View Full Version : Analog Line Level

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  1. Lcd bargraph
  2. help! Exploding diy remote control volume board!
  3. tilt eq schematic check
  4. AMB LABS A20 Discrete
  5. 10band equalizer
  6. Input selector, automatic
  7. Help making a circuit
  8. Looking for Krell KRC-3 preamp schematics
  9. Long cable query
  10. Newbie. What AM I trying to find/build?
  11. http://www.diyaudio.com/forums/analog-line-level/181105-mezmerize-build.html#post2432
  12. preamp - at the most basic level
  13. LED VU meter using existing bar graph
  14. MOX Active Crossover II Gain Adjustment
  15. Help with a JC2
  16. Hong Kong Fakes
  17. Does the cable impedance matter when making audio level measurements?
  18. rolling of bass before amp
  19. Cheap volume control chip
  20. HQ Preamp - Elector scheme or other suggestion
  21. Three Pair Cable
  22. tube preamp mod for bass bypass to ss power IN?
  23. Adcom GFP-715
  24. DIY line-level interconnects
  25. Measuring impedance of Pot/attenuator
  26. Question about shielded wire...
  27. Subwoofer filter
  28. Mono to Dual Channel convert
  29. Input selector (like Quad)
  30. Germanium transistors for a preamplifier
  31. the hat-trick volume control ;)
  32. Balanced LDR preamp
  33. Multichannel volume control
  34. The design of active crossovers- Douglas Self wants your opinions
  35. newb looking for preamp design and a few questions answered
  36. Voltage Controlled Switch
  37. osufishman stereo line level to mono
  38. Poor TV audio S/N
  39. Need help with mic preamp
  40. Ideas for a simple passive band-stop filter?
  41. Wiring a 10k fader pot?
  42. variable frequency tilt/shelf filter - bad idea?
  43. 47 Laboratory started selling kits
  44. Douglas Self's Active Crossovers book
  45. New Line Pre-Amp taking Shape
  46. Managing multiple inputs & master level...
  47. AR-XA woes...
  48. Help!! LM317T Filament Heater Problem
  49. Fully Balanced Input/Output
  50. mccormack micro phono drive
  51. Differential buffer without feedback?
  52. Does the intrinsic low-end roll-off of a mid driver change the phase error?
  53. Accuphase C-200 Stereo Control Preamp...
  54. DIY 4 Channel Stereo Mixer
  55. preamp
  56. no output on skytec pro 240 amp
  57. pro-ject phonobox se opamp substitution
  58. Trying to find a spectrum analyser...
  59. Transfer LP TO CD
  60. Bi-amp crossover design
  61. active crossover board capabilities - I want your input
  62. DIY BJT buffer design
  63. Another easy to answer question that is above me. XLR vs Ground loop
  64. Crossovers question - car audio
  65. Using a Precision Current Source to drive an LDR attenuator
  66. Crossfeed problem (Jan Meier's design)
  67. Help me understand the "pre" stage levels.
  68. Instrumentation op-amps for audio
  69. Audio Buffer 8 years after
  70. Subwoofer filter with sensing LFE switch
  71. JFET based audio source selector
  72. 5-BAND EQ: Constant Q or conventional topology?
  73. Discrete line amplifier question
  74. How to calculate capacitor values for fully parametric EQ?
  75. DIY stepped attenuator using C7D0423N rotary switch.
  76. Inverting op amp out of phase?
  77. diy dj mixer
  78. Comparison of Light Dependent Resistors
  79. Cab/Mic simulator
  80. Jolida JD9 Upgrade/Mods Clarification.
  81. Rejuvenating an old DM-602.
  82. Eliminating series resistor at line output?
  83. Low-distortion Class-A line/headphone buffer
  84. Open to suggestions!
  85. Stereo bandpass filter
  86. SSM2019 with unbalanced input
  87. Studer A-779 caps?
  88. LM4562 Spice model
  89. Adding balancing transformer to preamp, signal loss
  90. Balance pot not working the way it should
  91. Potentiometer Resistance ???
  92. A better formula for Silonex LDR's
  93. Pre-amp output level question
  94. DC blocking caps ?
  95. Anyone have a good design for a 3-band isolator or EQ?
  96. question about this schematic ?
  97. Yamaha R-5 Receiver
  98. How to mix few balanced output?
  99. Can I Add a Balance Pot?
  100. How to apply right way the pot for balanced output?
  101. Preamp booster ?
  102. polarity with a balanced pllxo filter
  103. Microphone level balanced XLR mixer outputs?
  104. Preamp problem
  105. stereo 6G15 fender reverb with balanced in and out?
  106. behringer cx2310
  107. Need circuit, 6,12,18,24db attenuator
  108. Tube line level?
  109. Calculating gain of loudness control
  110. compressor diy
  111. Resistors valus for shunt stepped attenuator?
  112. QUAD 44 Pooge
  113. ARC LS25 mkII noise level
  114. EML 20A or 30A transformer coupled preamp
  115. X-Altra Mini One
  116. Passive mixer for two CD changers
  117. ARC LS25 mkII tube change
  118. Overvoltage protection
  119. condenser microphone question
  120. Simple preamp with baxandall
  121. Schematic/Service Manual DOD SR-835
  122. How to buffer a sallen-key circuit
  123. Connecting NVA P50 to DC I/P
  124. Multi-Channel Preamp for Stereo Output instruments
  125. Digital attenuator without PIC
  126. High Quality POT Recommendation
  127. Changing filter Arcam Black Box 3
  128. Attenuator for Rod Elliott's Bi-amped projects
  129. Low pass filters for removing ultrasonic noise?
  130. Aircraft Intercom
  131. Fet nine, 10 differences?
  132. Do all OPA2134PA's sound the same?
  133. discrete balanced to unbalanced conveter?
  134. XO3: The 1/2/3-way Active Crossover/filter PCB. Design suggestions welcome!
  135. THAT1512 (INA217) based preamp and input transformer
  136. electronic crossovers which to buy
  137. Probably a simple question, regarding volume control
  138. active crossover advice?
  139. Marantz 7C Kit
  140. Anyone tried this kit?
  141. Microphone Level Mixer
  142. Newbie audio chain question
  143. Need pre-amp with LM358
  144. 3 way sound desk split
  145. Tone Control Question
  146. Help newbie please - Basic data on interconnects
  147. Problem with ultra-graph pro GEQ 3102 - Behringer
  148. CS3310 remote volume and source select
  149. passive treble attenuation
  150. Are tube preamps always grounded now?
  151. Hello need help...
  152. Modify MTX crossover ? ?
  153. Replace / remove couple capacitors in Teufel decoderstation 3
  154. Phono Switching Unit
  155. AD797 in preamp: need help
  156. My Preamp Project: Arduino, I2C, relay selector+attenuator, tube stage
  157. NEEDED diy low cut filter
  158. subwoofer management system
  159. Help Please for simple active Xover project
  160. More about LDR attenuators
  161. Low noise transistors for electret mic
  162. balanced line level baffle step circuit
  163. 12 dB enough for subwoofer lowpass filter?
  164. bi-amping, passive, active or analog crossover?
  165. Ashly SC-40 Input Noisy
  166. pre amp balance
  167. Buffer pre-amp
  168. Preamp Build
  169. BCY89 Dual Transistor
  170. Polystyrene Caps For Filters
  171. Stereo to Mono Converter
  172. Remote control help - Philips RC5 compat with 7805?
  173. gain block pcb's
  174. Passive preamp done right
  175. BUF634P - pinout
  176. Need help merging circuits
  177. Salas hotrodded blue DCB1 build
  178. DIY One fader mixer with Filter Low Pass, Hi Pass, Notch Pass Filter PGM
  179. I bought a little mixer today - Velleman Promix 50S
  180. need hints for narrow band pass filter
  181. Newbie trying to layout a crossover (Overnight Sensations)
  182. trigger output on preamp
  183. BorbelyAudio Closing
  184. SoundCraftsmen Manual/Schematic needed!!!!
  185. Audio Research LS 1 schematic
  186. "A Continuous-Time Active Filter", AudioXpress Magazine, Aug 2010
  187. First tube mic preamp?
  188. Noise while switching selector switch
  189. Need Assisted Listening circuit for hard of hearing
  190. How to check the behaviour of my PLLXO (passive filter)
  191. How to change crossover freq in Naim Naxo
  192. cap coupled output combined with cap coupled input?
  193. Bass Tone Control
  194. Denon 4306 pre-out modding
  195. Active balanced line output
  196. Okay to leave phono stage powered all the time?
  197. OEM Boards?
  198. A precision LED/LDR-based Attenuator
  199. signal splitter buffer
  200. Chassis Ground question (provided schematic)
  201. Dual 5534 vs. single 5532 to drive balanced line output
  202. buffer/pre ideas for PSU up to 13V DC and 1A
  203. high quality bass treble circuit for any amp.
  204. Why is this switch clicking/poping HELP please
  205. 6 channel pre amp?
  206. Harmon Kardon Citation Seventeen Repair
  207. dialectics and shield of an umbilical cord?
  208. Nuts Audio preamp/volume kit
  209. Equalizer as preamp
  210. Crossover problems???
  211. Audionics BT-2
  212. 185 ohms cable for speakers
  213. kicker 03kx3 crossover
  214. Dispre2 jfet - listening impressions
  215. The "Make Before Break" connection for audio interconnects (MBB configuration)
  216. An ultra Low Shunt Capacitance way for audio interconnections (LSC configuration)
  217. Hafler Iris preamp repair
  218. Connect Microphone to Phono
  219. JFET Active Crossover
  220. Lighternote attenuator
  221. Phono pre kit, Problem with DC in one channel
  222. Di-fet sub for J-fet?
  223. purist preamp
  224. Which preamp?
  225. Pot position in circuit?
  226. Pre-amp: INA217 reference implementation
  227. Volume / Source selector - open source project ?
  228. volume remote control module with PGA 2311
  229. op amp and cap questions
  230. Need to quiet down old mixer w/LM301s
  231. Do I need capacitors?
  232. OK to Sub 100k Pot For 150K?
  233. Why is this mic eq more cuting than boosting? help
  234. dual opamp BA4558
  235. Balanced/unbal ip/attenuator /Bal out pre
  236. Balanced Shunt Attenuator 10K
  237. Basic Mixer Design: need input
  238. Anthem Pre 2L: Potentiometer
  239. IR2110 Query
  240. Preamp building idea
  241. Ultimate Active Low Pass Filter
  242. Simple stereo gain stage
  243. Jadis JP-80MC power supply
  244. Mic, Line, EQ... Preamps
  245. Looking to build a phono stage
  246. Preamplifier Dispre 2 - JFET
  247. Active Crossover Using transistors.
  248. Op amp upgrade
  249. Phono Preamp Problem.
  250. Slight Hum From IC

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