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  1. Rotel RTC 850 Problem
  2. Cabre AS45 active crossover
  3. Preamp causing distortion
  4. discrete preamp/gain module recommendation
  5. 1 transistor 3 band tone circuit, will it work?
  6. BPBP starter help
  7. Hi Freq rolloff with ne5532 based unbalancer
  8. Crossover Rebuild Advise
  9. Perreaux SM-2 need help with output transistors
  10. Crossover conversion
  11. Need finding simple high impedance pre-amp to boost signal to Schmitt Trigger circuit
  12. remote volume control
  13. 2SK932 Buffer
  14. Please help with cap orientation.
  15. Single Supply 2-way active XO
  16. Neve 2254/E troubleshooting
  17. Need help with wiring a stepped atteunator
  18. What is the preferred MF X-10D clone?
  19. G.A.S Goliath
  20. Popping noises in Thiel CS3.5 Bass EQ??
  21. The distortion this preamp, is it fake?
  22. Volume Control use Dual 8-BIT/12-BIT DAC - I don't understand how it works
  23. DBX Driverack 4820
  24. Simple & portable mixer with 6 analog inputs
  25. Averaging PGA2320 outputs in mono configuration
  26. volume and tone control at same time
  27. AC coupling and hum question
  28. Butterworth series to Linkwitz-Riley Calculation
  29. CS4398 - Output Stage
  30. Any Discrete CFA Opamp?
  31. Pre-amplifier circuit not working despite attempts to fix it
  32. Where are the DIY cables?
  33. Opamp survey
  34. Article - 2 New and Improved AVC Topologies + Full Pre-Amplifier
  35. Passive vs Direct
  36. Active Crossover... help me wrap my head around this.
  37. Help with VU meter amplification made of an Ampere Meter
  38. Multi-purpose dual op-amp PCB design
  39. Relay volume control and input kit?
  40. Need advise about active crossover routing
  41. Pot Noise
  42. balanced vs. unbalanced
  43. Defective PGA2311 preamp display screen
  44. which preamp kit ?
  45. Volume control - Pass Camp Amp
  46. Preamp between Boozhound phono and ACA amps
  47. A hum problem
  48. Advice on preamp+tone kit or IC for use with ClassD board?
  49. Advice PreAmp <$400
  50. OPA627 Preamp Dynamic Crosstalk Issue
  51. Audio Limiter with JFET Class-A
  52. Preamp problem
  53. Cheap IC-based remote volume control kit
  54. Notch filter in balanced configuration between Amp and Pre Amp
  55. Maya R2R connection advice
  56. Following a Technics SU-9070
  57. Willow II
  58. The THD+N of passive preamps
  59. Investment volume potentiometer
  60. Active filter for fullrange: where do you need op amp buffers?
  61. Advice on Attenuators
  62. effects loop insert for mixer
  63. Battery powered active x-o. To decouple or not to decouple?
  64. Pre-amp amplifier driving capacity
  65. DIY DJ Mixer
  66. 70s Pioneer SR202 spring reverb - power issues
  67. Verify my high pass filter wiring for me?
  68. DIYINHK AD1862 I/U stage suggestions.
  69. Simple remote volume control (controlled through arduino)
  70. Does this passive preamp exist?
  71. Peak to peak
  72. Recommandations for electrolytic capacitors / preamp recap
  73. Will a capacitor high pass filter interfere with BSC circuit?
  74. Anyone know anything about Analog Devices B100?
  75. Capacitors wired in Series vs. Parallel - Please verify my understanding
  76. Signal to chassis ground query
  77. Mark Kelly DC motor controller advice required please
  78. Transformers to buffer PLLXO??
  79. triangle buffer for unbalancing?
  80. where are decoupling capacitors required
  81. Preamplifier recap: voltage values
  82. Simple mixer project (one mic, one line inputs)
  83. Analog combiner vs digital summing?
  84. Balanced or Unbalanced
  85. AK4113 automatic inputs or?
  86. Mark Levinson 380s PreAmp Schematic needed
  87. Moscode Super IT - schematics? power supply?
  88. AES article on the ultimate active crossover
  89. Attachment identification
  90. MiniDSP 4x10 HD Measurements
  91. Volume pot roughness
  92. Distortion in a Tone Control
  93. Remote Control for the BPBP
  94. Looking for standalone VU meter
  95. Logitech Ultimate One Compatible Potentiometer
  96. Ways to sum stereo to mono before the power amplifier?
  97. What's the benefit of a balanced floating line driver anyhow?
  98. Capacitor and Resistor choice for OpAmp line tap
  99. Rotel rsp 976 memory capacitor problem
  100. Triaxial interconnects
  101. 2.1 Channel Preamplifier?
  102. Opamp on battery
  103. single supply buffers
  104. 10kohm series/shunt 23 position resistor attenuator.
  105. Low cost Arduino based total amp control
  106. need advise to optimise my OPamp preamplifier
  107. Filter design
  108. Convert stereo Speaker Level to mono Speaker Level?
  109. Hovland HP100 line pre amp
  110. Neurochrome Differential preamp build
  111. Ribbon cables and audio
  112. Volume pot value
  113. Stereo Coffie 3 Input LDR preamp setting up
  114. parallel opamp?
  115. Advice on troubleshooting TK Audio The Strip - Distorts after ~100sec
  116. Question about LM4562 preamp (SC 08-07)
  117. Chinese sub filter, any good?
  118. EZ1073 build
  119. Arduino CPU for the PGA2311 preamp
  120. how to build a butterworth filter
  121. mercury switched input selector
  122. Cheap Chinese active X-O
  123. Restek Fantasy
  124. Anyone knew this pre
  125. Unusual Balanced audio distribution Question
  126. Potentiometer value
  127. Transforms using Sallen and Key topology
  128. How useful is this DSO 138 scope kit?
  129. What to do with unused opamp pins?
  130. Creating Virtual +/- PSU for Subsonic Filter
  131. Retrofitting Old Preamp with Motorized Volume Control
  132. baxandall differences
  133. LM3914 input selector idea
  134. Need help with "my" Simple LF and HF Shelving Preamp
  135. Problem with low-level hum.
  136. Simple Passive 3 Band EQ with Sweepable Midrange
  137. Personus acp 88
  138. 2 Channel Mixer Circuit
  139. Passive Line Splitter question
  140. Attenuator pad question
  141. Advice on what to use for a proper line level preamp for use with active Xover and EQ
  142. 7193->6BX7 Push-Pull Aikido Preamp
  143. Looking for a schematic for a Presonus ACP88 Compresser limiter
  144. XLR to DIN adapters grounding
  145. Tone Controls (probably unnecessary long)
  146. +4Bu to -10dBv and vice-versa
  147. Dead OCM 55...
  148. Lite Audio MV-01 / MV-06 remote controlled volume/input selector
  149. Passive tone control
  150. Concrete listening review of "his master's noise" Phono Pre?
  151. Riaa expermentation....
  152. Unbalanced RCA > Balanced XLR Pre-Amp
  153. I was Inspired By this Forum
  154. VCA That2180
  155. Belles DMC Preamp Restoration
  156. Standalone Music Streamer / Receiver
  157. NE5534N limitations for balanced input
  158. Programable Active Analogue Crossover
  159. Sony EV-310 Videocorder schematics
  160. Lpad eq
  161. Cambridge audio Azur 840E Schematic, Service Manual
  162. Trying to make a Balanced line input on LM3886 chipamp using ina134. HELPPP!!!
  163. OPA2604 - oscillation problem
  164. breadboard ESD P06 Preamp not amplifying
  165. AD 797 Preamp
  166. Preamp/input frequency response
  167. Mixer inputs
  168. My Borbely All-Fet Preamp with Subbu
  169. inductor output power amp
  170. 2 Questions, Connecting Line Level only sub to Stereo, PC Audio Analyzer Software
  171. NE5532 Harmful oscillation
  172. Instrumentation amplifier
  173. low noise 748 op amp replacement
  174. high pass filter and transformer
  175. Design for balanced tone control
  176. 2 + 1, variable state bi-amping VS steep low pass subwoofer
  177. Is 5m rca lead death
  178. Low pass filter with very less settling time
  179. 2.1 preamp (Struggling)
  180. Help choosing a preamp for a Honey Badger
  181. My Aikido All-in-One octal preamp
  182. Best preamp kit/components?
  183. Another JFET phono preamplifier
  184. Can I make a passive preamp with these?
  185. Book : Small Signal Audio Design - Douglas Self
  186. Type of mic used for IoT voice recognition
  187. Nakamichi 500 as a rec. preamp
  188. Preamp or buffer advice needed
  189. SS analog warmth / tube sound circuit wanted
  190. Line Level Comp and Preamp
  191. Preamp suggestions
  192. Attenuation T-pad after minidsp help
  193. Baby first Opamp Buffer / Preamp
  194. an active LED-LDR volume control featuring in-situ LDR monitoring
  195. Headphone Cue Insert Box
  196. Balanced connection using 3.5mm
  197. Pre amp advice
  198. O2 grounding help
  199. Bridged T filter formulas. Q and bandwidth estimates and other basic formulas
  200. Wireless line level connection
  201. Buffer after 1k pot?
  202. MM/MC Switching
  203. What's wrong w/ my breadboard high pass??
  204. Digitaly controlled input selector advice
  205. Hybrid preamp / Cordell's LSK489 app note
  206. 4-channel gain stage with power supply
  207. Need help adding wireless to my FrankenStereo
  208. Replacement for JRC 4580D
  209. SMT ceramic cap found in critical audio path in high end AV amplifier, please advise?
  210. Suggestions sought for tube preamp
  211. L Pad problems with a B1
  212. Components change to swap opamp?
  213. NE5532,OPA2134 Class A biased.Worth to try?Your experience?
  214. Question on modifying a passive pre
  215. Intelix matrix mixer schematics anywhere?
  216. Naim Nait 2 - Phone Stage is out of Balance
  217. Idiot-proofing circuits
  218. Hafler DH-110 Switches
  219. Warm up the sound of my preamp
  220. Line stage preamp tube vs solid state???
  221. 3way LR24 crossover phase issue
  222. Welborne Remote Stepped Attenuator
  223. Cirrus CS3318 with balanced signals
  224. Unbalanced in-line attenuator
  225. Can you stack power supplies? And,
  226. Preamplifier (tda7313) to amplifier impedance matching and signal attenuation.
  227. PGA4311 8 channel preamp
  228. Overhaul of a Cabasse Grand Large PST 16 from the '70
  229. Circuit Compairison
  230. Faint static on one side of system with pot around half
  231. Yamaha 550u EQ opamp questions?
  232. Preamp Design - Novel or Silly?
  233. ARC LS2B took a hit tonight
  234. 9v power supply issue with tapehead preamp circuit
  235. Sound card Pinouts
  236. Help with Shunt attenuator selection
  237. How to use digital controlled volume ICs? (PGA4311)
  238. Questions about i2c volume control SQ for opamp 3/4 way 8channel xover + linedriver
  239. Opamp Output Stage Schematic - Is it class-A ?
  240. preamplifier Relay issue.
  241. Lookking for a BJT or JFET single supply inverting buffer
  242. Phase change/ stage smearing.
  243. Audio Design Model 1 Volume Pot Replacement
  244. What's a good Baxandall tone control implementation?
  245. JBL L300 - Crossover repair
  246. Sleep In Peace>>>>>>>>>
  247. help troubleshoot weak channel on preamp please
  248. Help understanding preamp designing
  249. How does an 11200 Reite preamp sound?
  250. Best shielded wire for preamp?

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