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View Full Version : Solid State


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  1. My mystery transformer.
  2. How to measure the output impedance of the DAC chip
  3. Wrong tail current cause oscillation?
  4. Off Topic but need help on a Bryston 4B ST Amp
  5. Is it possible to create any active circuit with zero feedback?
  6. Best Wide World non sophisticated design
  7. Class G/H
  8. Upgrading Marantz PM 7200?
  9. change busted output transistors
  10. Need Help On Push Pull Amplifier
  11. Its finally time for SkinnyBoy to make an amp...
  12. Diff-Amp with unequal pull-up resistors
  13. B&O Beomaster 1600 1700 control belt?
  14. Will Mini Crescendo be loud enough?
  15. What's wrong with this picture?
  16. Amplifier Worth Repairing?
  17. crest 8001
  18. crest8000 schematic
  19. Capacitor Size Opinions
  20. Building the ultimate DIY power amp
  21. dead creative inspire 6.1
  22. Preamp Recommendations?
  23. "Un-integrating" an integrated amp
  24. Designing the best solid state analog home audio amplifier ever (self) build.
  25. Digital/analog volume control experience
  26. Mirror image IS & VAS BJT amp examples?
  27. Summing Channels with opamps
  28. With one makes more sound!
  29. Help needed troubleshootiung Logitech Z560 subwoofer amp
  30. Ltspice....
  31. Need help troubleshooting an amp
  32. Little fet preamp
  33. superamp with +127 0 -127
  34. Charles Hansen come in please
  35. buzzing line drive preamp by the mod squad
  36. A little hand 4 amp_man
  37. Picture Request of Bottom (Opposite Side) of CMoy
  38. Building the ultimate DIY power amp
  39. unbal-balanced driver with opamp
  40. Parametric EQ as mox sidekick
  41. My daugther is sad, help! Sony CFD-757S schematic please!
  42. Show it again, because easy, cheap and good!
  43. MJL4302 & MJL4281 Models
  44. Something for DAC and "balanced" guys
  45. Hafler DH200 Mods (Spun Off From Leach Thread)
  46. Marantz Dolby 6.1 right channel fritzed--HELP!
  47. DC leak on Sony TA-E1000ESD pre-amp
  48. NAD preamp 1240 distortion
  49. which PSU for Solid-State-Preamp? (4 pics attached)
  50. Germanium in the World of solid state (preamps)
  51. 1 kohm volume pot
  52. Capacitor across A/C inputs in power supply?
  53. Leach Amp Power Supply Transformer
  54. Ultra tiny capacitor needed
  55. where can I get big caps from
  56. Bss Fds340 Crossover Points !
  57. Help needed for Sanken transistors LAPT-3
  58. Luxman L-100 amplifier
  59. dumbish question
  60. Connecting a Denon 2803 & 3803?
  61. kenwood kaf3030r and vu meter
  62. SRPP (something like in the world of vacuum tubes) in solid state audio aplications
  63. Help to build a preamplifier
  64. Technis SU-V505
  65. Stk6722
  66. Heeelp! schematics needed CFD-757S
  67. Onkyo Grand Integra M510.
  68. P3A Vs Leach
  69. What do you think of this for an AMP case ?
  70. PPI Car Amplifier Repair
  71. retro marantz
  72. Need 2sk162
  73. Ho HUMMM!
  74. problems with my power supply
  75. where to buy toroidal transformers onlne
  76. where to look for cases
  77. PP All FET Amp
  78. NAD 2400 popping noise
  79. Safe wolume control add-on
  80. old amp inputs
  81. New output stage for PD-S707
  82. NAD 3020 hum
  83. amplifiers with regulated powersupplies........?
  84. Have some parts .. need suggestions..
  85. Peavey 8.5C what's this transistor?
  86. where is modified DIGI-125?
  87. Help troubleshooting Jaycar sub amp hum
  88. When volume increased, crak-crak-crak
  89. Anyone know this audio opamp?
  90. Gonne with the wind... the heat!
  91. leach amp trouble shooting
  92. Help! Save my Sumo "The Power" power amp.
  93. Kustom BassIII distortion
  94. good bass amp to go with leach?
  95. What is hi fidelity?
  96. Ion Obelisk
  97. Mod Cyrus II power train for PSX?
  98. Heatkit IG 18 schematics please!
  99. NEED HELP! How to circumvent Onkyo M-501 Single Channel????
  100. Question on PS for class AB vs class A
  101. My First Amplifier!
  102. AMP!!!! Double output linkage.
  103. Kenwood Basic M2 - Intriguing Circuitry
  104. Help identifying Amp Module
  105. Please suggest a preamp
  106. Leach Superamp PCB
  107. how to calculate/approx rails
  108. what amp to build with these parts ?
  109. Amp design calculations please?
  110. Marantz 2270 Dial cord gauge
  111. Thinking in buy a Kit...500 bucks will fly.. and heat?
  112. Circuit simulation on Linux just became a bit easier
  113. short circuit protection
  114. transformer...
  115. power supply capacitor questions
  116. OPA627 + BUF634 Preamp PCB Design
  117. linear technology spice cad
  118. my amp makes a loud hum
  119. magnetic
  120. BUZ-amp
  121. Leach amp
  122. Stk4231 Pcb.
  123. Technics SU 7600
  124. Classe CAP-151 schematics
  125. what can i use...
  126. NAD 3020/7020 sound drop-out
  127. TDA 1554 pinnings
  128. PS wire width
  129. pspice questions
  130. 2n3055?
  131. what went wrong with my amp?
  132. Design for small amp.
  133. New here...
  134. best way to make pcb?
  135. mission cyrus II destroyed my woofer
  136. Transformer power, how much may i expect?
  137. HELP...I need a pic of a PCB...
  138. Marantz PM66SE schematic wanted
  139. oscilloscope question
  140. Nec Upc1298
  141. I want to make an amp with a Negative Output Resistance, but HOW??
  142. HP339A article Charles Hansen
  143. Amp Circuit of Opa+Mosfet/normal transistors.
  144. J L HOOD A/AB amp
  145. central ground in leach amp
  146. Stupid question
  147. A New Le Monstre Lives
  148. sequence of the 4 power transistors on heatsink
  149. isolating power transistor from heatsink
  150. my first transistor amp
  151. Triode Emulator
  152. motorola vs on semiconductor
  153. volume control and line out questions
  154. thermal resistivity k/w to c/w
  155. do I need to heatsink these?
  156. 231 hfe of MJ15004
  157. thermal runaway diodes
  158. Super cheap guitar amp kit?
  159. Class B Biasing issues!
  160. Has anyone tried any Double C-core transformers? (4a SS amp kit)
  161. Amp using (only) IRFP260 output devices
  162. parallel voltage regulators to increase current?
  163. Krell KSA-250 not true class-A?
  164. Hello Enginners, Help, Help, Help!
  165. Kustom 250 amplifier, well done
  166. Frequency Dependant Damping?
  167. Onkyo M 508
  168. need some power amp!!
  169. Activ-Sub Project's IMAGES
  170. New Output Transistors for a Quad 405 (2)
  171. Etd 49 & 3c90 Help!!
  172. BD139/140 Overvoltage
  173. Pioneer A400 coupling caps
  174. non global nfb balanced MM ss phono preamp/amp
  175. 2n3055hv what is this?
  176. best way to connect this amp..
  177. Voltage regulator OP249 question
  178. depletion mode mosfet selection
  179. Sanken 2sa1492, Onkyo
  180. hybrid Amp project
  181. "Which linearity" is the best? Current, Voltage, Power?
  182. Sziklai emitter follower as voltage stabilizer
  183. Questions
  184. check out this transistor
  185. Need a power a 40Watt RMS Sub...
  186. Hawksford
  187. Interest Check: European version of Quail powercords
  188. Why are these fuses blowing
  189. list of transistors
  190. I need schematic for a big!!! amp
  191. How This Circuit Works
  192. Rega Elex service manual needed
  193. Stacking Toroidal Transformers.??
  194. Chattering Relay in Krell KSA-250
  195. superbridge ??
  196. high performance but cheap amp
  197. Hugh is expanding (AKSA amps)
  198. What is STK ?
  199. a few pics of my amp
  200. Sanyo DCA 411
  201. (Pre)amp on or off?
  202. songs which cause your amps to clip
  203. Small distance from ground, what will happens?
  204. cracking noise in P3a
  205. recall a classical MOSFET power supply
  206. Yamaha MX-630 Power Amplifier schematic wanted
  207. why a cermet pot?
  208. Help with surface mount work
  209. Tivoli Model1 PSU hum fix / upgrade?
  210. Marantz PM 75
  211. problem with my Levinson preamp
  212. Behringer ep1500/2500
  213. power transistor recommendation
  214. OPMOSFET Amp
  215. 1KW amp design
  216. My new amplifier:)
  217. power supply sizing recomendations please
  218. gain calculations
  219. Background-noise in my new amplifier
  220. Power Transformers!
  221. Diod bap811
  222. Marantz pm 94 + Bias adjusting
  223. Powersuply mystery
  224. Simple and cheap
  225. Need a book sugestion
  226. Repair issue, please advise
  227. Heat Sink White Paper
  228. Amp choices-- advice
  229. Here are my Leach amp Ppictures
  230. post your leach amp photos
  231. Sound pressure, is that the same?
  232. help id these caps on picture
  233. Amp Problem
  234. Anyone with 4W class-A?
  235. can I use this cap? what about low inductance?
  236. help to build a transformer to car amp.
  237. Leach Amp with 12,000uF Caps
  238. Replacing the BF871 with the MJE340
  239. Mcintosh C26
  240. questions about this amplifier
  241. typical HFE's of 2N3440 and 2N5416
  242. bc550c and bc560c
  243. polyester vs metal film caps
  244. Do I want to much? Somebody help me!
  245. "bridge mode"
  246. how to identify fake transistors
  247. Long Tailed Pair Modification
  248. 78/79 vs. LM317/337 regulators
  249. Power Supplies 12 Volt?????
  250. Technics SA-X900L

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