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  1. upc1237 supply question
  2. recommended 200-300watts / channel amplifier for HT?
  3. Krell Schematics for FPB series available on CD-ROM
  4. Modding Dayens Ampino
  5. Cambridge Audio P55 Schematic
  6. Mr Gromer LNA-1 opamp - 2SC2239BL equivalent
  7. Help needed for Adcom gfp-1A preamp
  8. Inkel MA920 CIRCUIT
  9. No heat sinks!
  10. HH electronic V-S Bassamp, diagram wanted
  11. Amplifier Transistor Replacement Help
  12. Part sub for MOSFET gurus
  13. Nakamichi SR-4A Idle Current Procedure
  14. Replacement Volume Control For Marantz PM 66 KI
  15. RCA Power Transistors BD750, BD751, BD550, BD550A, BD550B Data Sheet wanted
  16. Can a heatsink be too big?
  17. MARANTZ 2500 250w/ch receiver
  18. Threshold 800A amplifier versions
  19. circuit diagram for cambridge A70 power amp
  20. Self-cascoding, a tool for creating ultra high voltage building blocks:
  21. CC-CB cascade variations
  22. cheap big binding posts for metal chassis
  23. Luxman LV103u replacing output FET's
  24. Luxman L85V - Replace 2SA679-NTE280/81
  25. crow d150
  26. Behringer BXL900 Schematic needeed!
  27. sony ta-fb940r qs,left channel hardly there.
  28. HAL PREAMPLIFIERS
  29. Ebay kit diamond differential power amp
  30. High input impedance BJT preamplifer
  31. How to Bypass Relay on Sub Amp?
  32. Bandpass filters in audio circuit of communications receiver?
  33. Sony TA-313 vs Sony TA-F4A........which one???
  34. Help me identify the damage. Tivoli Model 1
  35. Mission Cyrus One - Volume Help Needed
  36. Troubleshooting a Denon 3802
  37. Hello! a few questions on the JLH 1969
  38. Buying a NAD 3020 in the seventies
  39. Sony STR-DE897 receiver - No power
  40. op-amp what voltage to use?
  41. Buzz diminishing with raised volume?
  42. Rod Elliot P3A Layout - Critics
  43. Another free PCB project: JLH headphone amplifier
  44. should i have a dc voltage across my spring rev. input?
  45. Interesting Site
  46. yamaha CA-510 amplifier power supply issue
  47. Hill Audio Multimix
  48. Diagnosing & Fixing a Ground Problem
  49. james bongiorno Amp. question
  50. Abnormal Clipping Need Help~~~
  51. Anyone else using an older flagship receiver for active amplification?
  52. RCA stav - 3990 powering off
  53. help:schematics for a Denon SA-3350 int amp
  54. Leak Stereo 30 Overhaul... Worth it?
  55. Solid State Amplifier - Overview of all Canadian Companies wanted
  56. Linear Audio Inc. - currently Website wanted
  57. Arcam Alpha 9p blowing fuse
  58. Burnt power transistor
  59. SE Mosfet line stage with transformer output
  60. Please help me troubleshoot Niles Audio SI-1230 12 channel amp
  61. Help A Dummy: in simple language please.
  62. don't try this AMP at home
  63. Resistor Identification Help
  64. Suggestions to replace ?
  65. composit amplifier NE5534 swap
  66. JFET Phono Pre-amp clipping
  67. very heavy J-fet
  68. Switch to run a pair of speakers from 2 amps
  69. Dr. Leach Amplifier (commercially being sold?)
  70. A760II schematic needed
  71. question about germanium based amps
  72. A certain HAL Amplifier
  73. help split power supply
  74. Zero negative feedback
  75. pioneer a 88x can it be tweeked ??
  76. Multiple transistor heat dissipation.
  77. CXA1297P Specs
  78. Hawksford cascode experiences please
  79. Mute Logic for LDR volume control
  80. Amplifier project
  81. Substitute for BUK437 MOSFET
  82. How do i calculate the impedance?
  83. Static on Right Channel Realistic SPA-100
  84. 2sa970 - 2SC2240 replacement in SOT23 ?
  85. Bryston 2B, buzz.
  86. Australian Mosfet amplifier
  87. Is the PCB ok?...
  88. Marantz SR4120 not holding station presets
  89. bk st-140 burned resistors
  90. Pioneer SX-424 QUestions!
  91. Disturbing noise from a channel!!
  92. Heatsink top quality!
  93. help with mic preamp
  94. New to this... modded Acurus A250 w/issues
  95. Help cannot identify Amplifier Power transistor
  96. Problem with Fender Frontman 212R amp
  97. Unique way of muting for thump prevention, outside audio path.
  98. Schematics of Luxman L-505u?
  99. 2sc2240 as 2sc458 replacement
  100. Dx MkIII boards.
  101. Need schematic for Denon pma 250
  102. CFP Buffer
  103. Electrocompaniet aw-100dmb
  104. LM1877
  105. Fisher Amplifier Question
  106. What is difference between two circuits
  107. Measuring caps without ESR
  108. dx amp 33v psu
  109. Crown psa-2 Problem
  110. DC servo
  111. "Inverted" (not 'Inverting') Output Stage
  112. Rega Elex problem pointer
  113. Rega Mira Clamshell ~ circuit required
  114. Faulty HH Electronics MXA100
  115. Exicon lateral MOSFETs
  116. ESS Preamp + Amp Repairs Question?
  117. Amp repair help
  118. Halcro
  119. Hafler DH 500
  120. QUAD 520f dc offset
  121. Twin mono by combining stereo outputs
  122. "State-Of-MOS": 200W Ultra Low Distortion Pure FET Amplifier
  123. New project....Sony STR6065, Schematics needed!
  124. My JLH-2005
  125. Carver M-500t repair help.
  126. portable ipod dock question
  127. Phase Linear 300 (series2) output transistors.
  128. Coupling caps on long wires
  129. need help akai aa 1200 reciever
  130. What kind of BGW's final amp. module, is this ?
  131. clean 11 Vrms for 600ohm load
  132. JBL 5234A vs 5234 Frequency dividing networks
  133. AMPLIFIER beginner questions..
  134. Neg Rail on JLH Amp Output
  135. Fet based phase splitter?
  136. boom box idea
  137. NAD P2100 amp with power envelope
  138. output transformer for on solid state dual channel for THD reduction
  139. 5.1 amplifier speaker protection
  140. Chevin Research A1000 schematic required.
  141. Who can give me a version of filter pro 2.0
  142. My invention ? Did I invent this amp ?
  143. Help needed: speaker internal amp blows fuse
  144. Budget DIY Pre-amp with MP3 Player (and FM Tuner)
  145. Overview of Solid State Amplifier Brands from where it is impossible to get Schematic
  146. Overview of all Solid State Amplifier Brands, where are SM's/Schematics available
  147. Nad 3020 Modification from 1982
  148. O2 power on trouble
  149. Leach amp powering up trouble
  150. Arcam Alpha 5 Amp - Replace Alps Switch Button
  151. Rewiring transformer on a McCormack dna for 220v
  152. PS 2 Input Components ..
  153. Re: Re-adjust the Bias of Power Amp
  154. Hissing amplifier (in Meridian M10s) help, please.
  155. Can I increase capacitance on these TONE BOARD caps?
  156. Class D amp modules
  157. PS Audio 100C care, feeding, speaker cables?
  158. Home Theater Receiver crossover network
  159. Looking for SAE items to purchase
  160. L20 V8
  161. Creek 4040s1 strong buzz in one channel
  162. 12 Watt amp, guidance required
  163. Nakamichi CA-7A Clicking sound
  164. where to buy?
  165. Here's a challenge....
  166. left channel won't work on JVC integrated amp
  167. KRELL FBP 200
  168. Stereo IC amplifier for better quality?
  169. Mini Class-A SE amplifier needed
  170. BJT, MOSFET or JFET? Which sound better in class-A
  171. F2J schematic needed
  172. Help wit hk 3490
  173. Behringer EP1500 w/ passive chassis?
  174. Sanken transistor meltdown
  175. LTspice Model incompatible ?
  176. Bootstrapping
  177. Determining the polarity of the speaker outputs on my amp.
  178. When to re-cap?
  179. Vertex Amp By apexaudio
  180. Inflated Class A power claims
  181. Sanken SAP15PO vs SAP15PY
  182. Phono-preamp with a built-in headphone output
  183. Leach Low Tim Blew Outputs
  184. audiolab 8000P - one channel dead - transistor SC2911 looks toasted - (newbie)
  185. Adcom GFA-555ii Repair/Rebuild
  186. Marantz 16 80W - What to do?
  187. Sub Amps: XTI4000 and Peavey CS4080HZ
  188. [Absolute Zero] Design Amp with minimum component (understanding too)
  189. Metal Film vs. Bulk Foil resistors
  190. randall rh200 sc
  191. Can I nominate myself for an audio "Darwin" (Hafler repair)
  192. Yet another bulb lamp amplifier: the bulbamp
  193. Help STK 4122 mute circuit
  194. AVM competition amplifier
  195. Jeff Rowland Coherence One Schematic
  196. Kenwood KA-59 Schematic
  197. Switching loudspeaker with relay
  198. Technics SU-V560 problem
  199. Db technologies HPA2800-repair
  200. how many amps ?
  201. gain linearity
  202. Bridged amplifiers...
  203. How much Class A in a class ab amplifier
  204. Choke power supplies for Class AB Power Amplifiers - which Rules for Calculating ??
  205. MJL3281/1302 based amplifier ?
  206. roberts 83i vs bose wave
  207. SOS... problems with Lehmann BCL ("Lovely Cube")...
  208. Pioneer A400 Volume pot, connection advice needed
  209. Mismatched hFE... important?
  210. which value fuse is needed for primary
  211. The Edwin A+B amplifier - article wanted
  212. Audiolab 8000 lid 'screw' required please....
  213. Safe Voltage for one pair of Sanken SA 1216 and SC 2922
  214. Onkyo A 8067 with low volume to one speaker
  215. LT1166 Mosfet driver - once again
  216. Adding pre-out to an integrated amp
  217. 12v Trigger From Amp
  218. Advice on repairing clamshell Rega Elex (Brio/Mira/Elicit)
  219. Dynamic Head Room
  220. Looking for info about low-noise preamplifier
  221. Schematic Montarbo 118 SA sub.
  222. Musical Fidelity X-A50 Mono Power Amplifier Clone??
  223. Krell S300i Integrated Amp "Made in China" which Factory?
  224. Monrio from Italian (Stan Curtis Design) - what is the new brand name?
  225. Strange bias problem
  226. Single BJT VS JFET Preamp
  227. Repair help requested - Creek 4240SE
  228. help fixing kenwood ka-701
  229. Yamaha RX-V590 faults
  230. Seeking comments on Borbely DC-100 project
  231. Poor input circuit?
  232. Musical Fidelity X-A200R Interrupts During Playback *help*
  233. Amplifier Audio vs PS ground
  234. Amplifier input's low pass (RFI filter), and other questions
  235. My new design or updated old one
  236. And now, for something completely different: Eico Cortina 3070
  237. Does a metal/conductive enclosure need to be grounded in order to shield?
  238. ground symbol confusion
  239. Amp efficiency
  240. Levinson ML-2 distorts randomely
  241. Lateral mosfets and source resistors
  242. dynaco PAT4 modifications
  243. High Power Amplifier with LM391-100
  244. IXYS devices: how to buy them in Europe?
  245. How easy is it to put a 1/4" input on an O2 amp?
  246. Marantz 2245
  247. Limitation on floating PS/circuit
  248. Designing unity gain poweramp
  249. Sugden P51 schematic
  250. Denon AVR-3300

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