View Full Version : Analog Line Level

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  1. Polarity dependant EQing?
  2. Transistor mic preamp
  3. Use an active analog crossover or a DSP?
  4. Kenwood ka7300 power in input resistance?
  5. OP Amp basics, need help...
  6. PGA2311 PCB
  7. LT1567 for ES9018K2M SE conversion?
  8. Shunt Potentiometer Calculator Excel-sheet
  9. Volume divider with summed subwoofer out?
  10. Preamp kit suitable for meridian 205 mono blocks
  11. A high-pass PLLX to feed active 'satellite' speakers?
  12. Example of op amp oscillation with pics...
  13. Arduino based LDR volume and source selection controller
  14. DBX noise reduction for tape recorder
  15. Nested opamp circuit... does it really works
  16. audio splitter with tl074 to sub
  17. Home Theater Passive-AVC? TVC?
  18. Aikido dual mono octal
  19. The Wire Balanced Phono Preamp
  20. How to design a passive pre: TDA1543 I/V driving bi-amp Gainclones
  21. Tube preamp?
  22. Custom Preamp for 3.1 Channels with Bypass Switch
  23. Ladder stepped attenuator downsides please
  24. Reel to reel (tape) preamplifier
  25. Hafler DH-110 problem
  26. Line level buffer: discrete or ICs based?
  27. V72 siemens klangfilm
  28. noisy pre amp, audio transformer noisy?
  29. What's up with these messed up square waves?
  30. Remote-controlled tube preamp
  31. Technical advice needed
  32. Marantz HDAM SA 2 buffer vs B1 buffer
  33. Audio limiter
  34. Parasound Halo JC 2 Circuit.
  35. low pass filter active adjustable
  36. Can anyone help me diagnose my IRIS problem?
  37. McIntosh Preamp pre c34 remote? thru loop?
  38. McIntosh C2300 modification
  39. Cx-1000 needs bass
  40. REQ pream mic/instrumen for recording
  41. Stereo to Mono with Dual Voltage Transformer
  42. Looking to create a PEQ. Cant begin.
  43. analog vs digital controled potentiometers
  44. preamp buffer tl074
  45. Annoyingly new at crossovers, can someone help with some fairly easy question?
  46. External compensation capacitor value for NE5534 op amp...
  47. PGA2311 kit issue
  48. INA217 mic preamp for computer
  49. Converting JBL 5600-2B mixer for direct outs
  50. Sherbourn 7020
  51. A Targeted Preamp for Unbalancing and Phantom Powering
  52. Volume control - can someone explain for me please?
  53. Analog audio effects and synths
  54. android arduino digital pot
  55. Parasound hca-1000a preamp needed?
  56. Grounding Issue DAC Preamp
  57. Pre-amp - output caps swap
  58. An honest opinion over this dyn. mic. preamp Please
  59. Upcoming Volume/Selector w/Ground Isolation
  60. Failure or not?
  61. Trouble driving line level with That 1512/1646 combo
  62. V-Cap OIMP Who was listening ?
  63. TDA 1524 tone control
  64. Art project needs help! Line-level splitting...
  65. Warm Audio EQP-WA Tube Equaliser
  66. TKD 2P-2511S - 21 steps replacement AN Kit One
  67. Adding a DAC to tube mixer
  68. Need advice choosing a pre-out voltage booster, mixer, etc.
  69. Opamp input buffer choices
  70. diy custom remote for my preamp
  71. Stereo to Mono Converter
  72. Tone control TL074
  73. VU meter indicator signal levels
  74. How to Null the output of a diff amp please?
  75. Passive Preamp: Arduino based, remote control, Relay R2R, input selection
  76. Great American Sound MM Phono
  77. Modded Kawai mixer
  78. XLR to RCA adapter causes gross amounts of distortion...
  79. Hypex UcD400 OEM unbuffered input?
  80. Great American Sound Head Amp
  81. My active crossover filter project.
  82. Vicol Audio R2R Volume controller Builds
  83. Looking for tone Control using 4558 opamp
  84. Audiolab 8000C - modify or start again?
  85. Pre-amp mods - new opamp caps position?
  86. 3rdOrderAllpass_HowTo: calculate delay
  87. Help with Jung AD744/811 PCB Layout
  88. determine element value for the pre-amp package I am working on
  89. need help with car ampifier preamp section
  90. Thoughts on reduction of 2nd order harmonic distortion
  91. HK citation 17- new output relay switch
  92. Not Equal Slope of Active Crossover at Same Cut Of Frequency
  93. Soundcard buffer critique, please?
  94. A little advice regarding boosted op amp
  95. preamp/buffer for TA2020/2024
  96. Building a decent input switcher
  97. crossover: series vs paraller effect on load impedance
  98. "NOOB" needs help with tube preamp build
  99. SSL xlogic alpha vhd pre phantom problem
  100. "All at once" IC Phono Stage circuit
  101. Phono stage on ebay EAR834
  102. AK phonostage
  103. INA217 preamp OPA question
  104. PGA 2310 kit
  105. FM Reception Trouble
  106. Help with older Claricon mixer
  107. Single-supply buffer help
  108. minimum preamp output impedance
  109. MXL V69 doesn't work
  110. speaker setup xo help
  111. LCDuino (arduino) R2R relay preamp
  112. My PGA2310 Box
  113. Recommend a Tube buffer for use in product
  114. Spice transistor parameters?
  115. Pre-amp for electret mic capsule->PC input
  116. Good audio with LDR's
  117. Balanced Preamp for bi-amping
  118. dynamic mic to electret input, with splitter
  119. 'slow down' ad797
  120. Linear DAC power supply
  121. VC23 PGAVOL using PGA2310
  122. Help needed designing signal switching circuit
  123. VU Meter XXL with LED Stripe
  124. DC offset from the line level stage.
  125. Anyone have information about Da Vinci Transformer Passive Preamp?
  126. Preamp needed?
  127. DAC to AMP clipping vs noise
  128. Input Select \ Fader IC
  129. Noisy trough
  130. Matching Pre & Power amp.
  131. mic mixer with echo/delay feature connection
  132. http://www.ebay.com/itm/NE5532-volume-control-board-10-times-pre-amp-ASSEMBLED
  133. Phase Inversion
  134. One pair of coupling caps on the input of my XO?
  135. Paralleling transistors for noise
  136. Op Amp rolling OPA627 unstable.
  137. Pitchfork pre-amplifier
  138. 34mm Large Mylar Capsule Diaphragm mic project
  139. XLR to RCA cable wiring
  140. Crown SL-2 Project
  141. Behringer CX2300 replace caps (values change)
  142. Potentiometer wattage
  143. Quick Question about "Grounds".
  144. Mic Preamp which should I make ?
  145. Summing Audio - is it really THAT easy? featuring: MIDIman
  146. 6 channel mini mixer
  147. McIntosh C504
  148. Cambridge 640
  149. Commercial crossover or DIY?
  150. MAX9632???
  151. please help me to calculate/guess Vrms input?
  152. Before you mock me....
  153. New Dual Mono Super BA-3
  154. Two balanced line receivers (switched) at one balanced input
  155. Walt Jung circuit
  156. Unbalancer - user experience
  157. Help, I need to build a signal pad, I want it to be perfect, looking for advice.
  158. Amp Selector Switch - multiple amps, rotary switch
  159. Open Source Remote Control
  160. Another B1 buffer PCB design question
  161. Quad, DIP op amp selection
  162. Input selector provokes oscillation
  163. Aikido Tube buffer stage cathode follower
  164. Doing an analog linear phase crossover
  165. L-C-R RIAA, replacing the L with a gyrator?
  166. LR4 SMD filter project
  167. Linn Kairn schematic?
  168. Volume control for Modulus86
  169. EMU 1616m preamp squealing
  170. Phono stage recommendation
  171. Capacitor on "ground" interconnection to block "ground" DC voltage
  172. tda7052 as volume controll/preamp ?
  173. Help to build a Passive Balanced Preamplifier (Volume control)
  174. Optimal Volume Pot Resistance Question.
  175. How to reduce a preamp output voltage?
  176. Radio Tuner Phono Switcher Box
  177. Linkwitz-Riley 24 dB/Octave pcb
  178. Low pass filter circuit design
  179. Preamp input diagnosis
  180. Modifying a Class A preamplifier design for more gain
  181. PRO 2 or 3 way 4th order crossover.
  182. Those tiresome RCA/chinch
  183. Simple mic preamp
  184. Power supply dilemma for 8-channel mic pre
  185. NAD 1020 replace potentiometers tones!!
  186. Mic cable as single ended interconnects
  187. Layman's question for the pros
  188. Active volume control with balanced output using 2 op-amps
  189. Great American Sound Thalia 1 Service Info
  190. Too much signal voltage...
  191. Impedance matching - Source / Attenuator / Amp
  192. DIY Sine Wave Oscillator Trouble
  193. What is the maximum gain for 1 op amp stage?
  194. What is the consequence of this wiring scheme? (With tangential "extra trace"?)
  195. preamp relay driver needed
  196. Buffer output for PCM1794A
  197. Lemonstre at linelevel
  198. Large band para eq - optimisations and smd pcb ?
  199. Passive line level crossover, different impedance amps
  200. TI Active volume control board...tipd136
  201. carlos Jfet pre voltage questions
  202. Looking for basic source mixer for home system
  203. Help needed for calaculate cutoff frequency ?
  204. Critique this noninverting opamp buffer/amplifier please? Almost time to build...
  205. the "JB" 3-stage Phono Preamp
  206. Preamp does not mute.
  207. 9 Pin1/4" inputjack for Soho tube Preamp
  208. Great American Sound Thaila 2 Setup Procedure
  209. Need a simple pre-amp, quick!
  210. Adding a (variable) gain boost to this non-inverting opamp buffer circuit?
  211. Klotz IC cables - opinions on specific types
  212. Matching I/O Impedance - How to?
  213. Equalizer and tone control circuit used in Dj mixer
  214. High performance subwoofer filter circuit(low pass) to your audio amp
  215. Unity gain opamp circuit
  216. Looking for a Cheap, simple Opamp gain stage
  217. Phantom Powered Stereo DI
  218. Why so difficult; It's just a switch
  219. Buzzing passive pre-amp
  220. do i need a preamp for a passive mixer?
  221. Wire gauge for amplifier's signal level input.
  222. CD Line out - PC sound
  223. Phono pre with Jfet and then ad815 at the second stage..
  224. Replacement for Monacor's RCA Connector T-724G wanted
  225. synare clone kit
  226. Full-Analog Arduino(or embedded)-CTRL 2wayCrossover
  227. Line Level Transformer Impedance
  228. Need help with schematics
  229. Luminous Axiom Passive Pre with 2 Outputs - Dumb Question
  230. how to remote control a rotary switch
  231. NE5532 preamp questions
  232. Using O2 as preamp
  233. 0.005% Distortion Tone Control Preamp, NJW1119A Chipset
  234. Low pass filter for subwoofer.
  235. Getting 10-15 dB gain from an opamp buffer circuit?
  236. Simple Volume Knob&Limiter?
  237. Phono card as standalone unit
  238. Passive Preamp schematic for multiple inputs and 2 outputs - help?
  239. 3-way input audio input switching board (ebay)
  240. mixer line in gain control
  241. Single ended Baxandall control - offset on pots
  242. HK825 replace Balance Pot
  243. Simple attenuation needed
  244. Looking for circuit improvement advice(Precision Fidelity C8)
  245. pre-amp with 2 stages adjustable gain
  246. portable discrete mic preamp
  247. Preventing source selector 'thump' using transformer?
  248. Bass loss after static shock - HELP
  249. First post
  250. R-2R attenuator PCB layout question

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