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  1. preamp for hlly tamp-90
  2. AD815ARB-24 availability in any online stores? couldnt find
  3. Super Chip Preamp v1.2 (LT1363)
  4. Opinion on differential low pass filter
  5. Active Low Pass
  6. Differential preamplifier
  7. trouble with varimu compressor design
  8. PGA2311 volume control.
  9. Active Crossover frequency response - help needed HH X300
  10. Suggestion For CFA Op-amp
  11. preamp/mixer combo
  12. 12 channel volume control unit?
  13. Documentation on designing preamps
  14. Clean Line Output? OPA627
  15. Active crossover with AD815?
  16. Carlos AD815 pre voltage supply recommendations
  17. Help with Sowter 1990 SUT wiring
  18. Line level rc lowpass clicking
  19. Attenuator for Passive pre amp, best sounding solution
  20. Source for custom-terminated interconnects ?
  21. Onboard JFET Instrument Low-Z Preamp Help?
  22. Why white noise is always present?
  23. How to implement a pop free/low distortion muting circuit?
  24. Suggestions Requested for Mini Buffer Preamp
  25. Mini-Me second edition tube phono preamp
  26. Balanced fixed H attenuator for line level
  27. impedance symptom
  28. How to link two cores with TRS connector?
  29. Turntable earthing woes
  30. tuac weight and tops preamp
  31. Suggestions for single bipolar input op amp?
  32. Pop/click free HW-based relay attenuator
  33. THAT 1646 PCB - help me review please
  34. new line-preamp
  35. Question on Rod Elliott's P088 op-amp based preamp
  36. Pot hum/external speakers
  37. Will this circuit work?
  38. wiring sub to tube stereo
  39. TI on Filter Noise
  40. Compressor design - Sedra/Smith book
  41. ultra low dist pre Sandman distortion null
  42. Grounding question in phono preamp with battery supply
  43. LME49990 in gain buffer - help please
  44. Khozomo MKII Attenuator review
  45. Which MM Phono Amp ?
  46. Transistors in Buffer Circuit Running Too Hot
  47. Building a complete Preamp with an Arduino, remote, volume and input control
  48. MOSFET's Rds in the signal path, when?
  49. Preferences for setting up an EQ
  50. One more volume control
  51. Shedding 2 awful junctions in the signal path
  52. Line level distribution
  53. INA217 gain calculation
  54. Does this circuit have gain?
  55. An interesting JFET-based active XO circuit from TNT Audio
  56. Peak detector reference voltage level
  57. Goldmund Mimesis 27 Preamp clone
  58. AKAI S3200XL unbal to balanced outputs with VT24499
  59. MooseFET preamplifier?
  60. 6ch(12ch) Volume Control for DSP/DAC/BUFFER/POWERAMP
  61. Parametric EQ after pre-amp
  62. TL072 VS NE5532
  63. Grounding question
  64. Need best tone control
  65. How to switch 2 Sources and 2 Amps
  66. Mic Preamp limitor/Automatic level controller
  67. Douglas Self PreAmp 2012
  68. Is this layout OK? Advice please :)
  69. Microphone Preamp balanced voltage levels
  70. PASSIVE PRE-AMPLIFIER BUILDER REQ
  71. active bass boost
  72. SSM2019 single chip preamplifier?
  73. Rane AC23B active crossover
  74. XD3 crossover?
  75. Muting Circuit
  76. Noticeable difference in low freqs between two channels on a Drawmer DL221 compressor
  77. The precise audio signal level control 5.1
  78. Yamaha a-320
  79. Why not Wye?
  80. Help with high DC at output of Forte clone
  81. Humming DRV134 balanced output.
  82. Problem with parametric equalizer
  83. HLLY AMK-II First (and last) Impressions
  84. Salas hotrodded DCB1 resistor tryouts
  85. NE5532 in quad TSSOP package or similar?
  86. Another low distortion buffer
  87. DBX-122 schematic
  88. Audible Illusions L1 background noise
  89. TDA1524A IC Pre-Amp
  90. Please confirm something basic for me
  91. Parasound P/PH-100 hum
  92. Sonographe SC22 schematics
  93. What makes Reference Line Preeminence so good?
  94. push switch pinout
  95. What is 'Good' Common Mode Rejection?
  96. mf x-p100 power supply
  97. Opamp Having Oscillation
  98. Yamaha MSP7 − 22pF between Op Amp inputs? Why?
  99. How to reduce measured noise floor in my DAC/opamp circuit
  100. Switch Types
  101. Simple MOSFET preamp
  102. The Kuartlotron - keantoken's simple error-correction superbuffer
  103. how much gain do i get on this preamp(ad797)?
  104. how to implement line level bsc on a full balanced setup?
  105. 3 channel quad mixer with front to rear pan
  106. Meridian 502 balanced output circuit
  107. kmtech 2 way, active x over, is it elliptical?
  108. Attenuator kit suggestions sought
  109. How do you create a low shelf with passives?
  110. harman opamp advice
  111. Help needed with a transamp mic preamp circuit.
  112. Kleos 2 Way JFET Crossover with EQ
  113. see this preamp circuit diagram
  114. pre-amp tune up
  115. Preamplifier with aux and mic inputs
  116. Schematic wanted for portable SONY Monaural Receiver ICF-6000L
  117. Need a high quality SS mic preamp kit
  118. Marantz 2270 Preamp
  119. Source selector without mechanical switch
  120. Imaging skewed to the left
  121. THD calc from spectrum analyzer help
  122. A question regarding "loudness"
  123. Did I put these back in the correct spots?
  124. Lookin for nice simple XLR out preamp?
  125. Boz preamp and PLLXO
  126. Sound City studios/Neve etc Documentary
  127. Adding a tube preamp to a solid state combo amp
  128. BAT VK-32SE
  129. The Heavy Cross - ideas about a transconductance phase-splitting amp
  130. Tip on high amplification, low distortion, single-ended, no feedback circuitry?
  131. PC900 tube as a preamp...pictures
  132. Input transformer for summing amp
  133. Stereo to mono summing, which end to sum?
  134. Bass distortion when using digital pot
  135. need help with mute circuit for preamp
  136. JC2 v1.6 preamplifier build
  137. 3-pin balanced XLR - gender conventions
  138. help getting to 47kohm impedance
  139. Volume Control and Sound Quality
  140. Solid State Phono Stage
  141. Balanced ladder attenuator, make before brake question
  142. Standard spacing for XLR connectors
  143. Basic Pre-Amp Kit
  144. Single to differential into amp - transformer or dual opamp
  145. JFET follower Baffle Step Possible? Bass Boost?
  146. Op amps for active Xover and line drivers
  147. crossover buffer question
  148. Balanced LDR attenuator
  149. I'd like to add an Analog In and Out Section to an Elite 62FD Player
  150. Advice needed: mixed order Linkwitz Riley crossover
  151. Best-Sounding RC Attenuator & Source Selection System
  152. Ultra Low Noise - Ultra Low Impedance - Ultra big Problems!
  153. Anyone Ever Heard of a Soho Quatro Preamp?
  154. Help please: need wiring schema for S&B TX-102 TVC
  155. mp3 --> ? Input Transformer ? --> class d
  156. Aikido Octal All in One transformer help
  157. Designing a noob-preamp (single supply)
  158. RIAA Pacific rookie attempt
  159. This may be a silly question...
  160. 1st pre amp build, 1/2 way anyways
  161. Stereo to mono
  162. Tone control schematic with surround sound (?)
  163. Linkwitz Transform Arrangement to optimize subwoofer response
  164. Need help....................
  165. to switch or not?
  166. line transformer matching impedance Icepower 50ASX2
  167. Hot Rodding the Musical Fidelity X-Pre
  168. Any experience with Elliott Sound VCA Pre-Amp
  169. Humm noise on pre McIntosh MX136
  170. Stupid Q ... what determines "signal ground" on a unity gain buffer?
  171. carver C-2 pre hum?
  172. LME49720 preamp for F5
  173. Audio Research LS-1 Schematic & Parts List?
  174. Help for MUSES 72320 DIY kit
  175. Middle Controls
  176. Dual Regulated Bugle Phono Preamp?
  177. How to run line level output to ground
  178. SSM2019BNZ for 'gainy' pre-amp?
  179. DBX Active Crossover
  180. Luxman C1000 preamp starts clicking on and off rapidly after 20 min
  181. Stereo + LFE (2.1)?
  182. Cat5 Audio Line Noise
  183. STP analog audio interconnect ex-Firewire
  184. Octal ccda inclosure build (lots of pics!)
  185. Question about speaker protection kit circuit
  186. Simple Question about Speaker Protection
  187. low pass filter
  188. Checking needed: 2way active crossover
  189. Cermet or conductive plastic
  190. any one have schematic of this cross over?
  191. Forte F-44
  192. multiple devices feeding a single line input
  193. op amp selection?
  194. Sound-card info needed?
  195. Reducing effects of floor vibrations
  196. Preamp kit recommendations
  197. Signal LED causing distortion
  198. Should I be worried about gain structure?
  199. Soundcard input protection circuit
  200. Balanced line receiver (INA134) - RFI caps - compromise between CMRR/RFI filtering
  201. simple questions: integrating pre and power amp
  202. Need help with subwoofer integration with ZAPH AUDIO SR71
  203. ss chinese preamplifiers?
  204. Help with Passive Summing Theory
  205. Exploring possibilities new downward expander design
  206. mark levinson jc2 defect
  207. PreAmp Voltage/Impedance
  208. LOC Vs. Amps High Level Inputs
  209. Preamp design, include gain bypass?
  210. Thoughts on this input selector PCB? How can I add volume control?
  211. Pot imbalance
  212. Power Supply Upgrade - Request Sanity Check
  213. ADC0804 Relay Attenuator
  214. Experience with edcor xsm2.4k-600 as preamp/dac output ?
  215. Baxandall tone topologies
  216. Volume (level) ... the bottom line
  217. Marchand XM-1 mystery parts
  218. Simaudio CP-8 Owners: Did you know that it was a Denon?
  219. Supply voltage vs performance
  220. 10 band equalizer based on LM833
  221. What kind of filter is this
  222. PS III Linear Control Center
  223. How loud?
  224. comparison idea concerning the villex passive booster jack
  225. Finally! the high gain I needed...
  226. John Curl's Blowtorch preamplifier part III
  227. SAE P101 cap replacement-help wanted
  228. Tracing Hum in Passive Line Level Filter
  229. Troubleshooting a preamp - sources of buzz/humm/hiss
  230. High Dc offset voltage on the input line
  231. Potentiometer selection for my diy project
  232. Pre-amp to power amp problem
  233. Op-amp for Single-Rail Supply
  234. what is the best route for a 2.5 system?
  235. Counterpoint SA-3 rebuild
  236. ground "loop" type issue with Android phones into class D amps
  237. Single ended to balanced conversion
  238. Leveling line signals to power amp
  239. OPA2134 Tilt Equalizer
  240. Removing a Crossover from a poweramp
  241. ls404 based active crossover try
  242. Equalizer
  243. Bose 901 Series IV ActiVe EQ schematic
  244. help with diy phono preamp
  245. PGA2310 preamplifier
  246. Opamp Line Attenuator and Buffer Question
  247. Tube Preamp with HT Bypass...
  248. 4 chanel Stereo Input Selector
  249. Bose 901 series I active equalizer DIY
  250. 110db SNR discrete buffered preamplifier with Vclip indicator

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