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  1. About to Replace Filter Capacitors with Different Type- Help Needed!
  2. What happens with bipolar Rbb as a function of collector current?
  3. would need more data on this amplifier
  4. New to DIY audio, and need some help
  5. Sansui AU-X517R repair and restoration
  6. LSK389 best working points?
  7. Big difference in amps - tag/rotel has me confused
  8. NEW MODEL > LG - ALLIEN
  9. Logitech Amp Reuse
  10. Panasonic FC caps for Class A amp power supply??
  11. DENON POA-6600
  12. Equivalent transistors
  13. NAD 906 silent
  14. Major modification design help needed
  15. HIFI 700W Subwoofer Mono Amplifier Board By 10 Pairs 1943/5200 Amp Board For Subwoofe
  16. Balanced to unbalanced schematic, is this one good?
  17. Altec 9440A how does it sound ?
  18. KSA-50S no sound problem- please help
  19. WSF and DMOSFET´s
  20. DC OFFSET AT ROTEL
  21. acurus amp bias
  22. Denon AVR-5805 firmware needed
  23. Amp not amping? o.O
  24. amplifier biasing help
  25. How to lower the gain of this headphone amp
  26. The EasyWay AMP
  27. Kenwood A-5S stereo amplidier
  28. can you hear the ringing?
  29. Phase Linear 4000 Series I Transistors
  30. Needed: Amplifier schematic, 4.5V to 9V supply
  31. Carver M-1.0t Repairs
  32. How much VAS current
  33. Cambridge Audio A1 MK3 SE repair (TDA1514 chips burned)
  34. Biasing EF output class B amps...
  35. Design for SS amplifier with OPT
  36. bridgin 2 channel amplifier with output transformer:Mcintosh style
  37. Technics SU-7100
  38. replacing TIP36C transistor with 2SC5200
  39. Transistor matching Questions; Again
  40. question about amplifier push|pull
  41. How Do You Perceive THD at HF?
  42. amplifier Kenwood A-5S
  43. power amp kit , L6 VS L7 VS QUAD 45
  44. Rate these Caps
  45. Aragon 24K sp PreAmp by Mondial Designs, possiblity for component/wiring upgrades?
  46. New guy with questions about Adcom 545 recap
  47. Help(tri-amping): Too much gain in my ATC power amp
  48. N-mos Power Amp , my project need some help , Thanks .
  49. Bridging a SS amp with a tuber inverter section
  50. STRANGE CAPACITOR
  51. sub woofer
  52. mixer and crosstalk
  53. clipping indicator
  54. The Top Three DIY Amplifiers
  55. The Keantoken Amplifier
  56. Simple Killer Amp, Aspen Amps, Aussie Amps
  57. quad 33 comments please
  58. Krell KSA-100S left channel getting hot
  59. bridging B5 yamaha amplifier
  60. Amp for Pod 2.0 & Zoom 9003 with TA8252H
  61. Faulty Yamaha DSP-A2070
  62. Mod: move if needed: amp without SS or tubes?
  63. Got a Yamaha AX-500U for $25.00
  64. 250W Simple Power Amp Project ??
  65. old school amplifier Pioneer GM4200 SQ
  66. Carver PM1.5 problem
  67. Simple amp circuit obsevations
  68. Some questions about Yamaha R-S700 receiver
  69. New home brew amp module
  70. ezDAC Site Back Up
  71. Use a Pioneer A400 as a Power Amplifier
  72. JLH Class A headphone amp from eBay...setting bias/output help needed
  73. Creek 4330R Integrated Amp
  74. NAD 705 strange behaviour, intermittent fault?
  75. 47 Labs 0347 amplifier
  76. Mc2505
  77. Manual Service mc2505 seral AT
  78. 2 Channel SS is Awesome!!
  79. Sony TA-VE700 schematic
  80. Another Extrema 100watt class A power amplifier
  81. Hum on Avondale NCC200 derivative amp
  82. PLENTY OF IXTK 62N25 mega mosfets
  83. Hafler DH-220 one channel out, no bias
  84. Doz Output capacitor
  85. NAD T762
  86. Need Help. Woofer gets pushed out and hum when I turn on amp
  87. Citation Twelve Deluxe Repair
  88. The YAPA150 - Yet Another Power Amplifier
  89. Replacement motorized volume control
  90. 1500 watts ab class 2 ohms
  91. LM4562 Oscillation
  92. Supercapacitors as power source ?
  93. No sound > crank the gain > sound pops on and works fine. What causes this??
  94. ultimate Fidility amp with new VAS.(breaking barriers <10ma Standby current)
  95. need help - modded amp blowing fuses
  96. Ultimate Classb amp New VAS
  97. Coupling capacitors
  98. Bias Current Class AB Amplifier - More Always Better?
  99. What would be proper way to split signal from pre-amp into 3 amplifiers?
  100. Amplifier Trial Design with 18V to 35V Supply
  101. ADCOM GTP-500 Help (please?)
  102. Thomann t amp S-150
  103. Tekko builds OnAudio's SYMEF Amplifier
  104. pc set up, need help with a 2.1 set up.
  105. Mc Intosh 2105
  106. Exicon double die MOSFET
  107. denon avr-1906 thump problem (weird)
  108. What kind of feedback do you call this?
  109. leak stereo 30 plus caps
  110. MJL21193-94 Amplifier Design Suggestion
  111. Phonic MAR 1
  112. 120W amplifier
  113. Weak Phono on HK690i
  114. Bipolar Power Amp With Single Ended Input Stage Inpired by Mooly
  115. Build 31 band equalizer use TL072 OPAMP
  116. CS-800C
  117. Denon DR220 Cassette Deck Schematic
  118. Anyone install Hafler DH-500 upgrade kits sold on eBay?
  119. F_V FET Power Amplifier With Single Ended Input Stage
  120. Voltage regualtor help please
  121. Beefing up an NVA AP10P Amp
  122. Sanken S-40W bias problem/getting hot, any ideas?
  123. JVC VN700 power off problem
  124. balanced class A fet amplifier
  125. Biasing output transistors with constant base CURRENT
  126. The Luxman R-1050 is in protection mode after a lightening storm
  127. BGW 203 preamp
  128. It's not worth fixing...I hate that
  129. Testing output transistors.
  130. DIY Max Power Low Cost Amplifier Design
  131. Biasing MOSFET amplifier
  132. ESP P3A Layout
  133. SS Amp with tube preamp as final project for my my university
  134. Repair of Denon 2308/888 receiver. Board level
  135. Good amplifier
  136. Electret Bias
  137. How does BTL double the voltage swing?
  138. Replacement for 2SK372 N-ch fet?
  139. How to implement a conceptual output stage. (New Class?)
  140. Germanium preamp
  141. Gateway to professional quality: headphone amplifiers
  142. CLASS A MOSFET OUTPUT STAGE
  143. my new studio amp
  144. output relay for power amp
  145. help on ppi 2400 amplifier
  146. NAD312 Problem
  147. BALDWIN GERMANIUM AMPLIFIER
  148. Help with amp bias adjustment please!
  149. Removing the RCA sockets Capacitors, yes or no?
  150. Technics su-g91 clone
  151. Alternative Power for amps
  152. Schematic for Marantz PM55-SE
  153. Meridian M2 active speakers 'hiss'
  154. old units, new caps
  155. Large DC offset
  156. Threshold s150 amp need parts
  157. Quad 303 output capacitors
  158. Pioneer A400 Power supply Caps
  159. Quick guide on Grounding
  160. Schematics for Nytech CP112
  161. Death by Integrated
  162. Rotel RB-870 blowing rail fuses
  163. Help with push pull opamps
  164. F5c Transformer
  165. JVC 4vn-990 is it worth buying?
  166. Advice on replacing transistors in a Rotel
  167. Threshold T800 schematics?
  168. diyAB Amp The "Honey Badger" build thread
  169. Kenwood model 600 bias problem
  170. PNP Amp?
  171. Current Mirror emitter resistors smoking
  172. Potentiometer swap out help
  173. Hafler DH-200 Dead Channel
  174. [tip] Quad 303 trouble
  175. LM837 oscillations
  176. Leach Amp (LS R & D) Chassis and Power Supply
  177. Musical fidelity A1-X
  178. Problems with Kenwood L-07M power amp.
  179. SymiFet A 100% symmetrical mosfet amp
  180. Need Help fixing chip amp
  181. technics su g91 mystery connection
  182. Please suggest a high rail voltage (160V) amplifier
  183. amplifier problem
  184. Stability of a JFET cascoded by another JFET
  185. Protection mode of CA Azur 540A V2
  186. Karan ka180 opamp help
  187. is SuperA same as class A?
  188. adcom gfa-555 repair help sought-va local expert?
  189. Sony STR-6550 Problems
  190. Theoreticly perfect amplifier
  191. Luxman m4000 transistors
  192. Load and device protection
  193. jfet preamp - does a jfet exist that'll work at just 5V supply?
  194. Simple 100W power amp
  195. Still good to use ?
  196. Help with basic amp design
  197. Cyrus One Bias Issue
  198. Mystery MOSFET mono amplifiers with 2SK135 and 2SJ50 - a little help?
  199. stk-4151v test.
  200. Bulbs for Sont TA 1120
  201. Stee's Adventures in Hi-End Wonderland
  202. C.E.C AMP71 problem
  203. Korn & Macway KM 50 Amplifier
  204. Hiraga 30 watts class A amp
  205. LTspice / newbie question
  206. Another Parasound HCA-2200ii owner checking in
  207. Help me understand solid state pre amp
  208. Beginner question current draw
  209. Required guidance in choice
  210. Krell KSA80 crackle and pop sound
  211. Parasound Halo A23 "triangle" noise
  212. PRIMARE 202
  213. Pioneer vsx1020 turns on and off 50 times before staying on.
  214. Decoupling supply
  215. Amplifier close to PC = no go ?!
  216. Building INA103 Mic pre
  217. Amplifier input query
  218. Luxman R-117 - intermittent channel – need assistance!
  219. Logitech amp upgrades
  220. Hybrid amplifier coil construction
  221. Relaixed2 -- DIY Balanced Pre-Amp Build Report
  222. Looking for a great pre-amp, amp for my vinyl
  223. Help choosing Amplifier
  224. Sunfire Tracking Downconverter Delta V adjustments?
  225. Passive Volume
  226. Bored on a sunday with some pnp transistors
  227. C-audio SR 606
  228. Suggestions for a very low distortion class A headphone buffer
  229. Class A BJT buffer for tube preamp
  230. Anyone have Anthem PVA2 Schematic?
  231. Op-amp tone stack
  232. Technics class A Quiscent current
  233. JVC AX-2 Integrated "Super A", Marantz Circa 1978, Realistic 10 band EQ
  234. Sony STR-DN1010
  235. Adcom 545II quirk?
  236. yamaha a-500 output transistors
  237. Pre-amplifier grounding compendium?
  238. WANTED Sanken S-40W amplifier module
  239. Energy ES18XL subwoofer amplifier need schematics
  240. Transformers and transistors, can I build an amp?
  241. Spare Parts for 10 Years old Devices from Cambridge Audio - where to order?
  242. Restauration of an old Sansui
  243. QSC RMX2450 Blown Output Transistor
  244. Low power JFET WCF
  245. quad 405
  246. Isolation for heatsink..looking for advise.
  247. Accuphase C-280, E-303X, P-266, P-300L, P-500 and others diagrams, repair etc.
  248. Isolated DC detect circuit?
  249. Ampzilla III
  250. Will my design work?

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