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  1. Bose L1 Volume pot replacement
  2. Ampeg BA115HP transistor fried. Need advice on what to replace
  3. What is causing this fault?
  4. Need help with amp repair.
  5. heat wave=bad tone?
  6. Signature Trident MTA rack mounted 4 band graphic eq
  7. Diode reliability?
  8. super high plate voltage
  9. Blackstar ID60TVP amplifier scheme
  10. Unknown IC - any one have a clue what it is ?
  11. phonic 1082 plus amp powers up but can get no sound
  12. Technics SC CA1080 Hifi amp
  13. Alesis RA150 Power amp repair help needed
  14. Fender Rhodes germanium to silicon transistor swap
  15. BGW 7500B Questions
  16. Flea market find
  17. Carvin DCM600 Toroid Transformer
  18. behringer a500 amp repair
  19. Soundtech 6300 PA repair (schematic needed)
  20. JBL PRX715
  21. Hoffman Stereophonic Tube Amp Help - Power Issue
  22. Amp
  23. Preamplifier AD797AN for Wireless Noise Monitoring application
  24. Kenwood KA-3500 and cone excursion on start-up
  25. Peavey CS800 burning R20 after power up 5.6 ohms 5 watt resistor
  26. KC350 - Blown Amp? Preamp Seams OK
  27. gemini gvx sub15p
  28. Mackie SRM450 Loud Hum
  29. Behringer PMP4000 half working
  30. Sunn (Fender) SR8520P Noisy AC driven fan
  31. Hi-Fi...Turntable
  32. Behringer PMP518M with single speaker
  33. No Power on my passport PD-500
  34. AudioSource AMP300 - help needed
  35. Sunn SX4150
  36. help with ampeg b100 vintage
  37. Carvin DCM200L schematic?
  38. Asking for help repairing TOA KD-2 Power Section
  39. Behringer PMP5000
  40. Crown CE2000 PA Amp Question - thermal glue?
  41. Mackie SRM650 Not Limiting
  42. Markbass little tube 800
  43. Help with Yorkville YSM1p studio monitors
  44. What mosfet to suit/order
  45. Peavey MP4 Reverb Help
  46. Mackie RCF ART300A Loud Speaker Hum
  47. Hartke HA3500 Output Voltage
  48. Help with Yamaha 5014c pwr mixer.
  49. Crown XLS 802 with vexing power amp issue
  50. Roland PM-30 Oscillating
  51. crown xls2500
  52. NJD PM100 amp module
  53. Strat 500 weak distorted channel B
  54. Peavey XR684 turn on/off thump.
  55. Does anybody recognize this stereo?
  56. Peavey M7000 won't energize output relays
  57. Crown DC300A One Side Overheating
  58. Roland output board DC on speaker
  59. Merlin/Valve Wizard new tube amp book (hi fi amps) out now
  60. Gallien-Krueger 800RB
  61. Caps and resistors for HiFi
  62. Mackie SRM450 fault - help!
  63. Carver M1.5t Power Transistors Part Number Needed?
  64. Samson Mixer
  65. JBL eon 510 broken OUTPUT (mix/loop) and EQ
  66. AudioSource AMP200 - help needed
  67. Yamaha RA-100 Transistors - fuses blowing
  68. Yamaha emx212s problem
  69. UREI Model 1178 studio compressor channel issue
  70. WB Calipers M800
  71. odd buzzing in amp
  72. JPL MPX300 - Short Circuit Protection
  73. peavey XR684 cooling fan not working
  74. Peavey XR684 blowing fuses
  75. Carver PT2400 insight needed
  76. Roland KC-500 voltage problem
  77. Looking for Eden VT300A Schematic
  78. Roland KC-550 mute circuit
  79. Roland KC-350 Preamp Problem
  80. Pioneer A-400 Volume pot troubles
  81. SRM1801 SMPS bad
  82. Fender Passport PD500 - Sounds dirty
  83. Peavey CS800C main filter cap change
  84. SE 6AQ5 stereo amp
  85. Fan in the bottom of a Peavey amp
  86. Vox Jaguar Repair Issues
  87. Crown X4000
  88. Golden Ratio Amplifier 1x12" combo
  89. Raising sensitivity of input gain
  90. kustom 200b2 pc 303 pre amp problem
  91. Issues with biasing a Mackie M2600 power amp
  92. Traynor T30/GR info needed
  93. Connector Name
  94. Readable Leslie 122RV Schematic
  95. Solid State Amps...Interested In Learning More
  96. 1980's Roland BN-100, Need schematic
  97. Help with a Yamaha EMX2000 Schematic
  98. SR-4A can't pass bootup need help bootup logistics
  99. new here, would like some help with some power amps
  100. Fender PD-250 passport
  101. Fender SR 6325 out put transistors
  102. Ultimate Chorus reverb problems
  103. Clash of Clans Hack Android Just wanted to say Hello!
  104. carvin dcm 3800
  105. Peavey XR800F desk mixer amp - Fader info please
  106. Fohhn - latest into the workshop
  107. Peavey XR-696F Powered Mixer - Strange Noises
  108. Peavey XRD 680 PA (dual power amp, one side bad) diagnostics
  109. Behringer pmp9xxx mixer amp Hi inputs not working + Ultratone info please.
  110. Just wanted to say Hello!
  111. behringer b205d
  112. Crest CA18 Preamp issue
  113. Peavey KB60 KB60A Speaker Replacement
  114. Should this Peavey PV500 be loud.....
  115. Sansui Model 2000 Preamp Issue
  116. Guardian Audio B82M (with schematic)
  117. Eganter Tweaker 40
  118. Eganter Tweaker 40
  119. Phonic 740 Powerpod Plus 2X220 Eats fuses
  120. Crown Power Base 2: one channel distorted, mostly low frequency.
  121. Mackie HR624 oscillating
  122. Leslie Model 25 Booster Amp Project
  123. Help Biasing BRYSTON 4Be
  124. Behringer B215D soeaker
  125. broken amps
  126. Digital amps (modelers) and mains power
  127. Sanken 2SC1831 substitute - MJ21194?
  128. Taming high B+
  129. SRM450 v2 PCB blown R289
  130. Fender PA 135 - weak output
  131. Busted XR-1200? Wrong forum category
  132. behringer pmx 2000 europower
  133. Peavey Series 260 Monitor Amp has DC on Outputs
  134. Crown CE2000 issues
  135. Advent Powered Loudspeaker help troubleshooting woofer amp
  136. Schematic for Roland KC-500 keyboard amp
  137. QSC PLX1602 defective ribbon cables
  138. Simmons DA200s Blown Fuse
  139. Recommended silicon rhodes peterson design output transistors?
  140. dB technologies Opera 405D
  141. Kustom KPS4100
  142. Toshiba A10 Stereo Amplifier only playing mono.
  143. Peavey 400BH not working first 30 seconds, then stops after30 minutes.
  144. Sunn 200S blows 3amp slo-blo after about an hour in service. Anyone know how to fix?
  145. EL34 vs 6L6 tube comparison in Laney IRT120
  146. Samson XP510i SMPS problem
  147. dB Technologies Opera 405D
  148. Powered Speaker - Lo-Z Balanced Input?
  149. Interm PA-9336
  150. Yamaha MSR-400 woofer distorsion problem
  151. DC Coupled cathode follower
  152. Building a better Leslie 147 preamp
  153. Hi could use some help with a Mackie SWA1801 Thanks.
  154. Picked Up a Used Behringer KX1200, What Maintenance Should I Perform?
  155. Dynacord PCA2450 power amp no output on load
  156. AC-15 extra spkr cab
  157. Crate GX-15R Overdrive Dead
  158. VOX AC-15 1x12"spkr -----COVER
  159. Help,Help, Gremlins attacked my B-52 Amp.
  160. Adcom GFA 5500 troubleshooting
  161. Yamaha EMX88s Mixer Problems
  162. KRK V8 Studio Monitor Repair!
  163. Behringer HA903 - Headphones amp - Repair
  164. Mackie 808m distorting
  165. Quad 34 Solid state Preamp Background noise common fault ?
  166. Carlsbro Marlin Amp
  167. I am the new girl
  168. Jupiter Jukebox Amp
  169. Behringer PMH880S
  170. Sampson KM140 PA / mixer
  171. Mackie SRM450 problem when switched on
  172. Mackie M 1200
  173. Mackie m2600 distorting
  174. Behringer PMH 660m
  175. Infamous CE1000
  176. AB Systems 410C clip light always on
  177. Vox T-60
  178. Peavey CS800 oscillation
  179. Samson Servo 260 Idle Light
  180. EV CPS2.11 in Protect mode
  181. Peavey CS800S - no power
  182. Hartke 3500 No Sound, Not blowing fuses.
  183. Luxman MB3045 pilot lamp
  184. mackie srm 450 problem
  185. Question on voltage: 120v/240v - Vox Venue Keyboard 100
  186. Crown CE 1000
  187. Hartke HS1200 - what keeps the bias V in the middle ?
  188. Cs-800c ddt led on and hums
  189. Hartke HA5000 output module repair
  190. Ampeg SVT 4 PRO Mono Bridge Switch Missing???
  191. RCA 813 Project
  192. b647 transistor sub
  193. Ampeg BT15 capacitors
  194. Peavey XR-600C Mixer Head Noise
  195. Aux input on tube radio - use iso transformer?
  196. Crown XLS802 shuts down
  197. Microsoft Surface Computer Tube Amp and Speakers
  198. Better amplifier module design
  199. Tube preamp question
  200. Any info on FBT Promaxx14a?
  201. Interesting SS amp from Soviet era
  202. EP2500 fault in bridge mode
  203. The first Leslie amp
  204. Replacing capacitors with different value is bad?
  205. Wanting to get into HIFI audio. I know NOTHING about HIFI.
  206. explain how 70volt transformers read shorted to ground on ouput side of anp
  207. Lin Topology Primer
  208. An interesting old amp...
  209. 2004 Ampeg SVT CL Problems
  210. behringer pa system
  211. Looking for Line 6 head repair in Lansing area Spider IV 150 HD
  212. Another Yamaha EM 150 question...
  213. Replacement relay for Samson Servo 260
  214. Pioneer GM-X702 amp resistor identification
  215. Amp identification needed.
  216. Modular amplifiers ???
  217. 1988_Peavey_KB100_Mystery
  218. Crest CA6 Power amp- in protection on one channel
  219. Amp Porn #10...
  220. Amp Porn #9...
  221. Amp Porn #8
  222. Amp Porn #7...
  223. Amp Porn #6
  224. Amp Porn #5
  225. Amp porn #4...inside PV joke...
  226. From da Vault... Amp-Porn #U2?
  227. From da Vault... Amp-Porn #3
  228. Gallien Krueger MB 115 (110V) Schematic?
  229. ROTEL RB-870 low output in bridge mode
  230. From da Vault... Amp-Porn #2
  231. Delta Concept One AMP-Porn #1
  232. Info needed on ARB amps
  233. Crate slm straight half stack cabinet with discrepancies.
  234. Roland KC-350 Shorted out
  235. Source for Behringer Ultrabass input jack
  236. Peavy TNT 130 Bass Amp distortion
  237. Removing Behringer Ultrabass BX450 from it's case
  238. Pyle Pro PT4001X channel 1 not working
  239. AC plug for Wurlitzer model 200A
  240. Yamaha P3200 distortion - cutting positive parts of the signal
  241. PV XR8600D
  242. Mackie HR624 protection issue
  243. Peavey XR600F eq problem
  244. line in on a Hammond PR40 Tone Cabinet
  245. SWR sm500 Limiter Not working
  246. BEHRINGER KX1200 Keyboard Amp problems.
  247. identify 1970's Gibson solid state amp
  248. RCA M1-12295 PA Amplifier.
  249. Peavey CS400 - help troubleshooting bad channel
  250. Marshall MG100HFDX