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  1. IRF610/9620 Modern heatsink mountable replacements?
  2. Harmonic Distortion Profiles
  3. 2x70v supplied amp
  4. NE5534 noise and distortion
  5. Accuphase P-3000 convert 100 to 230VAC
  6. how to simulate an audio amplifier using ltspice
  7. Peavey CS-800 Issues.
  8. service manual Yamaha R8
  9. LJM MX50 kit amp
  10. MCA son of ZCA
  11. Rotel RA-820 - mystery issue
  12. Ground Wiring Advice Needed
  13. Resistor To Ground - What is the purpose?
  14. need cross reference for HK 330b amplifier transistor
  15. Hafler P125 (DH120) One Channel Not Working.
  16. Krell KSA-100S_Resistors very hot
  17. Rod Elliot mic pre
  18. Information on Tact RCS 2.0 Pre Amp
  19. Refurb of Dynaco ST-120
  20. BGW 750B
  21. interest at v to i amplifier
  22. "Radio-Electronics" mag. article
  23. JVC: Amp Center V Adjust?
  24. Marshall MF350 diagnostics
  25. MF500 | My 500W/4Ω Hi-Fi All-FET Amp Design
  26. Tivoli Model Two right channel faint -- fuse replacement?
  27. Active High Pass as commercial Unit between Pre- and Power Amp
  28. Servicemanual Onkyo M5000
  29. Noble,Alps,TKD ?
  30. Musical Fidelity A100 - convert to power amp?
  31. OPtimizing the VBE MUltiplier
  32. cure for motorboating sound
  33. Loudness contro-circuit or project
  34. Yamaha DSP-AX750se........Dead, No Power
  35. Channel Distortion
  36. Carver PM350
  37. Apogee Acoustics® Power Amp for RIBBON "Current Source 160c" who have heard?
  38. Chassis design for SS amp.
  39. Newbie with a problem. Amp cuts out with more power (not volume)
  40. Yamaha R-2000 volume control
  41. Goldmund clone on the bay
  42. Quad 303 - Repair/Upgrade
  43. Building "The Wire AMP" Class A/AB Power Amplifier"
  44. Noise measurement conversion
  45. Question about preamp input impedance
  46. Tight-wad amplifier suggestions
  47. Squeal on turning off Rotel.
  48. Old Transistors
  49. board suggestion for given PSU (+/-45v or +/- 90v)
  50. Help Definitive Technology supercube 2
  51. help repair amplifier
  52. Adding DC Protection to a CA P500 Power-Amp
  53. problem with my loudspeaker protection circuit
  54. Class A amp based on STK 3102-III
  55. Selling transistors 2SK1530-2sj201
  56. Which amp ??
  57. Upgrading output devices and prefinals on Dyna PM1
  58. Yamaha CR2020
  59. Bias speader for single ended front end
  60. DIY newb bias question (100w guitar/bass amp)
  61. Mark Levinson JC2 and ML1 modules
  62. A different buffer
  63. Active filter - Loudness
  64. High quality audio amplifier to 100W
  65. Project: Upgrading Mitsubishi DA-A10 to DA-A15
  66. Please help... Yamaha AV Receiver RX-V550 not turning
  67. sansui a700 service manual wanted
  68. Dyson 'ring' fans; how do they work?
  69. Adding Gain Control to a Power-Amp
  70. Picking replacement output devices for Yamaha M-45
  71. Erm, what is mine?
  72. A little help please
  73. Nad 3130 Toast
  74. Degeneration resistors in long tailed pair
  75. Adcom 535 popping
  76. Amp distortion
  77. IRFP450 for output stage
  78. Fun Day
  79. Help needed for constant current source design.
  80. looking for a bridging adapter for power amplifier
  81. LF Ebay Speaker Protection Circuit
  82. Transistor audio ckt & service manual
  83. What Else Can Be Upgraded?
  84. Why bd139 Vbe multiplier?
  85. Aesthetix Atlas - Stereo Power Amplifier - who have heard ?
  86. Direct-coupled amplifier circuit
  87. Popping Crate GX-130C
  88. CPU Coolers on Ebay: junk or not?
  89. DIY STK-0050 module.
  90. Technics SU-Z25
  91. Sumo andromeda series 3 with bad channel
  92. DIY AMP For Auratone
  93. QED Vintage Amp ...
  94. BEST HIGH END POWER SUPPLY OF 35VDC
  95. Plate amp mod
  96. Impedance
  97. Which filter topology do you prefer?
  98. Transistor help for Sony STR-6120
  99. PREAMPLIFIER USHER P307 A
  100. burning hot amp!
  101. TO FUSE OR NOT TO FUSE?
  102. Advice on cheap amplifier repair
  103. My LME49600/49610 PCB design
  104. Low volume issue with Power Amp
  105. Ebay L150W FET Power Amplifier Board IRFP240*6
  106. Best 680uf / 250V capacitor
  107. Can anyone identify this IC package?
  108. Kenwood KA-907
  109. Looking for thread with the attached image
  110. help with warm up noise?
  111. Onkyo TX-SR607 repair
  112. PerfectA Mosfet Power Amp
  113. Fitting Big Capacitors in a QUAD 405
  114. Scrap amp
  115. Onkyo A-RV401
  116. Datasheets for Technics amplifier modules?
  117. Replacing old tube preamp on 1962 Magnavox
  118. High performance feedback for "Lowtech" amplifiers
  119. layout question
  120. HCA 1206
  121. Active highpass filter
  122. Martin Logan Dynamo 700 Plate Amp Issues
  123. Insane Hybrid Headphone Amp (IHHA)
  124. LME49830 PCB...
  125. Cambridge A500 help needed
  126. puzzled
  127. can I use a y-cable
  128. Help needed- slight noise after mod.
  129. BF871 and bf872 equivalent?
  130. Amplifier Issues....
  131. Schematic for Heathkit AR 1214
  132. Sansui G5700 Heat Problem
  133. audiolab 8000A ?
  134. i need service manual for soundcraft sa-1000
  135. Telos 390 clone PCB
  136. Yamaha A-720 amp and the loudness control
  137. Leak Delta 30 amp HELP!!
  138. 637 Amplifiers
  139. reducing thd
  140. Can anyone help with an old ETI magazine article ??
  141. One channel silent - until you increase the volume slightly - on two different amps!
  142. Single BJT amplifier ?
  143. A and T labs K6 amplifier
  144. EP4000 fan mod part number
  145. First Amp, where to start?
  146. adding ground wire to reduce periodic huming noise?
  147. Headphones as an ultimate reference
  148. Sony ta-fb940r humming after transformer replacement 5 connections on sec output ??
  149. help
  150. a complete amplifier
  151. Hartke 3500 Mosfet TA
  152. attenuator dB to reistance calculation
  153. Conn Organ Post Amp to Power Amp Question
  154. Maplin 1kw mosfet amp build thread
  155. Upgrade of a Technics A-800C MK2
  156. Questions about 400W mono amplfier
  157. this circuit will work?
  158. Current mirror using N-MOS 75N75
  159. DIY Project - Nytech CPA602 today ...
  160. Who has listened to the B&K 200.2 amp?
  161. Bryston 3BST operating conditions
  162. old amp need some help
  163. P3A problem - DC at output
  164. parasound hca 1000 blows fuses
  165. carver m1.5t ground hum
  166. High Power Zenquito PCB group buy?
  167. Online shop
  168. NJM4558 and clones - what is minimum supply voltage ?
  169. QUAD 405 main board fuse blow
  170. adjusting VBe
  171. Vertical MOSFETs for a PA amplifier OP
  172. Jvc RX709V Clicking
  173. Dx Super A - a module to be coupled to Dx amplifiers
  174. NAD C370 distorted sound on both channels
  175. Hafler 9505- Bias adjustment
  176. Lets talk about transconductance amplifiers
  177. Class A amp with fully symmetric design using only NPN output transistor
  178. JVC A-K100 Schematic
  179. Another Adcom Amp Question
  180. help with EV 7600 power amp
  181. Do you like listening to distortion?
  182. cyrus 2 repaint colour idea ??
  183. Denon AVR upgrades
  184. Powering an NCC200 frontend...
  185. Home made Cyrus PSX
  186. QUAD 606 MKI
  187. NJL4302/4281 Discontinued.
  188. Where can one buy the Leach Amplifier PCBs ?
  189. cyrus 3 amplifier cutting out
  190. Dx Turbo, the ultimate amplifier to be released before july 2013
  191. Dac 12v for car
  192. Proceed Amp troubleshooting / refurbish
  193. PTEC VI Power Amplifier
  194. troubleshooting old pionner GM-H100 :confused:
  195. I have a question with this amp
  196. Suggestions for mono block amplifier?
  197. HOW TO MAKE A PROPER AMPLIFIER
  198. PA Amplifier comparision
  199. All P-channel Regulator For TSSA Split Supply?
  200. Sherwood RV-8070R
  201. Power Amplifier
  202. Tekko dreams up another poweramp
  203. Help with a 6 channel board
  204. Recommended Speaker Protect Kits ???
  205. how to remove stains in your AMP
  206. DxXs - I am having ideas, things to play...the brain last neuronium is working hard
  207. QUAD 405 power off noise
  208. BC142/143 transistor replacement
  209. Problem with Biema FW900
  210. Tweeter Class A Amp
  211. DC offset
  212. Is 200W possible with simple topology ?
  213. Bypassing tone switch on Rotel RA-931 and RA-930AX
  214. Blown power filter cap
  215. Nytech ca252 help request!
  216. Monrio Asty Dual Mono Mosfet replacements
  217. Some more Wireless World articles archived
  218. Sanken 2SC2922/2SA1216
  219. LOUDSPEAKER PROTECTION
  220. Hafler P3000 -67V on output
  221. Opinions on a Concept
  222. Crowned
  223. Adcom GFA-555 Cap Question: 50V vs 63V
  224. Mark Levinson 333 output transistors
  225. ESP P27 PCB - Needs checking
  226. bridging amplifier with input transformers
  227. P3A-MORE UPGRADES
  228. only four stage AMP
  229. Which transistor is good one
  230. OPA2132P vs OPA2132PA WHAT'S THE DIFFERENCE?
  231. Power Supply ceramic caps burnt
  232. Crate PA head Oscillation at low volume
  233. Leak 2200 maintenance
  234. Biasing Hartke HA 7000
  235. Need help with IC connection
  236. Accidental Death of a DoZ...
  237. Elements between PCB-GND and Mains Earth in SolidState Power Amps - How to Calculate?
  238. power section pops like frying bacon
  239. Any idea at all how the AD8656 OPAMP compares to the AD8620?
  240. Repaired and tested LabGruppen 1000
  241. SONY Is it really true?
  242. Amplifier Simplicity and technology...
  243. Inverting stage not working...help!
  244. Luxman L100 repair
  245. DIY upgrading Meitner MTR-101
  246. should I buy this amp?
  247. 2 ohm with 100W class AB or D amplifier
  248. Ovation e-Amp is Completed
  249. metal film resistors
  250. Using power BJT's beyond their rated (but below their measured) Vceo?

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