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  1. Fostex Volume Control "PC1EX" - Schematic wanted
  2. Schematic Focusrite Octopre??
  3. multichannel volume control
  4. JC-80 eBay PCBs & Power Train
  5. Parametric EQ values?
  6. Recommend a first diy phono pre-amp?
  7. Phono problems one side working
  8. TL071 question
  9. Forte F44 preamp, DC Voltage leak
  10. To build a high pass RL line level filter
  11. If You Don't Have a SIT, Fake It...
  12. 3 core audio cable
  13. Another Remote Alps
  14. matching sine wave wave file / expert opinion
  15. Can a delay circuit be beneficial between bass and mids?
  16. Exponential programmable resistor
  17. Balanced interconnect with 2 x 75 ohm coax cables?
  18. Volume Control Kit/Controller to work with WMCE-remotes
  19. cs3318 and arduino
  20. Anyone knows if Khozmo guy is still around
  21. What kind of connector is this and how can it be fixed?
  22. "8 ohm 3 way x-over" mod for 4ohm woofer ?
  23. 6SN7 Tube pre
  24. 2 channel to 7.1
  25. Pass Aleph L1.2
  26. Chinese mini VU Meters
  27. Three opamp 24db/oct crossover?
  28. Parametric EQ for subwoofer?
  29. Kit or Behringer ?
  30. Redesigning a cheap obsolete 8-track pre-amp.
  31. Help with circuit for preamp with eq and balanced output powered by phantom power
  32. Inexspensive volume control chips
  33. Linkwitz ASP Custom Build
  34. Shielded cable or faraday cage or both?
  35. Upgraded opamp in preamp and now there is a hum/buzz
  36. GFP-555
  37. mic tube preamp as line stage
  38. AV / HT Preamp
  39. audio matrix
  40. mic pre application buffer op-amp question
  41. Does this preamp look any good?
  42. Replacement for LM833 in active crossover
  43. Not another project yet
  44. RJM Audio B-Board Project
  45. Cause of weak Preamp channel
  46. Schematic Boston PV700
  47. discrete op amp
  48. Resistor between line out and GND: what for?
  49. Recap Rotel RC1070
  50. Speaker selector / level equalizer?
  51. Voltage Readings Following Soldering Error
  52. Selector switch - replacement - shielded wire?
  53. Frequency Response of WW Pots?
  54. Passive pre, adding buffers
  55. AI Modulus preamp...heat damage?
  56. auto level control for input
  57. Which opamp in this preamp circuit?
  58. Audio Pre Amplifier
  59. Cotton OCC 5N Silver Interconnect Cables
  60. Mic Preamp output protection
  61. Krell KAV-250cd Output stage drawn
  62. Stereo to Mono Circuit: need help with capacitor
  63. AD797 Preamp based on stolen trademark
  64. Solderless RCA plugs for DIY interconnects
  65. options for source selector/volume control <100/$150
  66. Pre Amp with pre-out for Arjen Helder Ta2020
  67. Cables: different YES - better ???
  68. Arcam AV9 processor
  69. Looking for unbalanced to balanced transformer
  70. Frequency cut out switches. Graphic EQ.
  71. Stepped attenuator ?
  72. active tri line splitter using BJT transistor
  73. Neotech UPOCC Silver vs HGA Silver
  74. All In One Mixer/PC Project
  75. Sweep Eq
  76. Methods of Handling Various Devices and Grounding - Ground Loop Issues
  77. In-depth analysis of effect of high-quality interconnects
  78. Universal FET buffer / preamplifier
  79. Simple Pre-Amp with Variable High-Pass - This right?
  80. How to derermine the optimum bias resistor value ?
  81. output inductor?
  82. RGB LEDs amp audio level
  83. installing an analog audio output jack on a television?
  84. Help needed for Krell krs-1a preamp
  85. power conditioner project anyone ??
  86. DQ-LP1 Help
  87. upgrading active xover with LM4562
  88. 48VDC Phantom Power switch - seeking advice
  89. Rotel RTC-970 - Remote Controller RR970
  90. bi-amp'd, with passive mid/high ??
  91. Interesting Interconnect Cables
  92. Hum in RC cable
  93. Help for upgrading Pioneer receiver
  94. My attempt at a Monitor Volume Control with headphone outs
  95. Pumpkin Problems
  96. Rod Elliot - Audio Mixing Console (HELP!!)
  97. looking for a 3 way active crossover for diy powered speaker
  98. RFI woes
  99. need info on preamps for use on baf1
  100. Mixer Channel for observation
  101. Help With Existing Crossover Points
  102. stepped aattenuator - stop pops
  103. Adcom GFP-565 Input Selector
  104. Subsonic Filters & Film Caps
  105. DIY build of the Pioneer C-21 preamplifier
  106. Preamplifier with integrated circuits
  107. mixer circuits (looking for simple, but very high quality)...
  108. Subwoofer circuit: Going from speaker level to line level
  109. Adding Phantom Power to old board?
  110. Designing a versatile pre with balanced and unbalanced in/out
  111. Help Pls - Coupling Capacitor
  112. How to pick a good audio transistor?
  113. Volume control question
  114. Loudness stage
  115. Electret microphone Pre-amp
  116. Gold pin tube : does it really matters ?
  117. Mic preamp and high/low impedance technical question
  118. Studiomaster 16 x 4 Console
  119. Portable EQ? - Battery Power & SMALL
  120. DIY Tube Equalizer
  121. Using INA217 for Microphone Pre-amp
  122. Here's my DIY passive attenuator / pre / integrated DAC
  123. Basic questions on passive line-level XOs and with bi-amping
  124. Perreaux SM2 Custom
  125. Luxman A522 tonearm?
  126. passive switcher/splitter for monitor controller
  127. XO Components
  128. balanced to unbalanced convertor
  129. CD vs LP
  130. Stan Curtis site
  131. Counterpoint 5.1 Issue
  132. Ebay preamp FET
  133. Some help with high end input selector.
  134. Crossover help!!
  135. Help With Crossover 3-Way Seas 9.1 Home Theater
  136. Simple, good quality equalizer?
  137. Passive Balanced switching and Relay questions!!
  138. Preout mod
  139. remote control unit
  140. Schematic For Vendetta Xover
  141. One of best sounded Line Pre-/RIAA Head Amp from PureAudio-who have heard ?
  142. LDR att. L+R imbalance?
  143. Schematics needed for 3V 1KHz Sine wave generator
  144. is this a balanced input preamp? help m please?
  145. Copland CTA305 schematic
  146. just got a B&K CS-117, lets take a look inside...
  147. Diamond buffer kits any good for preamp?
  148. Analog Multichannel like ProLogic and ProLogic 2 (II) which professional Models
  149. JC-80 eBay PCBs
  150. Connecting many audio output devices to one input device
  151. BBE FJB-200X
  152. Help needed -Electrocompaniet EC4.7 preamp
  153. Improving rejection ratio of subtraction circuit
  154. Delay line for front channel
  155. Wireless analog connection TV -> amp?
  156. Op Amp Rail Splitter Question
  157. Substitution for NEC MuPC812C IC in Nakamichi CA-7A?
  158. Preamp Impedance Question
  159. tone control schematics please
  160. Avoid Potential Groundloop Problems in Headphone Amp
  161. DIY Input isolation filter
  162. Vishay/Dale RN60C or RN55E?
  163. Software for RIAA
  164. RTP3D instructions
  165. Adding an fx send/return to a mixer
  166. lme49710 preamp from china
  167. High gain pre amp noise problems.
  168. New black Jolida JD9 w pics.
  169. Math expression for parametric EQ project
  170. Passive Balanced Volume Control Questions
  171. XLR switcher
  172. Building a Stereo Equalizer
  173. Phase extraction!!!
  174. Is the blue velvet Alps still best price/performance pot?
  175. Preamp Capacitor Questions
  176. Yamaha Promix 01
  177. Q: Converting 5k pot to 20k pot
  178. Anthem D2v Mod
  179. (minimal) speaker level vs. line level high pass filter
  180. Passive Preamp?
  181. Need help troubleshooting PreAmp build
  182. prototype preamplifier
  183. voltage levels for line outs??
  184. Bottlehead Quickie
  185. NJM4580V MSOP in pre for recording?
  186. Attenuator / Pre-amp for Behringer A-500
  187. DIY-unidirectional electrect condenser microphone.
  188. Dahlquist DQ LP1
  189. 5-pin din input connector convert to rca
  190. LDR Based Input Selection
  191. Phantom Power MSOP op-amps
  192. PPS-Caps
  193. Bypassing a receiver's internal amp
  194. Ladder or Series Attenuator for volume?
  195. Active variable Low-Pass Filter 55-110 Hz
  196. Extremely Frustrated!!! Why won't my amp get loud!?!?!
  197. Parametric EQ problems
  198. radford pre Zd22
  199. how test electronic crossover without any instruments?
  200. High freq filtering of a (guitar) preamp?
  201. Floating Differential Signal
  202. 8-channel stereo line level switch
  203. Pre Amp/ line Problems... Help :/
  204. cd preamp for jlh69
  205. Two RCA Outputs into One! HOW TO!?
  206. A.C vs D.C coupling
  207. Passive Crossover for Loudspeakers? HELP!
  208. Passive Crossover for Loudspeakers? HELP!
  209. Inductor wiring for crossover
  210. Place amps next to rca inputs in enclosure?
  211. 3 BAND TONE CONTROL
  212. Signal Path Components
  213. Preamplifier
  214. A Different Opamp Compensation Technique.
  215. Preamp / Passive, for Biamp
  216. Pre-Amp earthing concern
  217. LDR as buffer ?
  218. Passive Line level crossover and input impedance *Help*
  219. Switchable balanced / unbalanced input buffer
  220. VOLUME CONTROL PASIVE !
  221. Dual I/V stage implementation for Buffalo II & III
  222. Problem with passive preamp HELP!!!
  223. JFET follower (Xenover) with MOX like setup?
  224. A excellent Pre-amp
  225. A little problem with Op-Amp
  226. Best volume kit on the market
  227. Best Pre amp Kit on the market
  228. ESP Project 104 muting problem
  229. How many times can you split a line level output?
  230. Can someone help me make a parallel line level buffer/head phone driver circuit
  231. Repair and Restore Phase Linear 4000 series 2
  232. RCA to XLR Converter
  233. audio reserach d100 am1 am2 modules
  234. Need help with Pass B1 Buffer
  235. frequency control of higher order filter with mono pot
  236. Mark Levinson Cables CEMAC
  237. DI Box question
  238. Help me measure line levels
  239. Pre-Amp with tone control
  240. wiring a dual gang pot
  241. Using digital interconnect as analog interconnect
  242. Help with playing analogue through computer, pls...
  243. Help needed with pcb design!
  244. Preamplifier
  245. My pre-amp/DAC/Phono/Headphone build
  246. not balance sound on tube pre-amp
  247. passing audio through unused telephone connection
  248. help designing RC level isolation transformer
  249. Selector switch questions
  250. dual ganged pot

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