusting bias
  197. NAD 2600 Cleaning
  198. Technics SU-V 470 NO SOUND?
  199. Onix OA21s (OA22?) Schematic
  200. No global feedback V TO I converter THD: < 0.001%
  201. Choosing the right transformer current rating
  202. CFA Amp with CMCL and HEC Output Stage
  203. Frustrating interconnect question:
  204. Audio amplifier for test and measurement?
  205. Citation 12 differential pair
  206. Transistors for Naim power amp clone
  207. Variance of RF transconductance of audio bipolar transistors from different manufactu
  208. Nakamichi TA2A - "vented" caps on PS board?
  209. Near Zero THD down to the threshold of hearing
  210. WCF AMP IDEA
  211. How to increase gain of Quad 34 preamp.
  212. Marantz PM80 dead within 10 minutes
  213. Can't find the problem!! :(
  214. Low cost stereo Mini-Mosfet
  215. Citation 16a Capacitor question
  216. PEEL 18CV8P Burner
  217. DxS - The Excess amplifier, an SS (Super Special) model from the Dx Corporation
  218. DENON PMA-1560 IDLE ADJUSTING BIAS
  219. Mark Levinson 380S EPROM code
  220. Direct Servo Subwoofer Amp... What is different?
  221. C-Audio RA2001 Repair
  222. Morgan Deva
  223. Yamaha RX v471 Amplifier
  224. Tuning a Jands amplifier sans specs
  225. LD1014d
  226. anybody have salvage PV500 AMP
  227. Quirk when measuring damping factor
  228. Suggest a amp for driving 16 ohm load from 12-24 volt dc supply
  229. DC coupled = worst dynamics - is it true?
  230. crown csl-800(pb2) noise from board
  231. Latest project update to Maplin 50WRMS amplifier.
  232. QSC 1700 ( not series one )
  233. Hybrid Tube-BJT Lin Topology - Tweak Plans
  234. Basic question about wiring in a second input (Leslie)
  235. Low Cost Amplifier Chassis Ideas
  236. Future kit
  237. Nikko Amp Buy Help
  238. nad hafler sonic impact 5066
  239. Leaking caps?
  240. swapping opamps in poweramps
  241. Transistor selection
  242. Next steps to learn small signal amplifier design
  243. Replace caps on Class D amp to improve sound?
  244. Help with Yamaha AX-1050 Transrotor Source Selector cleaning!
  245. Sherwood HP-1000 restomod
  246. Alps Rotary Switch Dropout Issues for Input Select (e.g. Onkyo, Yamaha, Creek)
  247. Replacement for BEL PT4 & PT6 Needed
  248. What kind of upgrades - Arcam Alpha 5 Integrated Amplifier
  249. NAD3020i recap
  250. 200W jfet mosfet amp, no gnfb but output error correction - from my archives

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