View Full Version : Analog Line Level

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  1. Cheap, balanced XLR passive pre?
  2. DIY crossover - Sallen-Key?
  3. Hafler 915 preamp cap question
  4. analog 3.5mm to digital usb possible?
  5. Mixer Pre-amp
  6. DIY tube preamp - help with choosing the right kit
  7. opamp channels mysteriously mixing ¿quantum thing or me too dumb?
  8. MC-22 schematic question
  9. unbalanced/balanced to balanced converter
  10. My line buffer preamp
  11. Attenuating Preamp Filter Question
  12. biamping with one DAC
  13. Audiophile active crossover
  14. adding EQ without screwing up sound; few questions...
  15. SSTART Pcb and power supply project
  16. Help with a simple envelop detector filter. (averaging the signal)
  17. audio output switch? Monitor Controller
  18. Very simple volume control with IR remote
  19. JFETs and MOSFETs biasing questions
  20. I need advise on audio mixing boards?
  21. pre amp output
  22. OPA134 Amp Help
  23. OPA134
  24. Capacitors voltage rating
  25. Capacitors voltage rating
  26. attenuation on dac output with U-pad
  27. passive preamp
  28. preamp necessary?
  29. Will phono pre > passive pre > amp work well enough?
  30. 60Hz hum problem, please help
  31. distortion cancellation for diode limiter
  32. electret mic preamp for micro ADC
  33. Understanding "Voltage - Input Offset" Parameter
  34. Schade MOSFET + Feedback Line Amp
  35. Preamp or receiver?
  36. Sony BX-270 Datasheet Wanted
  37. Classe Audio DR6 Bias
  38. Dual gang potentiometer for 'mixer'
  39. Aikido Preamp Bass & Treble Controls
  40. Tried active crossover, mean hum...
  41. How to use TDA7439 for center and subwoofer
  42. Active notch filter
  43. simple pre amp volume control with seperate mono out
  44. Help me wire up my SUT correctly (Tamura TKS-27)
  45. How can I split a mixer bus?
  46. Beau's Bias Circuit Schematic
  47. What should be included in a subwoofer lowpass filter?
  48. Potentiometer volume control treble loss bleed
  49. Adcom GFP 815 Pre Amp-Any users?
  50. speaker out to preamp out while driving speaker
  51. 6dB Active crossover
  52. Replacing volume pot from 100K to 50K reduces gain?
  53. Dual Ganged Stereo Volume Control
  54. McIntosh/Conrad Johnson pairing
  55. Input Impedance Question
  56. Active studio monitors/ crossovers
  57. new discrete opamp for line preamplifier
  58. Music Angel Pre Amp
  59. Tilt Equalizer Filter
  60. Parametric EQ based bass boost circuit
  61. Power On Delay/Loss of AC Detector Relay
  62. Balanced Line Driver with DRV134
  63. PGA3211 6.1 assembling
  64. PGA2311 code
  65. SMD High-Voltage Discrete Diamond Buffer
  66. How best to implement image mode controls
  67. Preamp has unwanted delay (and hum)
  68. Pot values in LM1036 preamp circuit
  69. simple three steps attenuator
  70. Behringer Eurorack UB1622fx PRO schematic
  71. Need help with Coustic XM-5e Crossover
  72. Small Fader + Volume control for Car
  73. PGA2311 Evaluation
  74. Are these pots what I need for my preamp?
  75. IR Remote Control
  76. That Corporation 1200 , 1203 , 1206 circuits
  77. portable set field mixer/ mic pre
  78. Compact simple EQ
  79. Digitally controlled pot distortion?
  80. Help me Choose Between A and B
  81. Quad Eight Electronics EQ712
  82. Adding a line level output to PGA2311 preamp
  83. Using Joachim Gerhard Filter Buffers as balanced crossover
  84. Impedance measuring jig and iSEMcon kit
  85. LM1036N Potentiometer Type
  86. 4558d
  87. 10M45 as simple preamp...
  88. Kenwood c-2 balance pot
  89. Attenuator Impedance for Adcom GFA-535?
  90. McIntosh C712 Preamplifier - Schematic wanted
  91. Speaker Combination in Custom Installation, please help
  92. 5 band equalizer, need help!!
  93. Parasound P/HP-850 Preamp Problem
  94. Crossover between pre and power amp for sub
  95. miniDSP pre-amp & volume control idea
  96. Klark Teknik Upgrae for 2ch
  97. signal level
  98. THAT 1200 Balaced Receiver IC?
  99. Patch Bay With Buffered Splitter/Channel Inputs Ideas
  100. Can't seem to get OpAmps to work
  101. Yamaha Equalizer 1027 service manual wanted
  102. Yamaha RX-V480 Tuner / FM Bands Wacky
  103. Discrete MOSFET 12db High Pass Filter
  104. ESP Proyect97 PCB
  105. Christmas Project - Audio Analyser
  106. HELP : what wattage for resistor ?
  107. x'over for a sub?
  108. Overlay stereo with mono, without losing stereo?
  109. Hi Level Amp output connect to RCA input
  110. Uneven Hafler 110 output
  111. Preamp-Buffers - simple idea
  112. OPA1612 compared to OPA2228(and a lil question about caps)
  113. How to wire up Audio Matching Transformer?
  114. VU meter arduino project help
  115. 8ch ADC
  116. Passive mixing network -- calculating total loss?
  117. DIY 3 way active crossover: as Christmas Holiday Project
  118. Upgrading the SM Pro AUDIO DI 4V
  119. fully balanced line with THAT 1206 plus 1646
  120. GHOST in 3 band graphic equalizer!! SOS!
  121. Weak bass problem...
  122. Please help me to debug the Lighter Note Attenuator
  123. Yet another remote volume control
  124. Questions about AC coupling and opamp biasing
  125. Request for Guides/Explanation Regarding Audio Mixer Circuits
  126. Preamp mod with a low cut shelf filter
  127. Linn Kairn repair
  128. Filter Bass and treble to the input of a microprocessor
  129. unbalanced to balanced 4 ch kit
  130. I need a super bass tone control
  131. Active Crossover for Open Baffle 2-way
  132. Simplist and tiniest PGA2320 kit out there?
  133. Impedance matching and 30dB drop
  134. Are there many people using BNC out there? or RG6 Quad Shield?
  135. output level of dvd playre?
  136. Suggestions for dual PS
  137. Yet Another IR Remote Volume Controller? No, I want one WITHOUT uC
  138. best balanced volume control solution ?
  139. help with muting relay
  140. Need help: Input selector control for 6 channels
  141. Opamp rollers and fiddlers this is for you.
  142. Good quality active preamp
  143. Convert mini Pre-amp from AC to DC power
  144. Volume control, Evil Mad Scientist style
  145. McIntosh C28 With Bad Transformer
  146. analogue active filter: MFB or Sallen Key?
  147. Help with 6-Bit R-2R Relay Attenuator
  148. Current conveyor as a voltage amplifier
  149. DIY monitor controller modules order…
  150. Active crossover component suggestions?
  151. can a preamp be used directly for headphone?
  152. Sharing a Single Inductor for Multiple Passive LR Filters?
  153. Audio Research LS-3 power transformer
  154. Lil Pre Amp
  155. Preamp OP-AMP...help.
  156. looking to try to split 80hz from an active stereo 3 way
  157. PGA2311 LCD Volume Remote Control+GOLD RCA Jeff Rowland
  158. A new fully analog FM modulated wideband optical transport Open Standard.
  159. wiring schematic for DPDT on-on-on toggle selector
  160. Mods for Denon AVR receiver or pre-amp?
  161. Mods for Denon AVR receiver or pre-amp?
  162. A question of volume control
  163. Cable Questions
  164. Interconnect cable Recommendations
  165. Another simple project I can't do. Using DAC from CDP
  166. Can i make a balanced preamp only using OPA2134 ?
  167. When is the Aikido going to be on sale again? is there a group buy I can get in on?
  168. Swapping potentiometer
  169. What should I be searching for
  170. Signal booster for cd player
  171. Preamp output relay - or other device
  172. Matching my silonex LDR
  173. Ballanced Unballanced what does it mean??
  174. LP/HP crossover for 2.1 DIY preamp?
  175. Biamp EQ-210 as a "Studio" EQ?
  176. Current noise between DC coupled op amps?
  177. Soft Clipper Central Station?
  178. Request active sub xo schematic
  179. Multichannel splitter and gain structure control box
  180. compact stackable relay attenuator - something new
  181. DIY Crossover/Filter: Power Handling
  182. Getting to know the DOODs ...
  183. LED battery indicator
  184. LME49713
  185. Tube preamp kit from ebay - worth my time?
  186. small pre-amp control board design help, I will pay :-)
  187. Value of Stepped Attenuator for Passive Amp.
  188. Differential Line Driver - Impedance Questions
  189. opa 2889 buffer circuit
  190. Help needed with diy outpout switcher relay based
  191. How to make a volume control 50cm from pre-amp?
  192. MAT02 transistors on eBay, are they genuine?
  193. Newb interested in DIY preamp
  194. Help hooking up a car VU meter unit to a home AV reciever
  195. Modular Preamplifier with IC Class A (SAM Electronic Circuits)
  196. Discrete opamp vs regular op amps
  197. Bob Cordell's VinylTrak
  198. NE5532 Tone Control
  199. Muting arrangements for ESP kits: P05B and P09B
  200. Schematics for c3m based preamp
  201. TA 377A preamp
  202. preamp and active filter for class AB amp
  203. Getting a PGA2310 to be silent
  204. SPL EQ Magix studio mic preamp
  205. What's wrong with this typicial preamp circuit?
  206. How Many Line-Level Components?
  207. Need to make a simple balance control
  208. DRV134 and protection diodes
  209. Passive line level 3th order RC XO with no insertion losses?
  210. That 1646 balanced line driver PCB
  211. Help with a PLLXO
  212. LME49990 design note
  213. Cg in THAT 1512
  214. Transistor Preamp Design for ADC
  215. P1 preamplifier
  216. MUSES 72320 electronic volume
  217. DIY 1/2-inch Measurement Microphone
  218. Adcom GTP-450 - Right Channel Fades Out
  219. Passive pre for my AudioSector
  220. Capacitive crosstalk between input/output wiring
  221. Cantilevered-Cascode Buffer (CCB) aka LinuxBuffer
  222. Accelerometer to audiointerface
  223. Home Theater bypass for a tube pre amp - Help!!!
  224. Ultrabass, psychoacoutstic low bass for little speakers
  225. Discrete Opamp test circuits
  226. Inverted Polarity of tube Pre-Amps
  227. Looking For Someone To Build A Vandersteen X-2
  228. Configurable active crossover - Newbie jumping in feet first
  229. Mic Preamp Improvements? (Soundcraft 800B)
  230. electret mic preamp gain
  231. Question about active crossover
  232. Rod Elliott ESP opamp pre's question
  233. Design questions for opamp-based preamp
  234. Preamp with remote using radio not ir
  235. Squeaking Noise with 48V in DAV BG1
  236. I need mini Pre-amp board, please help
  238. looking to build a "classic" tube compressor
  239. lm833 single supply
  240. How to protect device from contamination through output
  241. Lundahl LL1545A hookup question...
  242. Inverting rail to rail unity buffer
  243. Subwoofer Controller Kit - Altronics Kit No K5562
  244. Replacement cap for Wima MKP10 0,047UF
  245. Programming of Oxmoor equalizers via PA-422
  246. Help in choosing a potentiometer as a "Passive preamplifier"
  247. Test IC TL074 CN
  248. Relay audio switcher
  249. Analog audio switcher
  250. BSS FDS 340 crossover

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