View Full Version : Analog Line Level

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  1. THAT DRIVER preamp power supply
  2. source of audio signal relays
  3. Hum when pot is in center position
  4. single supply Linkwitz Riley 3 way crossover
  5. Doug Self Preamp from Linear Audio #5
  6. Cary SLP70 Preamp Schematic / Info Anyone?
  7. DIY 2.1 Channel Stereo Pre-Amp Question
  8. Signal FET
  9. My active xover for biamp schematic
  10. Why 2.1Vrms?
  11. Looking for Opamp numbers...
  12. PRE-Amplifier Grounding Question
  13. slowest opamp
  14. Sallen-Key Active Crossover - Is amplifier input impedance a factor?
  15. Which is low noise preamp?
  16. Dyna PAS-3 ...Repair?
  17. Kuartlotron Preamp Implementation, SMD Heavy.
  18. Aline Audio pre-amp board
  19. pga2310 PCB input and output buffer
  20. How to add dB curves
  21. My B1 Buffer Build
  22. 2sk170 GR or BL?
  23. bipolar op amp supplies
  24. BPPBP - Bruno Putzey's Purist Balanced Preamp (well a balanced volume control really)
  25. Grounding Rca's ?
  26. The Kuartlotron - All in one layout conception
  27. Is it okay to split the output signal in a passive preamp?
  28. Polarity dependant EQing?
  29. Transistor mic preamp
  30. Use an active analog crossover or a DSP?
  31. Kenwood ka7300 power in input resistance?
  32. OP Amp basics, need help...
  33. PGA2311 PCB
  34. LT1567 for ES9018K2M SE conversion?
  35. Shunt Potentiometer Calculator Excel-sheet
  36. Volume divider with summed subwoofer out?
  37. Preamp kit suitable for meridian 205 mono blocks
  38. A high-pass PLLX to feed active 'satellite' speakers?
  39. Example of op amp oscillation with pics...
  40. Arduino based LDR volume and source selection controller
  41. DBX noise reduction for tape recorder
  42. Nested opamp circuit... does it really works
  43. audio splitter with tl074 to sub
  44. Home Theater Passive-AVC? TVC?
  45. Aikido dual mono octal
  46. The Wire Balanced Phono Preamp
  47. How to design a passive pre: TDA1543 I/V driving bi-amp Gainclones
  48. Tube preamp?
  49. Custom Preamp for 3.1 Channels with Bypass Switch
  50. Ladder stepped attenuator downsides please
  51. Reel to reel (tape) preamplifier
  52. Hafler DH-110 problem
  53. Line level buffer: discrete or ICs based?
  54. V72 siemens klangfilm
  55. noisy pre amp, audio transformer noisy?
  56. What's up with these messed up square waves?
  57. Remote-controlled tube preamp
  58. Technical advice needed
  59. Marantz HDAM SA 2 buffer vs B1 buffer
  60. Audio limiter
  61. Parasound Halo JC 2 Circuit.
  62. low pass filter active adjustable
  63. Can anyone help me diagnose my IRIS problem?
  64. McIntosh Preamp pre c34 remote? thru loop?
  65. McIntosh C2300 modification
  66. Cx-1000 needs bass
  67. REQ pream mic/instrumen for recording
  68. Stereo to Mono with Dual Voltage Transformer
  69. Looking to create a PEQ. Cant begin.
  70. analog vs digital controled potentiometers
  71. preamp buffer tl074
  72. Annoyingly new at crossovers, can someone help with some fairly easy question?
  73. External compensation capacitor value for NE5534 op amp...
  74. PGA2311 kit issue
  75. INA217 mic preamp for computer
  76. Converting JBL 5600-2B mixer for direct outs
  77. Sherbourn 7020
  78. A Targeted Preamp for Unbalancing and Phantom Powering
  79. Volume control - can someone explain for me please?
  80. Analog audio effects and synths
  81. android arduino digital pot
  82. Parasound hca-1000a preamp needed?
  83. Grounding Issue DAC Preamp
  84. Pre-amp - output caps swap
  85. An honest opinion over this dyn. mic. preamp Please
  86. Upcoming Volume/Selector w/Ground Isolation
  87. Failure or not?
  88. Trouble driving line level with That 1512/1646 combo
  89. V-Cap OIMP Who was listening ?
  90. TDA 1524 tone control
  91. Art project needs help! Line-level splitting...
  92. Warm Audio EQP-WA Tube Equaliser
  93. TKD 2P-2511S - 21 steps replacement AN Kit One
  94. Adding a DAC to tube mixer
  95. Need advice choosing a pre-out voltage booster, mixer, etc.
  96. Opamp input buffer choices
  97. diy custom remote for my preamp
  98. Stereo to Mono Converter
  99. Tone control TL074
  100. VU meter indicator signal levels
  101. How to Null the output of a diff amp please?
  102. Passive Preamp: Arduino based, remote control, Relay R2R, input selection
  103. Great American Sound MM Phono
  104. Modded Kawai mixer
  105. XLR to RCA adapter causes gross amounts of distortion...
  106. Hypex UcD400 OEM unbuffered input?
  107. Great American Sound Head Amp
  108. My active crossover filter project.
  109. Vicol Audio R2R Volume controller Builds
  110. Looking for tone Control using 4558 opamp
  111. Audiolab 8000C - modify or start again?
  112. Pre-amp mods - new opamp caps position?
  113. 3rdOrderAllpass_HowTo: calculate delay
  114. Help with Jung AD744/811 PCB Layout
  115. determine element value for the pre-amp package I am working on
  116. need help with car ampifier preamp section
  117. Thoughts on reduction of 2nd order harmonic distortion
  118. HK citation 17- new output relay switch
  119. Not Equal Slope of Active Crossover at Same Cut Of Frequency
  120. Soundcard buffer critique, please?
  121. A little advice regarding boosted op amp
  122. preamp/buffer for TA2020/2024
  123. Building a decent input switcher
  124. crossover: series vs paraller effect on load impedance
  125. "NOOB" needs help with tube preamp build
  126. SSL xlogic alpha vhd pre phantom problem
  127. "All at once" IC Phono Stage circuit
  128. Phono stage on ebay EAR834
  129. AK phonostage
  130. INA217 preamp OPA question
  131. PGA 2310 kit
  132. FM Reception Trouble
  133. Help with older Claricon mixer
  134. Single-supply buffer help
  135. minimum preamp output impedance
  136. MXL V69 doesn't work
  137. speaker setup xo help
  138. LCDuino (arduino) R2R relay preamp
  139. My PGA2310 Box
  140. Recommend a Tube buffer for use in product
  141. Spice transistor parameters?
  142. Pre-amp for electret mic capsule->PC input
  143. Good audio with LDR's
  144. Balanced Preamp for bi-amping
  145. dynamic mic to electret input, with splitter
  146. 'slow down' ad797
  147. Linear DAC power supply
  148. VC23 PGAVOL using PGA2310
  149. Help needed designing signal switching circuit
  150. VU Meter XXL with LED Stripe
  151. DC offset from the line level stage.
  152. Anyone have information about Da Vinci Transformer Passive Preamp?
  153. Preamp needed?
  154. DAC to AMP clipping vs noise
  155. Input Select \ Fader IC
  156. Noisy trough
  157. Matching Pre & Power amp.
  158. mic mixer with echo/delay feature connection
  159. http://www.ebay.com/itm/NE5532-volume-control-board-10-times-pre-amp-ASSEMBLED
  160. Phase Inversion
  161. One pair of coupling caps on the input of my XO?
  162. Paralleling transistors for noise
  163. Op Amp rolling OPA627 unstable.
  164. Pitchfork pre-amplifier
  165. 34mm Large Mylar Capsule Diaphragm mic project
  166. XLR to RCA cable wiring
  167. Crown SL-2 Project
  168. Behringer CX2300 replace caps (values change)
  169. Potentiometer wattage
  170. Quick Question about "Grounds".
  171. Mic Preamp which should I make ?
  172. Summing Audio - is it really THAT easy? featuring: MIDIman
  173. 6 channel mini mixer
  174. McIntosh C504
  175. Cambridge 640
  176. Commercial crossover or DIY?
  177. MAX9632???
  178. please help me to calculate/guess Vrms input?
  179. Before you mock me....
  180. New Dual Mono Super BA-3
  181. Two balanced line receivers (switched) at one balanced input
  182. Walt Jung circuit
  183. Unbalancer - user experience
  184. Help, I need to build a signal pad, I want it to be perfect, looking for advice.
  185. Amp Selector Switch - multiple amps, rotary switch
  186. Open Source Remote Control
  187. Another B1 buffer PCB design question
  188. Quad, DIP op amp selection
  189. Input selector provokes oscillation
  190. Aikido Tube buffer stage cathode follower
  191. Doing an analog linear phase crossover
  192. L-C-R RIAA, replacing the L with a gyrator?
  193. LR4 SMD filter project
  194. Linn Kairn schematic?
  195. Volume control for Modulus86
  196. EMU 1616m preamp squealing
  197. Phono stage recommendation
  198. Capacitor on "ground" interconnection to block "ground" DC voltage
  199. tda7052 as volume controll/preamp ?
  200. Help to build a Passive Balanced Preamplifier (Volume control)
  201. Optimal Volume Pot Resistance Question.
  202. How to reduce a preamp output voltage?
  203. Radio Tuner Phono Switcher Box
  204. Linkwitz-Riley 24 dB/Octave pcb
  205. Low pass filter circuit design
  206. Preamp input diagnosis
  207. Modifying a Class A preamplifier design for more gain
  208. PRO 2 or 3 way 4th order crossover.
  209. Those tiresome RCA/chinch
  210. Simple mic preamp
  211. Power supply dilemma for 8-channel mic pre
  212. NAD 1020 replace potentiometers tones!!
  213. Mic cable as single ended interconnects
  214. Layman's question for the pros
  215. Active volume control with balanced output using 2 op-amps
  216. Great American Sound Thalia 1 Service Info
  217. Too much signal voltage...
  218. Impedance matching - Source / Attenuator / Amp
  219. DIY Sine Wave Oscillator Trouble
  220. What is the maximum gain for 1 op amp stage?
  221. What is the consequence of this wiring scheme? (With tangential "extra trace"?)
  222. preamp relay driver needed
  223. Buffer output for PCM1794A
  224. Lemonstre at linelevel
  225. Large band para eq - optimisations and smd pcb ?
  226. Passive line level crossover, different impedance amps
  227. TI Active volume control board...tipd136
  228. carlos Jfet pre voltage questions
  229. Looking for basic source mixer for home system
  230. Help needed for calaculate cutoff frequency ?
  231. Critique this noninverting opamp buffer/amplifier please? Almost time to build...
  232. the "JB" 3-stage Phono Preamp
  233. Preamp does not mute.
  234. 9 Pin1/4" inputjack for Soho tube Preamp
  235. Great American Sound Thaila 2 Setup Procedure
  236. Need a simple pre-amp, quick!
  237. Adding a (variable) gain boost to this non-inverting opamp buffer circuit?
  238. Klotz IC cables - opinions on specific types
  239. Matching I/O Impedance - How to?
  240. Equalizer and tone control circuit used in Dj mixer
  241. High performance subwoofer filter circuit(low pass) to your audio amp
  242. Unity gain opamp circuit
  243. Looking for a Cheap, simple Opamp gain stage
  244. Phantom Powered Stereo DI
  245. Why so difficult; It's just a switch
  246. Buzzing passive pre-amp
  247. do i need a preamp for a passive mixer?
  248. Wire gauge for amplifier's signal level input.
  249. CD Line out - PC sound
  250. Phono pre with Jfet and then ad815 at the second stage..

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