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  1. Scrap amp
  2. Onkyo A-RV401
  3. Datasheets for Technics amplifier modules?
  4. Replacing old tube preamp on 1962 Magnavox
  5. High performance feedback for "Lowtech" amplifiers
  6. layout question
  7. HCA 1206
  8. Active highpass filter
  9. Martin Logan Dynamo 700 Plate Amp Issues
  10. Insane Hybrid Headphone Amp (IHHA)
  11. LME49830 PCB...
  12. Cambridge A500 help needed
  13. puzzled
  14. can I use a y-cable
  15. Help needed- slight noise after mod.
  16. BF871 and bf872 equivalent?
  17. Amplifier Issues....
  18. Schematic for Heathkit AR 1214
  19. Sansui G5700 Heat Problem
  20. audiolab 8000A ?
  21. i need service manual for soundcraft sa-1000
  22. Telos 390 clone PCB
  23. Yamaha A-720 amp and the loudness control
  24. Leak Delta 30 amp HELP!!
  25. 637 Amplifiers
  26. reducing thd
  27. Can anyone help with an old ETI magazine article ??
  28. One channel silent - until you increase the volume slightly - on two different amps!
  29. Single BJT amplifier ?
  30. A and T labs K6 amplifier
  31. EP4000 fan mod part number
  32. First Amp, where to start?
  33. adding ground wire to reduce periodic huming noise?
  34. Headphones as an ultimate reference
  35. Sony ta-fb940r humming after transformer replacement 5 connections on sec output ??
  36. help
  37. a complete amplifier
  38. Hartke 3500 Mosfet TA
  39. attenuator dB to reistance calculation
  40. Conn Organ Post Amp to Power Amp Question
  41. Maplin 1kw mosfet amp build thread
  42. Upgrade of a Technics A-800C MK2
  43. Questions about 400W mono amplfier
  44. this circuit will work?
  45. Current mirror using N-MOS 75N75
  46. DIY Project - Nytech CPA602 today ...
  47. Who has listened to the B&K 200.2 amp?
  48. Bryston 3BST operating conditions
  49. old amp need some help
  50. P3A problem - DC at output
  51. parasound hca 1000 blows fuses
  52. carver m1.5t ground hum
  53. High Power Zenquito PCB group buy?
  54. Online shop
  55. NJM4558 and clones - what is minimum supply voltage ?
  56. QUAD 405 main board fuse blow
  57. adjusting VBe
  58. Vertical MOSFETs for a PA amplifier OP
  59. Jvc RX709V Clicking
  60. Dx Super A - a module to be coupled to Dx amplifiers
  61. NAD C370 distorted sound on both channels
  62. Hafler 9505- Bias adjustment
  63. Lets talk about transconductance amplifiers
  64. Class A amp with fully symmetric design using only NPN output transistor
  65. JVC A-K100 Schematic
  66. Another Adcom Amp Question
  67. help with EV 7600 power amp
  68. Do you like listening to distortion?
  69. cyrus 2 repaint colour idea ??
  70. Denon AVR upgrades
  71. Powering an NCC200 frontend...
  72. Home made Cyrus PSX
  73. QUAD 606 MKI
  74. NJL4302/4281 Discontinued.
  75. Where can one buy the Leach Amplifier PCBs ?
  76. cyrus 3 amplifier cutting out
  77. Dx Turbo, the ultimate amplifier to be released before july 2013
  78. Dac 12v for car
  79. Proceed Amp troubleshooting / refurbish
  80. PTEC VI Power Amplifier
  81. troubleshooting old pionner GM-H100 :confused:
  82. I have a question with this amp
  83. Suggestions for mono block amplifier?
  84. HOW TO MAKE A PROPER AMPLIFIER
  85. PA Amplifier comparision
  86. All P-channel Regulator For TSSA Split Supply?
  87. Sherwood RV-8070R
  88. Power Amplifier
  89. Tekko dreams up another poweramp
  90. Help with a 6 channel board
  91. Recommended Speaker Protect Kits ???
  92. how to remove stains in your AMP
  93. DxXs - I am having ideas, things to play...the brain last neuronium is working hard
  94. QUAD 405 power off noise
  95. BC142/143 transistor replacement
  96. Problem with Biema FW900
  97. Tweeter Class A Amp
  98. DC offset
  99. Is 200W possible with simple topology ?
  100. Bypassing tone switch on Rotel RA-931 and RA-930AX
  101. Blown power filter cap
  102. Nytech ca252 help request!
  103. Monrio Asty Dual Mono Mosfet replacements
  104. Some more Wireless World articles archived
  105. Sanken 2SC2922/2SA1216
  106. LOUDSPEAKER PROTECTION
  107. Hafler P3000 -67V on output
  108. Opinions on a Concept
  109. Crowned
  110. Adcom GFA-555 Cap Question: 50V vs 63V
  111. Mark Levinson 333 output transistors
  112. ESP P27 PCB - Needs checking
  113. bridging amplifier with input transformers
  114. P3A-More upgrades
  115. only four stage AMP
  116. Which transistor is good one
  117. OPA2132P vs OPA2132PA WHAT'S THE DIFFERENCE?
  118. Power Supply ceramic caps burnt
  119. Crate PA head Oscillation at low volume
  120. Leak 2200 maintenance
  121. Biasing Hartke HA 7000
  122. Need help with IC connection
  123. Accidental Death of a DoZ...
  124. Elements between PCB-GND and Mains Earth in SolidState Power Amps - How to Calculate?
  125. power section pops like frying bacon
  126. Any idea at all how the AD8656 OPAMP compares to the AD8620?
  127. Repaired and tested LabGruppen 1000
  128. SONY Is it really true?
  129. Amplifier Simplicity and technology...
  130. Inverting stage not working...help!
  131. Luxman L100 repair
  132. DIY upgrading Meitner MTR-101
  133. should I buy this amp?
  134. 2 ohm with 100W class AB or D amplifier
  135. Ovation e-Amp is Completed
  136. metal film resistors
  137. Using power BJT's beyond their rated (but below their measured) Vceo?
  138. QED A 240 SA Restoration Project
  139. NAD 3240 PE Stereo Amplifier Blows Fuses Immediately
  140. Second attempt at Building my own amp from scratch
  141. Dx Disintegrated Circuit - Dx Dc
  142. Cairn Aria HE
  143. About to Replace Filter Capacitors with Different Type- Help Needed!
  144. What happens with bipolar Rbb as a function of collector current?
  145. would need more data on this amplifier
  146. New to DIY audio, and need some help
  147. Sansui AU-X517R repair and restoration
  148. LSK389 best working points?
  149. Big difference in amps - tag/rotel has me confused
  150. NEW MODEL > LG - ALLIEN
  151. Logitech Amp Reuse
  152. Panasonic FC caps for Class A amp power supply??
  153. DENON POA-6600
  154. Equivalent transistors
  155. NAD 906 silent
  156. Major modification design help needed
  157. HIFI 700W Subwoofer Mono Amplifier Board By 10 Pairs 1943/5200 Amp Board For Subwoofe
  158. Balanced to unbalanced schematic, is this one good?
  159. Altec 9440A how does it sound ?
  160. KSA-50S no sound problem- please help
  161. WSF and DMOSFET´s
  162. DC OFFSET AT ROTEL
  163. acurus amp bias
  164. Denon AVR-5805 firmware needed
  165. Amp not amping? o.O
  166. amplifier biasing help
  167. How to lower the gain of this headphone amp
  168. The EasyWay AMP
  169. Kenwood A-5S stereo amplidier
  170. can you hear the ringing?
  171. Phase Linear 4000 Series I Transistors
  172. Needed: Amplifier schematic, 4.5V to 9V supply
  173. Carver M-1.0t Repairs
  174. How much VAS current
  175. Cambridge Audio A1 MK3 SE repair (TDA1514 chips burned)
  176. Biasing EF output class B amps...
  177. Design for SS amplifier with OPT
  178. bridgin 2 channel amplifier with output transformer:Mcintosh style
  179. Technics SU-7100
  180. replacing TIP36C transistor with 2SC5200
  181. Transistor matching Questions; Again
  182. question about amplifier push|pull
  183. How Do You Perceive THD at HF?
  184. amplifier Kenwood A-5S
  185. power amp kit , L6 VS L7 VS QUAD 45
  186. Rate these Caps
  187. Aragon 24K sp PreAmp by Mondial Designs, possiblity for component/wiring upgrades?
  188. New guy with questions about Adcom 545 recap
  189. Help(tri-amping): Too much gain in my ATC power amp
  190. N-mos Power Amp , my project need some help , Thanks .
  191. Bridging a SS amp with a tuber inverter section
  192. STRANGE CAPACITOR
  193. sub woofer
  194. mixer and crosstalk
  195. clipping indicator
  196. The Top Three DIY Amplifiers
  197. The Keantoken Amplifier
  198. Simple Killer Amp, Aspen Amps, Aussie Amps
  199. quad 33 comments please
  200. Krell KSA-100S left channel getting hot
  201. bridging B5 yamaha amplifier
  202. Amp for Pod 2.0 & Zoom 9003 with TA8252H
  203. Faulty Yamaha DSP-A2070
  204. Mod: move if needed: amp without SS or tubes?
  205. Got a Yamaha AX-500U for $25.00
  206. 250W Simple Power Amp Project ??
  207. old school amplifier Pioneer GM4200 SQ
  208. Carver PM1.5 problem
  209. Simple amp circuit obsevations
  210. Some questions about Yamaha R-S700 receiver
  211. New home brew amp module
  212. ezDAC Site Back Up
  213. Use a Pioneer A400 as a Power Amplifier
  214. JLH Class A headphone amp from eBay...setting bias/output help needed
  215. Creek 4330R Integrated Amp
  216. NAD 705 strange behaviour, intermittent fault?
  217. 47 Labs 0347 amplifier
  218. Mc2505
  219. Manual Service mc2505 seral AT
  220. 2 Channel SS is Awesome!!
  221. Sony TA-VE700 schematic
  222. Another Extrema 100watt class A power amplifier
  223. Hum on Avondale NCC200 derivative amp
  224. PLENTY OF IXTK 62N25 mega mosfets
  225. Hafler DH-220 one channel out, no bias
  226. Doz Output capacitor
  227. NAD T762
  228. Need Help. Woofer gets pushed out and hum when I turn on amp
  229. Citation Twelve Deluxe Repair
  230. The YAPA150 - Yet Another Power Amplifier
  231. Replacement motorized volume control
  232. 1500 watts ab class 2 ohms
  233. LM4562 Oscillation
  234. Supercapacitors as power source ?
  235. No sound > crank the gain > sound pops on and works fine. What causes this??
  236. ultimate Fidility amp with new VAS.(breaking barriers <10ma Standby current)
  237. need help - modded amp blowing fuses
  238. Ultimate Classb amp New VAS
  239. Coupling capacitors
  240. Bias Current Class AB Amplifier - More Always Better?
  241. What would be proper way to split signal from pre-amp into 3 amplifiers?
  242. Amplifier Trial Design with 18V to 35V Supply
  243. ADCOM GTP-500 Help (please?)
  244. Thomann t amp S-150
  245. Tekko builds OnAudio's SYMEF Amplifier
  246. pc set up, need help with a 2.1 set up.
  247. Mc Intosh 2105
  248. Exicon double die MOSFET
  249. denon avr-1906 thump problem (weird)
  250. What kind of feedback do you call this?

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