View Full Version : Analog Line Level

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  1. PGA2311 PCB
  2. LT1567 for ES9018K2M SE conversion?
  3. Shunt Potentiometer Calculator Excel-sheet
  4. Volume divider with summed subwoofer out?
  5. Preamp kit suitable for meridian 205 mono blocks
  6. A high-pass PLLX to feed active 'satellite' speakers?
  7. Example of op amp oscillation with pics...
  8. Arduino based LDR volume and source selection controller
  9. DBX noise reduction for tape recorder
  10. Nested opamp circuit... does it really works
  11. audio splitter with tl074 to sub
  12. Home Theater Passive-AVC? TVC?
  13. Aikido dual mono octal
  14. The Wire Balanced Phono Preamp
  15. How to design a passive pre: TDA1543 I/V driving bi-amp Gainclones
  16. Tube preamp?
  17. Custom Preamp for 3.1 Channels with Bypass Switch
  18. Ladder stepped attenuator downsides please
  19. Reel to reel (tape) preamplifier
  20. Hafler DH-110 problem
  21. Line level buffer: discrete or ICs based?
  22. V72 siemens klangfilm
  23. noisy pre amp, audio transformer noisy?
  24. What's up with these messed up square waves?
  25. Remote-controlled tube preamp
  26. Technical advice needed
  27. Marantz HDAM SA 2 buffer vs B1 buffer
  28. Audio limiter
  29. Parasound Halo JC 2 Circuit.
  30. low pass filter active adjustable
  31. Can anyone help me diagnose my IRIS problem?
  32. McIntosh Preamp pre c34 remote? thru loop?
  33. McIntosh C2300 modification
  34. Cx-1000 needs bass
  35. REQ pream mic/instrumen for recording
  36. Stereo to Mono with Dual Voltage Transformer
  37. Looking to create a PEQ. Cant begin.
  38. analog vs digital controled potentiometers
  39. preamp buffer tl074
  40. Annoyingly new at crossovers, can someone help with some fairly easy question?
  41. External compensation capacitor value for NE5534 op amp...
  42. PGA2311 kit issue
  43. INA217 mic preamp for computer
  44. Converting JBL 5600-2B mixer for direct outs
  45. Sherbourn 7020
  46. A Targeted Preamp for Unbalancing and Phantom Powering
  47. Volume control - can someone explain for me please?
  48. Analog audio effects and synths
  49. android arduino digital pot
  50. Parasound hca-1000a preamp needed?
  51. Grounding Issue DAC Preamp
  52. Pre-amp - output caps swap
  53. An honest opinion over this dyn. mic. preamp Please
  54. Upcoming Volume/Selector w/Ground Isolation
  55. Failure or not?
  56. Trouble driving line level with That 1512/1646 combo
  57. V-Cap OIMP Who was listening ?
  58. TDA 1524 tone control
  59. Art project needs help! Line-level splitting...
  60. Warm Audio EQP-WA Tube Equaliser
  61. TKD 2P-2511S - 21 steps replacement AN Kit One
  62. Adding a DAC to tube mixer
  63. Need advice choosing a pre-out voltage booster, mixer, etc.
  64. Opamp input buffer choices
  65. diy custom remote for my preamp
  66. Stereo to Mono Converter
  67. Tone control TL074
  68. VU meter indicator signal levels
  69. How to Null the output of a diff amp please?
  70. Passive Preamp: Arduino based, remote control, Relay R2R, input selection
  71. Great American Sound MM Phono
  72. Modded Kawai mixer
  73. XLR to RCA adapter causes gross amounts of distortion...
  74. Hypex UcD400 OEM unbuffered input?
  75. Great American Sound Head Amp
  76. My active crossover filter project.
  77. Vicol Audio R2R Volume controller Builds
  78. Looking for tone Control using 4558 opamp
  79. Audiolab 8000C - modify or start again?
  80. Pre-amp mods - new opamp caps position?
  81. 3rdOrderAllpass_HowTo: calculate delay
  82. Help with Jung AD744/811 PCB Layout
  83. determine element value for the pre-amp package I am working on
  84. need help with car ampifier preamp section
  85. Thoughts on reduction of 2nd order harmonic distortion
  86. HK citation 17- new output relay switch
  87. Not Equal Slope of Active Crossover at Same Cut Of Frequency
  88. Soundcard buffer critique, please?
  89. A little advice regarding boosted op amp
  90. preamp/buffer for TA2020/2024
  91. Building a decent input switcher
  92. crossover: series vs paraller effect on load impedance
  93. "NOOB" needs help with tube preamp build
  94. SSL xlogic alpha vhd pre phantom problem
  95. "All at once" IC Phono Stage circuit
  96. Phono stage on ebay EAR834
  97. AK phonostage
  98. INA217 preamp OPA question
  99. PGA 2310 kit
  100. FM Reception Trouble
  101. Help with older Claricon mixer
  102. Single-supply buffer help
  103. minimum preamp output impedance
  104. MXL V69 doesn't work
  105. speaker setup xo help
  106. LCDuino (arduino) R2R relay preamp
  107. My PGA2310 Box
  108. Recommend a Tube buffer for use in product
  109. Spice transistor parameters?
  110. Pre-amp for electret mic capsule->PC input
  111. Good audio with LDR's
  112. Balanced Preamp for bi-amping
  113. dynamic mic to electret input, with splitter
  114. 'slow down' ad797
  115. Linear DAC power supply
  116. VC23 PGAVOL using PGA2310
  117. Help needed designing signal switching circuit
  118. VU Meter XXL with LED Stripe
  119. DC offset from the line level stage.
  120. Anyone have information about Da Vinci Transformer Passive Preamp?
  121. Preamp needed?
  122. DAC to AMP clipping vs noise
  123. Input Select \ Fader IC
  124. Noisy trough
  125. Matching Pre & Power amp.
  126. mic mixer with echo/delay feature connection
  127. http://www.ebay.com/itm/NE5532-volume-control-board-10-times-pre-amp-ASSEMBLED
  128. Phase Inversion
  129. One pair of coupling caps on the input of my XO?
  130. Paralleling transistors for noise
  131. Op Amp rolling OPA627 unstable.
  132. Pitchfork pre-amplifier
  133. 34mm Large Mylar Capsule Diaphragm mic project
  134. XLR to RCA cable wiring
  135. Crown SL-2 Project
  136. Behringer CX2300 replace caps (values change)
  137. Potentiometer wattage
  138. Quick Question about "Grounds".
  139. Mic Preamp which should I make ?
  140. Summing Audio - is it really THAT easy? featuring: MIDIman
  141. 6 channel mini mixer
  142. McIntosh C504
  143. Cambridge 640
  144. Commercial crossover or DIY?
  145. MAX9632???
  146. please help me to calculate/guess Vrms input?
  147. Before you mock me....
  148. New Dual Mono Super BA-3
  149. Two balanced line receivers (switched) at one balanced input
  150. Walt Jung circuit
  151. Unbalancer - user experience
  152. Help, I need to build a signal pad, I want it to be perfect, looking for advice.
  153. Amp Selector Switch - multiple amps, rotary switch
  154. Open Source Remote Control
  155. Another B1 buffer PCB design question
  156. Quad, DIP op amp selection
  157. Input selector provokes oscillation
  158. Aikido Tube buffer stage cathode follower
  159. Doing an analog linear phase crossover
  160. L-C-R RIAA, replacing the L with a gyrator?
  161. LR4 SMD filter project
  162. Linn Kairn schematic?
  163. Volume control for Modulus86
  164. EMU 1616m preamp squealing
  165. Phono stage recommendation
  166. Capacitor on "ground" interconnection to block "ground" DC voltage
  167. tda7052 as volume controll/preamp ?
  168. Help to build a Passive Balanced Preamplifier (Volume control)
  169. Optimal Volume Pot Resistance Question.
  170. How to reduce a preamp output voltage?
  171. Radio Tuner Phono Switcher Box
  172. Linkwitz-Riley 24 dB/Octave pcb
  173. Low pass filter circuit design
  174. Preamp input diagnosis
  175. Modifying a Class A preamplifier design for more gain
  176. PRO 2 or 3 way 4th order crossover.
  177. Those tiresome RCA/chinch
  178. Simple mic preamp
  179. Power supply dilemma for 8-channel mic pre
  180. NAD 1020 replace potentiometers tones!!
  181. Mic cable as single ended interconnects
  182. Layman's question for the pros
  183. Active volume control with balanced output using 2 op-amps
  184. Great American Sound Thalia 1 Service Info
  185. Too much signal voltage...
  186. Impedance matching - Source / Attenuator / Amp
  187. DIY Sine Wave Oscillator Trouble
  188. What is the maximum gain for 1 op amp stage?
  189. What is the consequence of this wiring scheme? (With tangential "extra trace"?)
  190. preamp relay driver needed
  191. Buffer output for PCM1794A
  192. Lemonstre at linelevel
  193. Large band para eq - optimisations and smd pcb ?
  194. Passive line level crossover, different impedance amps
  195. TI Active volume control board...tipd136
  196. carlos Jfet pre voltage questions
  197. Looking for basic source mixer for home system
  198. Help needed for calaculate cutoff frequency ?
  199. Critique this noninverting opamp buffer/amplifier please? Almost time to build...
  200. the "JB" 3-stage Phono Preamp
  201. Preamp does not mute.
  202. 9 Pin1/4" inputjack for Soho tube Preamp
  203. Great American Sound Thaila 2 Setup Procedure
  204. Need a simple pre-amp, quick!
  205. Adding a (variable) gain boost to this non-inverting opamp buffer circuit?
  206. Klotz IC cables - opinions on specific types
  207. Matching I/O Impedance - How to?
  208. Equalizer and tone control circuit used in Dj mixer
  209. High performance subwoofer filter circuit(low pass) to your audio amp
  210. Unity gain opamp circuit
  211. Looking for a Cheap, simple Opamp gain stage
  212. Phantom Powered Stereo DI
  213. Why so difficult; It's just a switch
  214. Buzzing passive pre-amp
  215. do i need a preamp for a passive mixer?
  216. Wire gauge for amplifier's signal level input.
  217. CD Line out - PC sound
  218. Phono pre with Jfet and then ad815 at the second stage..
  219. Replacement for Monacor's RCA Connector T-724G wanted
  220. synare clone kit
  221. Full-Analog Arduino(or embedded)-CTRL 2wayCrossover
  222. Line Level Transformer Impedance
  223. Need help with schematics
  224. Luminous Axiom Passive Pre with 2 Outputs - Dumb Question
  225. how to remote control a rotary switch
  226. NE5532 preamp questions
  227. Using O2 as preamp
  228. 0.005% Distortion Tone Control Preamp, NJW1119A Chipset
  229. Low pass filter for subwoofer.
  230. Getting 10-15 dB gain from an opamp buffer circuit?
  231. Simple Volume Knob&Limiter?
  232. Phono card as standalone unit
  233. Passive Preamp schematic for multiple inputs and 2 outputs - help?
  234. 3-way input audio input switching board (ebay)
  235. mixer line in gain control
  236. Single ended Baxandall control - offset on pots
  237. HK825 replace Balance Pot
  238. Simple attenuation needed
  239. Looking for circuit improvement advice(Precision Fidelity C8)
  240. pre-amp with 2 stages adjustable gain
  241. portable discrete mic preamp
  242. Preventing source selector 'thump' using transformer?
  243. Bass loss after static shock - HELP
  244. First post
  245. R-2R attenuator PCB layout question
  246. Using 2SK170/J74BL in Ebay JC-2 "Clone"
  247. Is this signal path correct?
  248. Op amp band pass filter connection problems
  249. lpf calculator
  250. impedance matching question

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