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  1. Using Joachim Gerhard Filter Buffers as balanced crossover
  2. Impedance measuring jig and iSEMcon kit
  3. LM1036N Potentiometer Type
  4. 4558d
  5. 10M45 as simple preamp...
  6. Kenwood c-2 balance pot
  7. Attenuator Impedance for Adcom GFA-535?
  8. McIntosh C712 Preamplifier - Schematic wanted
  9. Speaker Combination in Custom Installation, please help
  10. 5 band equalizer, need help!!
  11. Parasound P/HP-850 Preamp Problem
  12. Crossover between pre and power amp for sub
  13. miniDSP pre-amp & volume control idea
  14. Klark Teknik Upgrae for 2ch
  15. signal level
  16. THAT 1200 Balaced Receiver IC?
  17. Patch Bay With Buffered Splitter/Channel Inputs Ideas
  18. Can't seem to get OpAmps to work
  19. Yamaha Equalizer 1027 service manual wanted
  20. Yamaha RX-V480 Tuner / FM Bands Wacky
  21. Discrete MOSFET 12db High Pass Filter
  22. ESP Proyect97 PCB
  23. Christmas Project - Audio Analyser
  24. HELP : what wattage for resistor ?
  25. x'over for a sub?
  26. Overlay stereo with mono, without losing stereo?
  27. Hi Level Amp output connect to RCA input
  28. Uneven Hafler 110 output
  29. Preamp-Buffers - simple idea
  30. OPA1612 compared to OPA2228(and a lil question about caps)
  31. How to wire up Audio Matching Transformer?
  32. VU meter arduino project help
  33. 8ch ADC
  34. Passive mixing network -- calculating total loss?
  35. DIY 3 way active crossover: as Christmas Holiday Project
  36. Upgrading the SM Pro AUDIO DI 4V
  37. fully balanced line with THAT 1206 plus 1646
  38. GHOST in 3 band graphic equalizer!! SOS!
  39. Weak bass problem...
  40. Please help me to debug the Lighter Note Attenuator
  41. Yet another remote volume control
  42. Questions about AC coupling and opamp biasing
  43. Request for Guides/Explanation Regarding Audio Mixer Circuits
  44. Preamp mod with a low cut shelf filter
  45. Linn Kairn repair
  46. Filter Bass and treble to the input of a microprocessor
  47. unbalanced to balanced 4 ch kit
  48. I need a super bass tone control
  49. Active Crossover for Open Baffle 2-way
  50. Simplist and tiniest PGA2320 kit out there?
  51. Impedance matching and 30dB drop
  52. Are there many people using BNC out there? or RG6 Quad Shield?
  53. output level of dvd playre?
  54. Suggestions for dual PS
  55. Yet Another IR Remote Volume Controller? No, I want one WITHOUT uC
  56. best balanced volume control solution ?
  57. help with muting relay
  58. Need help: Input selector control for 6 channels
  59. Opamp rollers and fiddlers this is for you.
  60. Good quality active preamp
  61. Convert mini Pre-amp from AC to DC power
  62. Volume control, Evil Mad Scientist style
  63. McIntosh C28 With Bad Transformer
  64. analogue active filter: MFB or Sallen Key?
  65. Help with 6-Bit R-2R Relay Attenuator
  66. Current conveyor as a voltage amplifier
  67. DIY monitor controller modules order…
  68. Active crossover component suggestions?
  69. can a preamp be used directly for headphone?
  70. Sharing a Single Inductor for Multiple Passive LR Filters?
  71. Audio Research LS-3 power transformer
  72. Lil Pre Amp
  73. Preamp OP-AMP...help.
  74. looking to try to split 80hz from an active stereo 3 way
  75. PGA2311 LCD Volume Remote Control+GOLD RCA Jeff Rowland
  76. A new fully analog FM modulated wideband optical transport Open Standard.
  77. wiring schematic for DPDT on-on-on toggle selector
  78. Mods for Denon AVR receiver or pre-amp?
  79. Mods for Denon AVR receiver or pre-amp?
  80. A question of volume control
  81. Cable Questions
  82. Interconnect cable Recommendations
  83. Another simple project I can't do. Using DAC from CDP
  84. Can i make a balanced preamp only using OPA2134 ?
  85. When is the Aikido going to be on sale again? is there a group buy I can get in on?
  86. Swapping potentiometer
  87. What should I be searching for
  88. Signal booster for cd player
  89. Preamp output relay - or other device
  90. Matching my silonex LDR
  91. Ballanced Unballanced what does it mean??
  92. LP/HP crossover for 2.1 DIY preamp?
  93. Biamp EQ-210 as a "Studio" EQ?
  94. Current noise between DC coupled op amps?
  95. Soft Clipper Central Station?
  96. Request active sub xo schematic
  97. Multichannel splitter and gain structure control box
  98. compact stackable relay attenuator - something new
  99. DIY Crossover/Filter: Power Handling
  100. Getting to know the DOODs ...
  101. LED battery indicator
  102. LME49713
  103. Tube preamp kit from ebay - worth my time?
  104. small pre-amp control board design help, I will pay :-)
  105. Value of Stepped Attenuator for Passive Amp.
  106. Differential Line Driver - Impedance Questions
  107. opa 2889 buffer circuit
  108. Help needed with diy outpout switcher relay based
  109. How to make a volume control 50cm from pre-amp?
  110. MAT02 transistors on eBay, are they genuine?
  111. Newb interested in DIY preamp
  112. Help hooking up a car VU meter unit to a home AV reciever
  113. Modular Preamplifier with IC Class A (SAM Electronic Circuits)
  114. Discrete opamp vs regular op amps
  115. Bob Cordell's VinylTrak
  116. NE5532 Tone Control
  117. Muting arrangements for ESP kits: P05B and P09B
  118. Schematics for c3m based preamp
  119. TA 377A preamp
  120. preamp and active filter for class AB amp
  121. Getting a PGA2310 to be silent
  122. SPL EQ Magix studio mic preamp
  123. What's wrong with this typicial preamp circuit?
  124. How Many Line-Level Components?
  125. Need to make a simple balance control
  126. DRV134 and protection diodes
  127. Passive line level 3th order RC XO with no insertion losses?
  128. That 1646 balanced line driver PCB
  129. Help with a PLLXO
  130. LME49990 design note
  131. Cg in THAT 1512
  132. Transistor Preamp Design for ADC
  133. P1 preamplifier
  134. MUSES 72320 electronic volume
  135. DIY 1/2-inch Measurement Microphone
  136. Adcom GTP-450 - Right Channel Fades Out
  137. Passive pre for my AudioSector
  138. Capacitive crosstalk between input/output wiring
  139. Cantilevered-Cascode Buffer (CCB) aka LinuxBuffer
  140. Accelerometer to audiointerface
  141. Home Theater bypass for a tube pre amp - Help!!!
  142. Ultrabass, psychoacoutstic low bass for little speakers
  143. Discrete Opamp test circuits
  144. Inverted Polarity of tube Pre-Amps
  145. Looking For Someone To Build A Vandersteen X-2
  146. Configurable active crossover - Newbie jumping in feet first
  147. Mic Preamp Improvements? (Soundcraft 800B)
  148. electret mic preamp gain
  149. Question about active crossover
  150. Rod Elliott ESP opamp pre's question
  151. Design questions for opamp-based preamp
  152. Preamp with remote using radio not ir
  153. Squeaking Noise with 48V in DAV BG1
  154. I need mini Pre-amp board, please help
  155. IS THIS EARTH LOOP,LEAKING CAPS OR BROKEN LINK?
  156. looking to build a "classic" tube compressor
  157. lm833 single supply
  158. How to protect device from contamination through output
  159. Lundahl LL1545A hookup question...
  160. Inverting rail to rail unity buffer
  161. Subwoofer Controller Kit - Altronics Kit No K5562
  162. Replacement cap for Wima MKP10 0,047UF
  163. Programming of Oxmoor equalizers via PA-422
  164. Help in choosing a potentiometer as a "Passive preamplifier"
  165. Test IC TL074 CN
  166. Relay audio switcher
  167. Analog audio switcher
  168. BSS FDS 340 crossover
  169. Discrete Logic ABX Switch Box
  170. Audio System Controller
  171. the definitive opamp decouplig question
  172. buffer stages performance
  173. Rolling the RANE AC23
  174. Automatic Line level Attenuation Circuit
  175. Check my Opamp Preamp Please
  176. Choosing an active 3-way crossover
  177. Please suggest to me the best affordable LDR preamp kits
  178. Custom Rotary DJ mixer.
  179. Programmer-help for fleabay-remote-kit
  180. Wiring advice for internal pre amp inputs
  181. Discrete Opamp Open Design
  182. microprocessor And control
  183. Latest project.
  184. Remote control won't shut up
  185. Looking to DIY a DI box -10dBv to +4dBu
  186. pre amp suggestions, DIY or Non DIY, Im easy
  187. Musical Fidelity Pre Amp II
  188. Help with DIY passive balanced line level attenuator pads.
  189. RF-blocking???
  190. Jfet Line preamp, to cascode or not.
  191. Mic pre strange high-freq boost (what is broken here?)
  192. New pre amp coming. Change over to 115V help...
  193. XO of Mission 770mk2
  194. Equaliser design for a total n00b
  195. Trying to remote control volume on vintage HK
  196. Passive Pre Chassis and Budget Allocation
  197. Linkwitz Transforms
  198. INA217 is noisy
  199. need sound attenuator
  200. NAIM NAC 42.5 Vintage for my updated NYTECH CPA 602 - 2012
  201. Volume Control Problem
  202. Balanced Signal over 500 Metres!
  203. Single voltage powered Tone Control
  204. PGA2320 and Atmega8 Bascom Source Code Problem
  205. Tone Control Filter
  206. phase linear filters - any good?
  207. Summing (2x) opposite-phase signals with Transformers
  208. A circuit to monitor the analog audio line level
  209. diy Pre-amp question
  210. Critique please: Analogue -> Digital (TOS-LINK)
  211. Circuit Diagram wanted
  212. Xkitz 2-way Active Crossover Kit
  213. Need orientation with tweaking a TASCAM MF-P01
  214. Connecting Multiple op amp inputs from a single op amp output
  215. digital output
  216. Balanced Buffer Needed with a Balanced Volume Control?
  217. $150-200$ Preamp Build?
  218. Balanced tube preamplifier: suggestions?
  219. Adding summed output for sub
  220. Please help me understand this circuit...newbie here
  221. lpf and hpf setting.
  222. After search...need schematic to stereo preamp with only 4 bjt transistors
  223. Help with Zero Field input circuit
  224. The XCEN -- Balanced to Single Ended Converter
  225. Building active cross-overs into multiple power amps?
  226. "Firefly" Unity Gain Buffer
  227. Parasound P/LD 1500 hissing sound in left channel
  228. another studiomaster story
  229. Transformer with 3 secondaries
  230. Need sub woofer controller
  231. Subwoofer controller
  232. APT audio products
  233. how to hook up my preamp for recording??
  234. Class A preamp: please critique my circuit and give me helpful suggestions.
  235. Mixing slope types?
  236. Measuring Line Level Output?
  237. Buss Channel with Noise after wrong soldered bypass Cap.
  238. Volume pot for line level stereo
  239. Studiomaster 16-4
  240. Opinions: Class A Zen Preamplifier eBay Kit
  241. OpAmp based Summing circuit -- Is greater than Unity Gain here a technical problem?
  242. HELP differntial audio
  243. Part needed: Counterpoint SA-1000 tape/source toggle
  244. dc coupled aikido output?
  245. Ipod Stereo to mono summing
  246. DIY preamp component choice
  247. Velleman K8084 Earthing / Grounding
  248. Active Tone Control and preamp. Need help urgent!
  249. Repairing my balanced inputs
  250. Help with preamp build

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