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  1. What is equalizer in practice ?
  2. X-over help - Will this setup work?
  3. Preamp board suggestions for Hypex UCD3XMP module
  4. Jfet buffers online.
  5. Musical Fidelity "The Preamp" - any good ?
  6. 1 PRE-OUT splitter to 2 AMPS
  7. Joining RCA inputs or splitters and quality
  8. Possible tube (almost) phono preamp design
  9. Chromecast Audio + Airplay as analog source: Can I use a Y-splitter?
  10. Preamp + headphone amp total gain
  11. Help with mixer using MCP6271 op amp
  12. Opinions on this passive pre schematic
  13. How to Wire Selector Switch & Vol Control
  14. Volume control: altering gain instead of attenuator? Good or bad?
  15. My first OPamp preamp PCB - few questions.
  16. Buffer the buffered filter?
  17. Op-Amp Circuit Components: Any Ideas About This Circuit Section's Function?
  18. preamp question/buffer scematic with muses 72320
  19. Horrible Freq Resp from my MX110
  20. Input/pass-through switch
  21. Salas DCG3 preamp (line & headphone)
  22. Phase Linear 2000 Pre-amp overhaul
  23. Rotel RTC 850 Problem
  24. Cabre AS45 active crossover
  25. Preamp causing distortion
  26. discrete preamp/gain module recommendation
  27. BPBP starter help
  28. Hi Freq rolloff with ne5532 based unbalancer
  29. Crossover Rebuild Advise
  30. Perreaux SM-2 need help with output transistors
  31. Crossover conversion
  32. Need finding simple high impedance pre-amp to boost signal to Schmitt Trigger circuit
  33. remote volume control
  34. 2SK932 Buffer
  35. Please help with cap orientation.
  36. Single Supply 2-way active XO
  37. Neve 2254/E troubleshooting
  38. Need help with wiring a stepped atteunator
  39. What is the preferred MF X-10D clone?
  40. G.A.S Goliath
  41. Popping noises in Thiel CS3.5 Bass EQ??
  42. The distortion this preamp, is it fake?
  43. Volume Control use Dual 8-BIT/12-BIT DAC - I don't understand how it works
  44. DBX Driverack 4820
  45. Simple & portable mixer with 6 analog inputs
  46. Averaging PGA2320 outputs in mono configuration
  47. volume and tone control at same time
  48. AC coupling and hum question
  49. Butterworth series to Linkwitz-Riley Calculation
  50. CS4398 - Output Stage
  51. Any Discrete CFA Opamp?
  52. Pre-amplifier circuit not working despite attempts to fix it
  53. Opamp survey
  54. Article - 2 New and Improved AVC Topologies + Full Pre-Amplifier
  55. Passive vs Direct
  56. Active Crossover... help me wrap my head around this.
  57. Help with VU meter amplification made of an Ampere Meter
  58. Multi-purpose dual op-amp PCB design
  59. Relay volume control and input kit?
  60. Need advise about active crossover routing
  61. Pot Noise
  62. balanced vs. unbalanced
  63. Defective PGA2311 preamp display screen
  64. which preamp kit ?
  65. Volume control - Pass Camp Amp
  66. Preamp between Boozhound phono and ACA amps
  67. A hum problem
  68. Advice on preamp+tone kit or IC for use with ClassD board?
  69. Advice PreAmp <$400
  70. OPA627 Preamp Dynamic Crosstalk Issue
  71. Audio Limiter with JFET Class-A
  72. Preamp problem
  73. Cheap IC-based remote volume control kit
  74. Notch filter in balanced configuration between Amp and Pre Amp
  75. Maya R2R connection advice
  76. Following a Technics SU-9070
  77. Willow II
  78. The THD+N of passive preamps
  79. Investment volume potentiometer
  80. Active filter for fullrange: where do you need op amp buffers?
  81. Advice on Attenuators
  82. effects loop insert for mixer
  83. Battery powered active x-o. To decouple or not to decouple?
  84. Pre-amp amplifier driving capacity
  85. DIY DJ Mixer
  86. 70s Pioneer SR202 spring reverb - power issues
  87. Verify my high pass filter wiring for me?
  88. DIYINHK AD1862 I/U stage suggestions.
  89. Simple remote volume control (controlled through arduino)
  90. Does this passive preamp exist?
  91. Peak to peak
  92. Recommandations for electrolytic capacitors / preamp recap
  93. Will a capacitor high pass filter interfere with BSC circuit?
  94. Anyone know anything about Analog Devices B100?
  95. Capacitors wired in Series vs. Parallel - Please verify my understanding
  96. Signal to chassis ground query
  97. Mark Kelly DC motor controller advice required please
  98. Transformers to buffer PLLXO??
  99. triangle buffer for unbalancing?
  100. where are decoupling capacitors required
  101. Preamplifier recap: voltage values
  102. Simple mixer project (one mic, one line inputs)
  103. Analog combiner vs digital summing?
  104. Balanced or Unbalanced
  105. AK4113 automatic inputs or?
  106. Mark Levinson 380s PreAmp Schematic needed
  107. Moscode Super IT - schematics? power supply?
  108. AES article on the ultimate active crossover
  109. Attachment identification
  110. MiniDSP 4x10 HD Measurements
  111. Volume pot roughness
  112. Distortion in a Tone Control
  113. Remote Control for the BPBP
  114. Looking for standalone VU meter
  115. Logitech Ultimate One Compatible Potentiometer
  116. Ways to sum stereo to mono before the power amplifier?
  117. What's the benefit of a balanced floating line driver anyhow?
  118. Capacitor and Resistor choice for OpAmp line tap
  119. Rotel rsp 976 memory capacitor problem
  120. Triaxial interconnects
  121. 2.1 Channel Preamplifier?
  122. Opamp on battery
  123. single supply buffers
  124. 10kohm series/shunt 23 position resistor attenuator.
  125. Low cost Arduino based total amp control
  126. need advise to optimise my OPamp preamplifier
  127. Filter design
  128. Convert stereo Speaker Level to mono Speaker Level?
  129. Hovland HP100 line pre amp
  130. Neurochrome Differential preamp build
  131. Ribbon cables and audio
  132. Volume pot value
  133. Stereo Coffie 3 Input LDR preamp setting up
  134. parallel opamp?
  135. Advice on troubleshooting TK Audio The Strip - Distorts after ~100sec
  136. Question about LM4562 preamp (SC 08-07)
  137. Chinese sub filter, any good?
  138. EZ1073 build
  139. Arduino CPU for the PGA2311 preamp
  140. how to build a butterworth filter
  141. mercury switched input selector
  142. Cheap Chinese active X-O
  143. Restek Fantasy
  144. Anyone knew this pre
  145. Unusual Balanced audio distribution Question
  146. Potentiometer value
  147. Transforms using Sallen and Key topology
  148. How useful is this DSO 138 scope kit?
  149. What to do with unused opamp pins?
  150. Creating Virtual +/- PSU for Subsonic Filter
  151. Retrofitting Old Preamp with Motorized Volume Control
  152. baxandall differences
  153. LM3914 input selector idea
  154. Need help with "my" Simple LF and HF Shelving Preamp
  155. Problem with low-level hum.
  156. Simple Passive 3 Band EQ with Sweepable Midrange
  157. Personus acp 88
  158. 2 Channel Mixer Circuit
  159. Passive Line Splitter question
  160. Attenuator pad question
  161. Advice on what to use for a proper line level preamp for use with active Xover and EQ
  162. 7193->6BX7 Push-Pull Aikido Preamp
  163. Looking for a schematic for a Presonus ACP88 Compresser limiter
  164. XLR to DIN adapters grounding
  165. Tone Controls (probably unnecessary long)
  166. +4Bu to -10dBv and vice-versa
  167. Dead OCM 55...
  168. Lite Audio MV-01 / MV-06 remote controlled volume/input selector
  169. Passive tone control
  170. Concrete listening review of "his master's noise" Phono Pre?
  171. Riaa expermentation....
  172. Unbalanced RCA > Balanced XLR Pre-Amp
  173. I was Inspired By this Forum
  174. VCA That2180
  175. Belles DMC Preamp Restoration
  176. Standalone Music Streamer / Receiver
  177. NE5534N limitations for balanced input
  178. Programable Active Analogue Crossover
  179. Sony EV-310 Videocorder schematics
  180. Lpad eq
  181. Cambridge audio Azur 840E Schematic, Service Manual
  182. Trying to make a Balanced line input on LM3886 chipamp using ina134. HELPPP!!!
  183. OPA2604 - oscillation problem
  184. breadboard ESD P06 Preamp not amplifying
  185. AD 797 Preamp
  186. Preamp/input frequency response
  187. Mixer inputs
  188. My Borbely All-Fet Preamp with Subbu
  189. inductor output power amp
  190. 2 Questions, Connecting Line Level only sub to Stereo, PC Audio Analyzer Software
  191. NE5532 Harmful oscillation
  192. Instrumentation amplifier
  193. low noise 748 op amp replacement
  194. high pass filter and transformer
  195. Design for balanced tone control
  196. 2 + 1, variable state bi-amping VS steep low pass subwoofer
  197. Is 5m rca lead death
  198. Low pass filter with very less settling time
  199. 2.1 preamp (Struggling)
  200. Help choosing a preamp for a Honey Badger
  201. My Aikido All-in-One octal preamp
  202. Best preamp kit/components?
  203. Another JFET phono preamplifier
  204. Can I make a passive preamp with these?
  205. Book : Small Signal Audio Design - Douglas Self
  206. Type of mic used for IoT voice recognition
  207. Nakamichi 500 as a rec. preamp
  208. Preamp or buffer advice needed
  209. SS analog warmth / tube sound circuit wanted
  210. Line Level Comp and Preamp
  211. Preamp suggestions
  212. Attenuation T-pad after minidsp help
  213. Baby first Opamp Buffer / Preamp
  214. an active LED-LDR volume control featuring in-situ LDR monitoring
  215. Headphone Cue Insert Box
  216. Balanced connection using 3.5mm
  217. Pre amp advice
  218. O2 grounding help
  219. Bridged T filter formulas. Q and bandwidth estimates and other basic formulas
  220. Wireless line level connection
  221. Buffer after 1k pot?
  222. MM/MC Switching
  223. What's wrong w/ my breadboard high pass??
  224. Digitaly controlled input selector advice
  225. Hybrid preamp / Cordell's LSK489 app note
  226. 4-channel gain stage with power supply
  227. Need help adding wireless to my FrankenStereo
  228. Replacement for JRC 4580D
  229. SMT ceramic cap found in critical audio path in high end AV amplifier, please advise?
  230. Suggestions sought for tube preamp
  231. L Pad problems with a B1
  232. Components change to swap opamp?
  233. NE5532,OPA2134 Class A biased.Worth to try?Your experience?
  234. Question on modifying a passive pre
  235. Intelix matrix mixer schematics anywhere?
  236. Naim Nait 2 - Phone Stage is out of Balance
  237. Idiot-proofing circuits
  238. Hafler DH-110 Switches
  239. Line stage preamp tube vs solid state???
  240. 3way LR24 crossover phase issue
  241. Welborne Remote Stepped Attenuator
  242. Cirrus CS3318 with balanced signals
  243. Unbalanced in-line attenuator
  244. Can you stack power supplies? And,
  245. Preamplifier (tda7313) to amplifier impedance matching and signal attenuation.
  246. PGA4311 8 channel preamp
  247. Overhaul of a Cabasse Grand Large PST 16 from the '70
  248. Circuit Compairison
  249. Faint static on one side of system with pot around half
  250. Yamaha 550u EQ opamp questions?

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