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View Full Version : Solid State


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  1. Looking for Leach PCB's
  2. Sentec PP9 phono MM/MC preamp
  3. Surface Mount Components - The Future In DIY
  4. Amplifiers
  5. Hot stuff- 2w Bipolar Class A Amplifier - A newbies first effort
  6. Please comment on this speaker protection.
  7. Rogers A100 not producing any sound
  8. What is this?
  9. Kenwood KR-5010 problems
  10. oscillation and heat?
  11. stasis 2 or sa3
  12. Mark ZCA amp and hum source?
  13. Proton am-s1
  14. Advantage in designing an amplifier to except higher than average input voltages?
  15. processor advice needed
  16. How easy is it to damage my amplifier or speakers?
  17. Identify SMD transistor - 1AM
  18. Recapping Parasound HCA 2200
  19. Need your help to get started (newbie)
  20. Long Tailed Pair Balance
  21. PDF service manual download?
  22. VSSA PMI version vs Peeceebee Shaan version
  23. Akai AM-2200 transistor replacement & question
  24. CF-FET V2.0 front-end - going high-tech (SMD)
  25. Texas Instrument chip on Pioneer VSX-921-K AV receiver
  26. Why does this circuit blow up LEDs?
  27. Nataly eXPerience
  28. a balanced request
  29. Musical Fidelity Synthesis
  30. Soundcraft fx16 spirit PSU schematic
  31. yamaha rx v550 voltage regulator
  32. Mvac input equals what Vac output?
  33. Preamp with active gain and Balance control
  34. How to design Sziklai pair in OPS?
  35. Nikko STA-8080 Preamp Oscillation After Recap
  36. output resistors for paralleled amplifiers
  37. I Call it INFINITRON
  38. Does simulation always match reality
  39. Heatsink vs OS stability
  40. Luxman R-104 FM Logic
  41. What is advantage of 160µm copper?
  42. Any way to not using base stop resistor?
  43. Need new amps
  44. Possible to build an amplifier with no big transformer?
  45. Cheap and dirty transistor matching tester.
  46. Looking for advice on a buying/building a subwoofer amp
  47. Sliding bias and diamond mos fet buffer for power amp
  48. Output stage oscillations
  49. Hafler 280 amp repair
  50. Good integrated amp - Sony TA-F700ES
  51. Krell KBL Preamp DC Offset
  52. Quad 34 problem
  53. Cheap Ebay amp
  54. A Simple 10W Class-A Amp Using the DRV134
  55. How much to charge?
  56. Klipsch Promedia 2.1 speaker terminals improvement
  57. Please recommend experiments book to teach me solid state
  58. Is CFP better than EF?
  59. HQ Power VPA21000U1 low freq. oscillation?
  60. Kenwood ka-2600 adjustment
  61. What is the acceptable distortion between fundamental and harmonics in power amp?
  62. Leach Low Tim 3A
  63. Crimson monoblocks identity
  64. Nikko Alpha II no idle current left channel
  65. Harmon Kardon AVR10
  66. BF471/472 good replacement for 2SA1381/2SC3503
  67. Hafler DH-500 Rebuild Working
  68. Hafler Amps return!
  69. LCD brick causing noise over speakers
  70. How do you deal with output DC offset?
  71. How to bring this amp to maximum power?
  72. Subwoofer Class AB plate amp
  73. The Circlophoneİ, Germanium edition.
  74. AU-6900 repair and on going mystery
  75. 100W Class AB amp
  76. "300W" ebay amplifier 3055/2955
  77. Resistor between driver emitters
  78. Comparing distortion between complementary IPS with Blameless with LTSpice
  79. help identifying kit amp my late father built
  80. Protective Earth pin on a plastic body line filter. Needed?
  81. Amplifier Driving Magnepan 3.7 Electrostatic speakers?
  82. Which source resistor to use MOR or Wirewound or Metal film?
  83. Internal difference between the LME49811 and LM4702?
  84. Selection rules for input and driver BJTs?
  85. Muses - LOW POWER BRIDGE AMPLIFIER
  86. Plinius SA 250 MK 4 --fireworks -repair
  87. Linear Regulator Audio Power Amplifier, do you know something about this?
  88. crimson 620 input sensetivity
  89. Krell KSA300S Recap?
  90. Replace ceramic with film
  91. Arcam Alpha 10 HF oscillation
  92. Any good driver transistor that have LTSpice model available
  93. Power amp protect circuit fault finding
  94. Modding a Nikko na-500
  95. LME49811 and PNP Quasi
  96. Smart theater systems TA440 schematics/manuals
  97. BDY90 - Useful in Audio Amps ????
  98. Toggle switches
  99. Bootstrap vs Current Source
  100. Question about TMC
  101. Steps to debugging Class AB amp
  102. CSH9 - Simple DC coupled power amp with pre-amp, volume control and DC servo
  103. Better part National 2N5566, or Linear Systems LSK389?
  104. Musical Fidelity P170 setup
  105. Audio Research D100a
  106. equalizer with a pre Mark Levinson No. 380s
  107. Samson Amp-What is this part?
  108. SS Amps for Improved Detail and Sound Stage
  109. THD in Circuit Maker 2000
  110. LTspice project of a Solid State Amp
  111. 12V to 250V/20mA power supply with ne555-needed
  112. HH Eletronic M900 any good??
  113. What do you like more BJT vs JFETs?
  114. Radial Lead Emitter Resistors
  115. Need Relay for Technics SA-5270
  116. JLH 1969 first amplification stage, need explanation
  117. Musical Fidelity original transistors and upgrades
  118. Urgent : Forum members in France Toulouze
  119. ultra low noise regulator
  120. Transistor differences due to manufacturing?
  121. Marantz sr5002 only takes input in 1 channel
  122. Need help understanding Haffler DH220 Design
  123. Rotel amplifier RA1412
  124. CFP TMC EF3 VFA
  125. 20W transistor audio amp
  126. Marshall Avg150h Problem
  127. Anyone have a schematic for a Realistic SA-102?
  128. Extreme Hi-End Hybrid Amplifier End
  129. to92 transistor replacement
  130. Another CFA from MJ Magazine
  131. Is it ever desirable to have *low gain* transistors?
  132. what software is this?
  133. Request redrawing schematic from pdf to eagle
  134. Very interesting Youtube and Blog on Measuring Instruments and repair.
  135. 4 ohm speakers with a Plinius SA50?
  136. How to wire an inuke to my A/V receiver?
  137. Pioneer amp + b&w speaker, good match ?
  138. Where to buy assembled pcb boards ??
  139. soundcraftsmen PCR-800 Question
  140. Help with first amplifier design
  141. BC550 vs KSC1845, BC560 vs KSA992 and others.
  142. Step further from zen
  143. Thule Spirit IA100
  144. 10000uf 71V E. caps
  145. How to measure Vrms of laptop headphones jack output?
  146. Hybrid question
  147. Quad 405 - Bridge Mod
  148. technics power transformer
  149. NAD C300 strange sound, then dim red light only. Ideas?
  150. sj201-y for sony amp
  151. [Question] RCA DIY replacement & Rust on the solder joint
  152. 1N60 diode replacement
  153. Racking (1) 500-series in 1U / 2U...
  154. Simple BJT class A stage reduce white noise
  155. Audiolab Pre/Power problem question
  156. LME49810 with a pair of Jfet source followers at the input?
  157. Elector amplifiers articles
  158. Articles from Hi Fi News Mid 1980s
  159. Help with Kenwood M2A
  160. Arcam Alpha 8 DC offset adjustment
  161. Trimpot on 2SK170 for matching on a Pacific Phono Stage
  162. Standing current through ungapped choke
  163. Recommended Amps (clones included)
  164. NAD 565BEE
  165. dull sound, but flat frequency response up to 20kHz
  166. Parasound halo a23 removable bottom cover?
  167. Help me to understand this phono pre;
  168. Paralleing Lateral mosfets and source resistors required?
  169. My first build: DoZ
  170. My First Amplifier Design
  171. ADCOM GFA555II Static Pop
  172. Behringer A500 Supply Rail Voltage.
  173. Advantages of Power Cords with braided Shield for high Power Solid State Power Amps
  174. Rotel RX-845 Burning Resistors
  175. 75w Vmos Amplifier (le haut parleur n°1739)
  176. 40w audio amplifier
  177. Where do you buy your components?
  178. quad 405 mono block bodge up
  179. Please help troubleshoot my HEXFET amplifier
  180. Thule IA60B restoring/tweaking
  181. Sony TA-5650 V-Fet making it sound even better...
  182. Filter Capacitor Ventialtion?
  183. Mystery component in a Classe power amp
  184. Connector Help
  185. parasound halo a23 ps cap size dimentions needed please!
  186. right channel brighter than left - Pioneer SX680
  187. TGM9 - my version of the JLH '69 Class A amplifier
  188. Why having diodes from output to rail in OPS?
  189. Changing tone characteristics on amp board
  190. Fetulele Amp
  191. convert sugden a88 to power amp
  192. Musical Fidelity Synthesis
  193. Help to convert these Lat-Fet amp to Toshhiba mosfet
  194. Need a little help with amplifier protection circuit problem
  195. Please comment on this IPS/VAS design
  196. Class "A" Solid State
  197. Denon DRA-335r problems
  198. Adcom GFA-5300 rebuild, manual needed, parts upgrades?
  199. Reservoir in Electrocompaniet otala amplifier
  200. Lateral MOSFET amplifier project
  201. TDA7297 output
  202. Help me repair my Hafler DH500?
  203. Info and spec needed for Harrison 1200
  204. Please help denon avr 1804 5.1 not working
  205. marantz like pre-amp
  206. Crest amplifier repair
  207. I need help, how to charge to renovate sophisticated Solid State amplifiers
  208. Crest Pro9200
  209. Brass PCB stanoff size
  210. Harman Kardon AVR 130 (Channel 7 problem)
  211. HELP....Perreaux SA2 noisy phono section
  212. Bryston 7B SST (7 B SST, 7BSST) - Why is sound quality not good ?
  213. Help needed with transistor substitution
  214. Strange Waveform
  215. NAD L40 CD Problem
  216. bypassing rear gain pots on parasound halo a 23 amp
  217. Using LME49713 for preamp, large DC offset
  218. Creek 4140s2
  219. insulator fo audio ic
  220. RIAA preamp project
  221. HELP!! SA800 Pro amp not working
  222. transistor
  223. Convert stereo to mono?
  224. Troubleshooting help
  225. NAD 2100 won't go into bridged mode
  226. volume pot and input impedance issues with LME49830
  227. Kenwood KA-8006 restoration?
  228. anyone seen one of these?
  229. Akai AA-6100
  230. BF245C those who built it?
  231. Toshiba sa-400
  232. ADCOM GFA-5500 bridging ??
  233. Roksan Kandy KA1
  234. help me building this 2n3055 amplifier
  235. Absolute Polarity Question
  236. AQUARIUS AMPLIFIR
  237. Another Hafler 220
  238. Pioneer SA-608 phono stage hum
  239. Bedini 100/100 (802mod) high DC offset problem
  240. Help Identifying Zener? diodes in 1985 Accuphuse Amp
  241. ZCA amplifier question.
  242. Putting a super light phono amp inside the tonearm?
  243. Roland SRA 540
  244. First time DIY'er - Mono Amps
  245. Combined Mic + Line preamp - Single gain control?
  246. HK avr645 Display Lights of death
  247. Arcam 6 Plus Amplifier Repair
  248. Help a noob out- NAD3020 and system compatability questions :)
  249. Superphon Revelation Basic volume pots
  250. Help me understand mono BTL power math?

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