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  1. NAD C 165BEE
  2. Hafler 9505 hum/buzz noise
  3. LM334 makes quite a nice 5.5 mA current source, works down to 2.0-2.2 volts
  4. HELP! Higher Fidelity Industries HF-138 shematic
  5. no mention of active loads in Bob Cordell's book
  6. Servo controlled Op Amp board on Ebay
  7. Harman Kardon receiver
  8. McCormack DNA 0.5 Re Cap
  9. Sony TA-3600 BI-AMP Very Low Volume
  10. noisy marantz 1050
  11. Designing 200w Amplifier. Oscillations or something else? need help please.
  12. How do I make a speaker crossover to only hear range of human voice?
  13. Concept: Bridged amplifier with dc bias on the output
  14. Cambridge audio P50 bias adjustment
  15. Krell FPB catastrophic protection conditions?
  16. 50 solid ..years
  17. Yamaha M65 Bias adjustment
  18. Can I build an amp to do it all?
  19. Pioneer SX-1000TW Repair
  20. Sony 2.0 receiver "protect" mode test/repair
  21. question about the jlh amplifier and the capacitance multiplier power supply
  22. Maximum power output of a single pair of MT-200 vs TO-264
  23. Dissipante 5u UMS heatsinks
  24. Output stage power
  25. 4 channel amplifier build
  26. replacing a driver
  27. A rare find.
  28. Class A to class AB transition power rating
  29. Volume control for Naim 140 kit?
  30. Understanding Transistor amplifier with an online simulation
  31. New GFA-565 circuit boards!
  32. Yamaha A700 repair attempt
  33. Amp advice
  34. Build low power Transistor Amplifier
  35. Capacitor Array on Power and Ground planes How to Avoid Resonance?
  36. Getting 2sk1058/2sj162 and current output
  37. Several schemes
  38. HPF/LPF/BP etc via All Pass
  39. Technics amplifer thermal compound okay for power IC
  40. Input impedance of Rotel RB-981
  41. Yamaha c70 Part ID
  42. Overly bright set up: audiolab 8000a with mission 751
  43. preventative maintenance for Adcom GFA-555 ?
  44. Speakon Connectors for Hi-Fi
  45. Nelson Jones 10W
  46. 8-channel amplifier
  47. LTSPICE was wrong: MOSFET transconductance "gm" is NOT higher than bipolar gm
  48. NAD 302
  49. P3A Problems!
  50. Vintage Sansui restoration
  51. Sansui AU-11000 output emitter short.
  52. Arcus Finest Class Amp 200
  53. Audio Concepts AC5000 Amplifier
  54. Is selector switch close to inputs really necessary?
  55. Help for Sansui Au -222 toggle switch wiring
  56. Bias voltage for Class A/B output and output transistor choices
  57. How 2 Repair M&K V2b subwoofer crossover & swap speaker jacks
  58. Hafler DH-500 overheating
  59. AN7062
  60. transistors Marantz 1122 dc
  61. Dual preamplifier Type 2683 Lemo connector circuit diagram and colour coding
  62. Dynaco PAT-5: channel imbalance and dead headphone jack?
  63. Just another simple hybrid
  64. Toshiba SC335 power supply capacitors
  65. 300 watts RMS out of 2 mosfets ?
  66. current biased collector
  67. Technics SU-G50 fan starts upon start up, volume motorised crazy
  68. TO220/D2PAK Lateral MOSFETs
  69. Cyrus 2 crackling sound help.
  70. Did I just toast my Hafler XL-280? Need help/advice!
  71. hepl me please, need fast help
  72. Yamaha's new floating and balanced power amplifier
  73. High Speed Output Stage Design
  74. Accuphase E-204 amplifier - restoration help needed!
  75. Need help reading an amplifier schematic
  76. NAD Power Supply Question
  77. ECX10N20 choke loaded source follower ?
  78. 8/16W TIP3055 class A for POWER WASTING
  79. Kenwood L-07m upgrades?
  80. Onkyo TX-NR616 7.1 analog input help
  81. 6 channel DIY amp help
  82. Help lowering line voltage to imput voltage.
  83. Class A sinking too much current
  84. NAD7155 volume/balance pot replacement
  85. Effect of Weak Mains Power
  86. high voltage SiC FETs-650V 1200V for amps?
  87. Increasing/creeping DC voltage Dynaco ST120
  88. HH s500d dc problem
  89. Anyone help with a Yamaha A-320 service manual?
  90. IC Cable termination
  91. Very basic question about volume controls
  92. Carver AV-705x Manuals
  93. Help with studio 350 offset voltage adjustment
  94. Harman kardon pop sound issue?
  95. Audire Forte output transistors and DC offset
  96. Old transistors in NEW production (including Germanium types)
  97. An (almost) Automatic Rbb Extractor: the Black Knight
  98. welcome to Class ABi
  99. Finding the reason for PROTECT MODE in my Marantz SR4500
  100. Onix OA21 Carbon resistor?
  101. Restoring Rotel RA-810A
  102. Hafler Transnova 9505 Amp switch issue
  103. GainWire mk4 fully balanced line amp
  104. 2SB737SQ/2SD786SQ (ROHM)required
  105. Need help with LTSpice Fet stage
  106. Good transistor amp
  107. A cascomp (ultra-linearized) circuit with JFET's
  108. VAS - Symmetric push-pull vs Single-ended + CCS
  109. Wandering bias on an amp.
  110. Case choice to work with fan?
  111. Making a short cable for the Audire Forte
  112. Hybrid power DUO
  113. How to match depletion mode mosfets
  114. Complementary transistor pair question
  115. Would like to add subwoofer out to Gainclone
  116. The Kiwanuka article in Linear Audio 11: Douglas Self
  117. Texan Rebuild
  118. Latest project, amplifier power meter.
  119. Newbie amp wiring help
  120. Breadboard, high-impedance and a LOT of noise.
  121. Important parameters LTP transistor matching
  122. Silicon Chip ULD Amp Mk4
  123. Advice building a "blameless" inspired power amp
  124. Inrush current tripping circuit breaker
  125. Simple discrete Sziklai pre
  126. Hafler D-550 QN113 FET sub
  127. build power amplifier class ab
  128. krell KMA 200 amp
  129. IRF530/9530 Amplifier (simulated in Multisim and TINA)
  130. Rowland Model 5 Power Supply Questions
  131. 3 way active system power needs
  132. Otala and Huttunen CTF factor
  133. Comparing S/300 VS Krell KSA-200S VS Sony TA-N90ES Using Renaissance 90 speakers
  134. 100W CFA mosfet with balanced input
  135. Passive input filters
  136. N-ch quasi - blows lower FET
  137. Hafler DH500 low bias
  138. Do you think this JFET BJT pre-amp will work ok?
  139. Tecknics low volume
  140. Yet another faulty Marantz with AN7062 VAS
  141. Hiss at potentiometer mid position
  142. Hafler DH-220, Bias and DC offset - need practical experience help
  143. Neumann w444a connection
  144. I dont know how to approach this problem...
  145. How to determine new replacement meters?
  146. In Desperate Need of NPD5566
  147. [Poll] jfet choise
  148. Help identifying rega mira components
  149. Basic question about mutual inductance in transitor legs...
  150. Sprayed Heatsinks
  151. Speaker protection boards noise
  152. Rega Mira 2000 (clamshell): It mutes with a BANG!!
  153. Questions about repairing a Nikko Alpha II power amp
  154. Problems adjusting bias current on SKA GB150D
  155. Design of my 120 Watt amplfier
  156. Hiraga 20W Class A, the restart
  157. arcam fmj a32 dim display noise
  158. Int. amp + Tuner vs Receiver
  159. LM380N headphone amp problems.
  160. Carlsboro,fuses keep blowing
  161. SOA consideration for high power?
  162. Fan recommendation for high power class H amplifier
  163. Pioneer sx1050 _ headphone out.
  164. Please help, can't seem to get Op Amp to work right
  165. Advice needed on dealing with startup output offset
  166. Technics SU V 505 Amp
  167. Yamaha RX-V3800 - What am I missing?
  168. MJ21193 and MJ21194
  169. Rotel RX-802 and Harman Kardon HK 930 refurb
  170. Old Bryston 3B transformers
  171. Nikko Alpha 450 Bias
  172. Ancient Opamp replacement
  173. Mark Levinson Spare Parts ?
  174. EPE 20W Class A question
  175. Modified 2sk1058 mosfet amplifier
  176. Leak stereo 70 not working
  177. Recommendations re Nakamichi IA-2 maintenance
  178. Replacements for BC307B and BC237B ?
  179. Help with older NVA A60 power amp
  180. Easy question for you guys
  181. Music BOX A1 Hdam - looks interesting ?
  182. Restek Pre-Amplifier V2 upgrade propositions?
  183. a step towards 'blameless' global feedback
  184. Microphone pre amp
  185. My new SAE 2600 power amp. Exploded
  186. Yamaha CR-2020 Phono Board help
  187. Tascam M-600
  188. Pre-Amp - LM1036 + NE5532 Clipping and Distorted Bass
  189. Simple Class A Hybrid MOSFET Source Follower
  190. '74 Sony TA-1055 Recapping Project
  191. 5200/1943 SOA voltage limit
  192. Latest project 300WRMS vertical mosfet amp with speaker protection circuit.
  193. Help with Cerwin Vega cva-28
  194. Strange Sansui Driver Board Problem?
  195. SAE Mark IIIC - Repair Help
  196. Velodyne subwoofer amplifier bad
  197. BGW 7000B
  198. Calling all gurus Pioneer SX-1050 problem
  199. Pathos Classic 1 MK3 simulation
  200. No negative feedback Power Amplifier
  201. 1 channel louder than the other on Sansui 719
  202. Crown K series 8200uf 110v capacitor substitute or souirce
  203. Looking for Schematics or Service Manual for Mark Levinson 33 amps and other models
  204. how about this output stage ?
  205. Any experience powering opamps from DC-DC converter?
  206. New Bryston input stage measurable distortion < 0.001% (Audio Advisor)
  207. Amplifier (fan) cooling circuit mod
  208. issue with my jl 500/1v2
  209. How does pole splitting works ?
  210. Bryston 28B SST2, anyone interested?
  211. MT9630 AND MT9680 transistor specs please
  212. Hissing noise from Microlab Solo5
  213. monster-6-channel-amplifier-build-thread
  214. Speaker protection
  215. Onkyo TX-SR577 service manual.
  216. Tech-DYI LM4702 Driver Board
  217. Adcom GFA555mk2 Optimum Bias
  218. Bad repaired Krell KSA100
  219. NAD 3020i Transformer noise
  220. mbl resistors upgrade
  221. Hitachi HA-7700 butchered by previous owner
  222. Power transformer sound quality?
  223. Rod Elliot P3A build sounds too bright/harsh/agressive
  224. Looking for parts for Marantz 1120
  225. QUAD 303 rectifier ?
  226. Anyone know specs fot MT9680 transistor
  227. Recycled symetric mirror, improov mee.
  228. Any good 9v to 16v amplifier project?
  229. Onkyo receiver loses its settings
  230. Adding speaker protection for Adcom GFA-645
  231. Noise in Adcom GFA5200
  232. Headphone output tweaks
  233. adcom GFA555MkII
  234. Advice for recaps for Denon POA 6600 monoblocks
  235. a very very weird problem
  236. 2.1 DIY amp suggestions
  237. Assistance with late issue Cyrus One. Repair output stage and eventual upgrade.
  238. adcom 5500 channel failure
  239. Oscilloscope test shows intermittent ghosting/echo of original sine wave in Onkyo Amp
  240. Marantz amp problem
  241. Sansui AU 5900 dead channel
  242. Technics SU-C04 issues
  243. CFA vs VFA and marketing bs
  244. Transistor pairing and bootstrapping output lfets
  245. Mystery heat shrinked components on NAD 3155
  246. 75W BJT amplifier "Mona"
  247. DC Offset issue with Adcom GFA-5500
  248. 2sc5200 400 watt mono amp not working !!
  249. Sherwood RV5030R processor
  250. Possible way to get more output from a transistor than normally?

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