View Full Version : Analog Line Level

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  1. Any opinions or improvements suggestions about this balanced inout line amp circuit ?
  2. Phono preamp buzz
  3. Inverse Notch Filter Function to compensate narrowband Minimum at Speakers
  4. Long cable run question
  5. Picked up Reite line and power supply
  6. Output /input signal strength pad for live sound
  7. composite opamp benefit (audible)
  8. Blending Two Independent Preamps
  9. Mic preamp based on Cohen Double Balanced Microphone Amplifier
  10. Curcio PAS 3 vibration
  11. Stepped Attenuator Clarification
  12. Driving VU Meters
  13. KMTech Active Crossover + Burson SS V5 Discrete
  14. behringer/dbx 2 way crossovers battery power supply
  15. Multichannel remote volume control
  16. Noise even if the signal doesn't pass through a component?
  17. Substituting Toshiba Op-Amp Into Circuit
  18. Khozmo Passive Pre Remote Issues
  19. A quick question reguarding audio Amplifiers
  20. Tape Head Pre Amp
  21. Designing simple, educational DAC
  22. Attaching preamp in/out signal grounds at chassis vs. on PCB
  23. Building A Monitor Controller
  24. Classe Thirty Upgrades?
  25. Modified Baxandall Pivot Frequency
  26. stereo graphic equallizer for TDA7297
  27. Upgrade NE5532
  28. I have a luxman c-02 with weak channel.
  29. Sony TA-E7B pre-amp switch problem
  30. Active crossover + EQ solution?
  31. Active Crossover(s) for MJK OB H frame + FR
  32. Power supply to make rails for a linkwitz transform.
  33. B&K CS-117 Preamp HELP!
  34. Bargain, Great pre for class D amps
  35. Mark Levinson PLS228 Question
  36. PGA2310 PreAmp for TA2024 board
  37. LME49710 vs OPA134 for a unit gain buffer
  38. Power supply for amplifier and active crossover network
  39. Passive Pre XLR Volume Control (Poor Man's Goldpoint SA1X)
  40. linuxworks Sercona Audio Controller 3 preamp
  41. linuxworks alternate a10 preamp
  42. Active notch filter analysis help
  43. help identifying traces on pcb for attenuator
  44. Linux-friendly active filter simulator?
  45. Monster M1 - using non even length of speaker cables
  46. Explain circuit Balanced to unbalanced circuit
  47. Soundcraftsmen TG-3044-r equalizer, Ready for the scrap heap?
  48. low voltage jfet buffer
  49. Jbl corssover question
  50. tl062 in place of 072
  51. Analog Matrix-mixer with MIDI remote Audio Volume Control/mute
  52. recommendations for room eq parametric etc
  53. Simple tone control
  54. High-fidelity 0.5W speaker driver
  55. DS1267 and tone control
  56. Behringer CX2310 crossover connection question
  57. Need help with input selector
  58. Line Level Splitter Differences
  59. Balanced preamp with OPA2134 and DRV134
  60. audio splitter
  61. Help me fix line-level out of Audiolab MDAC
  62. Electret capsule connestion to WL beltpack
  63. 50Hz noise when in mute
  64. Reccomnended preamp kit up to 100$
  65. High Offset with AD8065/66.
  66. Preamp schema modification
  67. SSR switching between input/output
  68. Balanced stereo to mono summing box, with PAD and phase. Help needed
  69. Tortuga LDR Preamp Build
  70. Need Help for Symmetric JC-2 PREAMP
  71. Deciding on a Phono-Preamp
  72. Best small size potentiometer for volume control
  73. CS3310 help
  74. help explaining active filters
  75. potentiometer
  76. Passive summing of L&R for subwoofer signal using resistors...
  77. wiring and shielding a potentiometer
  78. Any harm subbing a bigger cap in this output stage?
  79. Can R-2R attenuator act as a pot for tone controls
  80. Where to put ps and audio grounds?
  81. Just made DIY RCA's. Music suddenly brighter?
  82. MC Cartridge Output Voltage : P-P or RMS ?
  83. FM Audio Frequency Response
  84. Electret mic pre-amp with AGC
  85. phase shift after low pass filter
  86. how do i troubleshoot an LDR?
  87. salas DCB1 level 0 quiescent current and does it require heatsink?
  88. Can i use capacitors in parallel for a 1st order crossover
  89. "JimsAudio"
  90. Bad Design
  91. LDR's
  92. Ladder type attenuator wiring
  93. Sescom MI-52 Transformer
  94. Signetics Analog Applications Manual
  95. NE5532..AN/AFE/N/D????
  96. Help needed - repair of line stage with super reg
  97. BHL "Le Pacific" phono amp new build problem
  98. need help with vero/strip board
  99. Lundahl LL1545A and 50Hz hum
  100. THAT DRIVER preamp power supply
  101. source of audio signal relays
  102. Hum when pot is in center position
  103. single supply Linkwitz Riley 3 way crossover
  104. Doug Self Preamp from Linear Audio #5
  105. Cary SLP70 Preamp Schematic / Info Anyone?
  106. DIY 2.1 Channel Stereo Pre-Amp Question
  107. Signal FET
  108. My active xover for biamp schematic
  109. Why 2.1Vrms?
  110. Looking for Opamp numbers...
  111. PRE-Amplifier Grounding Question
  112. slowest opamp
  113. Sallen-Key Active Crossover - Is amplifier input impedance a factor?
  114. Which is low noise preamp?
  115. Dyna PAS-3 ...Repair?
  116. Kuartlotron Preamp Implementation, SMD Heavy.
  117. Aline Audio pre-amp board
  118. pga2310 PCB input and output buffer
  119. How to add dB curves
  120. My B1 Buffer Build
  121. 2sk170 GR or BL?
  122. bipolar op amp supplies
  123. BPPBP - Bruno Putzey's Purist Balanced Preamp (well a balanced volume control really)
  124. Grounding Rca's ?
  125. The Kuartlotron - All in one layout conception
  126. Is it okay to split the output signal in a passive preamp?
  127. Polarity dependant EQing?
  128. Transistor mic preamp
  129. Use an active analog crossover or a DSP?
  130. Kenwood ka7300 power in input resistance?
  131. OP Amp basics, need help...
  132. PGA2311 PCB
  133. LT1567 for ES9018K2M SE conversion?
  134. Shunt Potentiometer Calculator Excel-sheet
  135. Volume divider with summed subwoofer out?
  136. Preamp kit suitable for meridian 205 mono blocks
  137. A high-pass PLLX to feed active 'satellite' speakers?
  138. Example of op amp oscillation with pics...
  139. Arduino based LDR volume and source selection controller
  140. DBX noise reduction for tape recorder
  141. Nested opamp circuit... does it really works
  142. audio splitter with tl074 to sub
  143. Home Theater Passive-AVC? TVC?
  144. Aikido dual mono octal
  145. The Wire Balanced Phono Preamp
  146. How to design a passive pre: TDA1543 I/V driving bi-amp Gainclones
  147. Tube preamp?
  148. Custom Preamp for 3.1 Channels with Bypass Switch
  149. Ladder stepped attenuator downsides please
  150. Reel to reel (tape) preamplifier
  151. Hafler DH-110 problem
  152. Line level buffer: discrete or ICs based?
  153. V72 siemens klangfilm
  154. noisy pre amp, audio transformer noisy?
  155. What's up with these messed up square waves?
  156. Remote-controlled tube preamp
  157. Technical advice needed
  158. Marantz HDAM SA 2 buffer vs B1 buffer
  159. Audio limiter
  160. Parasound Halo JC 2 Circuit.
  161. low pass filter active adjustable
  162. Can anyone help me diagnose my IRIS problem?
  163. McIntosh Preamp pre c34 remote? thru loop?
  164. McIntosh C2300 modification
  165. Cx-1000 needs bass
  166. REQ pream mic/instrumen for recording
  167. Stereo to Mono with Dual Voltage Transformer
  168. Looking to create a PEQ. Cant begin.
  169. analog vs digital controled potentiometers
  170. preamp buffer tl074
  171. Annoyingly new at crossovers, can someone help with some fairly easy question?
  172. External compensation capacitor value for NE5534 op amp...
  173. PGA2311 kit issue
  174. INA217 mic preamp for computer
  175. Converting JBL 5600-2B mixer for direct outs
  176. Sherbourn 7020
  177. A Targeted Preamp for Unbalancing and Phantom Powering
  178. Volume control - can someone explain for me please?
  179. Analog audio effects and synths
  180. android arduino digital pot
  181. Parasound hca-1000a preamp needed?
  182. Grounding Issue DAC Preamp
  183. Pre-amp - output caps swap
  184. An honest opinion over this dyn. mic. preamp Please
  185. Upcoming Volume/Selector w/Ground Isolation
  186. Failure or not?
  187. Trouble driving line level with That 1512/1646 combo
  188. V-Cap OIMP Who was listening ?
  189. TDA 1524 tone control
  190. Art project needs help! Line-level splitting...
  191. Warm Audio EQP-WA Tube Equaliser
  192. TKD 2P-2511S - 21 steps replacement AN Kit One
  193. Adding a DAC to tube mixer
  194. Need advice choosing a pre-out voltage booster, mixer, etc.
  195. Opamp input buffer choices
  196. diy custom remote for my preamp
  197. Stereo to Mono Converter
  198. Tone control TL074
  199. VU meter indicator signal levels
  200. How to Null the output of a diff amp please?
  201. Passive Preamp: Arduino based, remote control, Relay R2R, input selection
  202. Great American Sound MM Phono
  203. Modded Kawai mixer
  204. XLR to RCA adapter causes gross amounts of distortion...
  205. Hypex UcD400 OEM unbuffered input?
  206. Great American Sound Head Amp
  207. My active crossover filter project.
  208. Vicol Audio R2R Volume controller Builds
  209. Looking for tone Control using 4558 opamp
  210. Audiolab 8000C - modify or start again?
  211. Pre-amp mods - new opamp caps position?
  212. 3rdOrderAllpass_HowTo: calculate delay
  213. Help with Jung AD744/811 PCB Layout
  214. determine element value for the pre-amp package I am working on
  215. need help with car ampifier preamp section
  216. Thoughts on reduction of 2nd order harmonic distortion
  217. HK citation 17- new output relay switch
  218. Not Equal Slope of Active Crossover at Same Cut Of Frequency
  219. Soundcard buffer critique, please?
  220. A little advice regarding boosted op amp
  221. preamp/buffer for TA2020/2024
  222. Building a decent input switcher
  223. crossover: series vs paraller effect on load impedance
  224. "NOOB" needs help with tube preamp build
  225. SSL xlogic alpha vhd pre phantom problem
  226. "All at once" IC Phono Stage circuit
  227. Phono stage on ebay (stolen trademark)
  228. INA217 preamp OPA question
  229. PGA 2310 kit
  230. FM Reception Trouble
  231. Help with older Claricon mixer
  232. Single-supply buffer help
  233. minimum preamp output impedance
  234. MXL V69 doesn't work
  235. speaker setup xo help
  236. LCDuino (arduino) R2R relay preamp
  237. My PGA2310 Box
  238. Recommend a Tube buffer for use in product
  239. Spice transistor parameters?
  240. Pre-amp for electret mic capsule->PC input
  241. Good audio with LDR's
  242. Balanced Preamp for bi-amping
  243. dynamic mic to electret input, with splitter
  244. 'slow down' ad797
  245. Linear DAC power supply
  246. VC23 PGAVOL using PGA2310
  247. Help needed designing signal switching circuit
  248. VU Meter XXL with LED Stripe
  249. DC offset from the line level stage.
  250. Anyone have information about Da Vinci Transformer Passive Preamp?

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