View Full Version : Analog Line Level

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  1. ZSP1 preamp gain
  2. Acurus L10 Powersupply
  3. Building an Analog to Digital Converter Unit...
  4. DIY pre amp board
  5. Opamp power bypass
  6. Tone Control - Volatage range for TL072/LF252-N
  7. Stereo volume attenuation
  8. Quad channel volume control
  9. Work? L, R RCA inputs -> 1 XLR out?
  10. Impedance matching pre -> power.
  11. LME49740 vs TL074, design considerations and stability
  12. Solid state R2R attenuator using analog switches or multiplying DAC
  13. MF nuvista source selector problem again
  14. What do we think about solid-state potentiometers?
  15. TubeCAD's ACF2 as a active crossover
  16. Phaseca--My new diy pre amp
  17. looking for bass treble pcb pattern
  18. Mobile recording using linein
  19. [Need] simple preamp and LPF based on 5532 for digital sources
  20. wall-based trasformer volume control as passive pre?
  21. noob stab in the dark - riaa preamp
  22. Oscillating Op-Amp
  23. Preamp for shotgun mic
  24. Mark Levinson No 38, Need Help
  25. Help! Kenwood Basic C-2 left channel out (phono only)
  26. Signal delay schematic
  27. Adding 4 channels to a 2 channel input on HT amp
  28. vumeter (stereo, mono)
  29. Acquired Some Elan Components, What are They?
  30. Pre-mix for boombox
  31. Reed Switch Audio Attenuator
  32. "Balanced" PGA2311?
  33. 2 way crossover on Chinese pcbs
  34. SE to Balanced pre question
  35. Interconnect Ground Cable Ground Loops
  36. PGA2310 - PGA2311 - CS3310: version without OPAMP for outdoor OPAmp connection wanted
  37. Any AIKIDO-philes who know why Broskie has changed the formula
  38. One More Overcomplicated Mic Preamp
  39. Problems with subwoofer phase control picking up noise
  40. IC's get hammered
  41. Left/Right channel balance control
  42. Potentiometer Selection
  43. All-In-One Preamp Circuit
  44. Line level mixing
  45. Booze Hounds Labs Phono any good?
  46. PLLXO - Am I doing this right?
  47. Need an Active 2nd Order Low Shelf Filter aka Low Shelving Filter
  48. Switching Noise Between Preamps
  49. Bluetooth Lightspeed attenuator
  50. Help getting 5.1 preamp from Ebay repaired please!
  51. Should using balanced cables to amplified monitors improve sound ?
  52. Apox Audio preamp reborn with the power of Arduino
  53. Does an Op Amp Voltage Follower Operate in Class A?
  54. My boozehound phono stage build
  55. Pre amp kit
  56. balanced preamplifier based on LME49990
  57. Merging two channels with passive low passes
  58. Old Colony Sound Lab T-2D Line Amp - Any Info?
  59. Impedance Bridging and Isolation Tranformer
  60. TDA7315 chip parameters interpretation
  61. MFP-102 N fet compatibility
  62. What is the effect of a 22K res in series with a 25K volume pot?
  63. Senior Project: Bandpass Equalizer pedal
  64. [WANTED] Mark Levinson No 26S Service Manual/Schematic
  65. ORTF is best for stereo recording
  66. A zero impedance preamp and CMRR
  67. good preamp
  68. calculate crossover with Re or impedance ?
  69. Op-Amp Preamp Circuit for Electret Mic
  70. Simple Router (then bass management)
  71. Second order shelving filter
  72. Help with component selection.
  73. passive to tame 8khz peak
  74. Hafler SE100 Preamplifier / Symmetric B1 buffer hybrid
  75. Adcom GFP-750 -Needs Repair
  76. Variable gain op-amp for volume control (vs normal voltage divider pot)
  77. Germanium Transistor and FET opamp
  78. 5 zone preamp based on Arduino controlled optocoupler
  79. How to select the right impedance for volume control
  80. In vehicle Pre-amp for mic (12+ VDC)
  81. Resistor-Diode-Relay Logic Source Selector
  82. 3 into 1 input the other way round
  83. Nagging Ground Issue
  84. Looking for Princeton Applied Research 115 MANUAL
  85. Active Band Pass Filter with +/- Gain
  86. Components source
  87. Guitar ABY or Headphone Amplifier?
  88. rod elliot p88 preamp knob arrangment
  89. C-Mos opamps in audio preamplifiers
  90. Cheap, balanced XLR passive pre?
  91. DIY crossover - Sallen-Key?
  92. Hafler 915 preamp cap question
  93. analog 3.5mm to digital usb possible?
  94. Mixer Pre-amp
  95. DIY tube preamp - help with choosing the right kit
  96. opamp channels mysteriously mixing ¿quantum thing or me too dumb?
  97. MC-22 schematic question
  98. unbalanced/balanced to balanced converter
  99. My line buffer preamp
  100. Attenuating Preamp Filter Question
  101. biamping with one DAC
  102. Audiophile active crossover
  103. adding EQ without screwing up sound; few questions...
  104. SSTART Pcb and power supply project
  105. Help with a simple envelop detector filter. (averaging the signal)
  106. audio output switch? Monitor Controller
  107. Very simple volume control with IR remote
  108. JFETs and MOSFETs biasing questions
  109. I need advise on audio mixing boards?
  110. pre amp output
  111. OPA134 Amp Help
  112. OPA134
  113. Capacitors voltage rating
  114. Capacitors voltage rating
  115. attenuation on dac output with U-pad
  116. passive preamp
  117. preamp necessary?
  118. Will phono pre > passive pre > amp work well enough?
  119. 60Hz hum problem, please help
  120. distortion cancellation for diode limiter
  121. electret mic preamp for micro ADC
  122. Understanding "Voltage - Input Offset" Parameter
  123. Schade MOSFET + Feedback Line Amp
  124. Preamp or receiver?
  125. Sony BX-270 Datasheet Wanted
  126. Classe Audio DR6 Bias
  127. Dual gang potentiometer for 'mixer'
  128. Aikido Preamp Bass & Treble Controls
  129. Tried active crossover, mean hum...
  130. How to use TDA7439 for center and subwoofer
  131. Active notch filter
  132. simple pre amp volume control with seperate mono out
  133. Help me wire up my SUT correctly (Tamura TKS-27)
  134. How can I split a mixer bus?
  135. Beau's Bias Circuit Schematic
  136. What should be included in a subwoofer lowpass filter?
  137. Potentiometer volume control treble loss bleed
  138. Adcom GFP 815 Pre Amp-Any users?
  139. speaker out to preamp out while driving speaker
  140. 6dB Active crossover
  141. Replacing volume pot from 100K to 50K reduces gain?
  142. Dual Ganged Stereo Volume Control
  143. McIntosh/Conrad Johnson pairing
  144. Input Impedance Question
  145. Active studio monitors/ crossovers
  146. new discrete opamp for line preamplifier
  147. Music Angel Pre Amp
  148. Tilt Equalizer Filter
  149. Parametric EQ based bass boost circuit
  150. Power On Delay/Loss of AC Detector Relay
  151. Balanced Line Driver with DRV134
  152. PGA3211 6.1 assembling
  153. PGA2311 code
  154. SMD High-Voltage Discrete Diamond Buffer
  155. How best to implement image mode controls
  156. Preamp has unwanted delay (and hum)
  157. Pot values in LM1036 preamp circuit
  158. simple three steps attenuator
  159. Behringer Eurorack UB1622fx PRO schematic
  160. Need help with Coustic XM-5e Crossover
  161. Small Fader + Volume control for Car
  162. PGA2311 Evaluation
  163. Are these pots what I need for my preamp?
  164. IR Remote Control
  165. That Corporation 1200 , 1203 , 1206 circuits
  166. portable set field mixer/ mic pre
  167. Compact simple EQ
  168. Digitally controlled pot distortion?
  169. Help me Choose Between A and B
  170. Quad Eight Electronics EQ712
  171. Adding a line level output to PGA2311 preamp
  172. Using Joachim Gerhard Filter Buffers as balanced crossover
  173. Impedance measuring jig and iSEMcon kit
  174. LM1036N Potentiometer Type
  175. 4558d
  176. 10M45 as simple preamp...
  177. Kenwood c-2 balance pot
  178. Attenuator Impedance for Adcom GFA-535?
  179. McIntosh C712 Preamplifier - Schematic wanted
  180. Speaker Combination in Custom Installation, please help
  181. 5 band equalizer, need help!!
  182. Parasound P/HP-850 Preamp Problem
  183. Crossover between pre and power amp for sub
  184. miniDSP pre-amp & volume control idea
  185. Klark Teknik Upgrae for 2ch
  186. signal level
  187. THAT 1200 Balaced Receiver IC?
  188. Patch Bay With Buffered Splitter/Channel Inputs Ideas
  189. Can't seem to get OpAmps to work
  190. Yamaha Equalizer 1027 service manual wanted
  191. Yamaha RX-V480 Tuner / FM Bands Wacky
  192. Discrete MOSFET 12db High Pass Filter
  193. ESP Proyect97 PCB
  194. Christmas Project - Audio Analyser
  195. HELP : what wattage for resistor ?
  196. x'over for a sub?
  197. Overlay stereo with mono, without losing stereo?
  198. Hi Level Amp output connect to RCA input
  199. Uneven Hafler 110 output
  200. Preamp-Buffers - simple idea
  201. OPA1612 compared to OPA2228(and a lil question about caps)
  202. How to wire up Audio Matching Transformer?
  203. VU meter arduino project help
  204. 8ch ADC
  205. Passive mixing network -- calculating total loss?
  206. DIY 3 way active crossover: as Christmas Holiday Project
  207. Upgrading the SM Pro AUDIO DI 4V
  208. fully balanced line with THAT 1206 plus 1646
  209. GHOST in 3 band graphic equalizer!! SOS!
  210. Weak bass problem...
  211. Please help me to debug the Lighter Note Attenuator
  212. Yet another remote volume control
  213. Questions about AC coupling and opamp biasing
  214. Request for Guides/Explanation Regarding Audio Mixer Circuits
  215. Preamp mod with a low cut shelf filter
  216. Linn Kairn repair
  217. Filter Bass and treble to the input of a microprocessor
  218. unbalanced to balanced 4 ch kit
  219. I need a super bass tone control
  220. Active Crossover for Open Baffle 2-way
  221. Simplist and tiniest PGA2320 kit out there?
  222. Impedance matching and 30dB drop
  223. Are there many people using BNC out there? or RG6 Quad Shield?
  224. output level of dvd playre?
  225. Suggestions for dual PS
  226. Yet Another IR Remote Volume Controller? No, I want one WITHOUT uC
  227. best balanced volume control solution ?
  228. help with muting relay
  229. Need help: Input selector control for 6 channels
  230. Opamp rollers and fiddlers this is for you.
  231. Good quality active preamp
  232. Convert mini Pre-amp from AC to DC power
  233. Volume control, Evil Mad Scientist style
  234. McIntosh C28 With Bad Transformer
  235. analogue active filter: MFB or Sallen Key?
  236. Help with 6-Bit R-2R Relay Attenuator
  237. Current conveyor as a voltage amplifier
  238. DIY monitor controller modules order…
  239. Active crossover component suggestions?
  240. can a preamp be used directly for headphone?
  241. Sharing a Single Inductor for Multiple Passive LR Filters?
  242. Audio Research LS-3 power transformer
  243. Lil Pre Amp
  244. Preamp OP-AMP...help.
  245. looking to try to split 80hz from an active stereo 3 way
  246. PGA2311 LCD Volume Remote Control+GOLD RCA Jeff Rowland
  247. A new fully analog FM modulated wideband optical transport Open Standard.
  248. wiring schematic for DPDT on-on-on toggle selector
  249. Mods for Denon AVR receiver or pre-amp?
  250. Mods for Denon AVR receiver or pre-amp?

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