Troubleshooting Audio Equipment

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Sticky: Repairing Alesis M1 Active mk2 Monitor Speakers by firespace Started by firespace, 08-28-2010, 06:45 PM	505 responses 191,144 views 0 reactions	Last Post by vintagevalves 10-18-2023, 11:25 AM
Sticky: Bose recall on several older Acoustimass, Liefstyle, Companion model subwoofers? by eccerr0r Started by eccerr0r, 07-05-2023, 07:36 AM	3 responses 1,204 views 0 reactions	Last Post by momaka 07-05-2023, 01:45 PM
Baofeng walkie talkie UV-16 PRO Mate not charging via usb type c. by thesame Started by thesame, 09-17-2025, 09:33 AM	28 responses 289 views 0 reactions	Last Post by stj Today, 07:56 AM
pioneer xdj rx locked by falcontech Started by falcontech, 10-17-2025, 11:00 AM	11 responses 95 views 0 reactions	Last Post by falcontech Today, 04:38 AM
Looking for a seemingly obscure schematic written on unobtainium parchment... Soundesign 5595 by fitz301 Started by fitz301, 10-19-2025, 06:16 PM	10 responses 60 views 0 reactions	Last Post by stj Yesterday, 02:52 PM
Onkyo-593 No power and now clicking sound by Sisko Started by Sisko, 10-03-2025, 02:18 PM	35 responses 280 views 0 reactions	Last Post by Sisko 10-22-2025, 06:47 PM
Omnitronic TUNA-NET Internet Radio - M1088 Module - any information or software? by DriversScrew Started by DriversScrew, 10-04-2025, 04:33 PM	7 responses 80 views 0 reactions	Last Post by DriversScrew 10-22-2025, 03:44 PM
DALI SUB E-12F class D, fluctuating power rail by madan1 Started by madan1, 10-15-2025, 10:33 AM	1 response 29 views 0 reactions	Last Post by madan1 10-22-2025, 07:32 AM
The Overseas Only Kenwood Model KR 790 by Mark R Started by Mark R, 09-23-2025, 08:27 PM	28 responses 245 views 0 reactions	Last Post by Mark R 10-21-2025, 03:09 PM
What problems could this blown cap cause in a Marantz SR5400? by ohren Started by ohren, 10-21-2025, 09:02 AM	0 responses 10 views 0 reactions	Last Post by ohren 10-21-2025, 09:02 AM
Sansui Integrated Amplifier replacement volume control troubles by Coert van Dorsten Started by Coert van Dorsten, 10-15-2025, 02:54 PM	0 responses 22 views 0 reactions	Last Post by Coert van Dorsten 10-15-2025, 02:54 PM
Bose Wave Radeo CD not spinning by CraigR Started by CraigR, 10-14-2025, 03:57 PM	1 response 20 views 0 reactions	Last Post by stj 10-15-2025, 06:48 AM
Help identifying PCB FS-750-2025 with TEA2025 – unbranded multimedia speakers by Alucio1970 Started by Alucio1970, 10-15-2025, 02:46 AM	0 responses 19 views 0 reactions	Last Post by Alucio1970 10-15-2025, 02:46 AM
Marantz m cr611. Switches off. No stby. by Fritter Started by Fritter, 11-04-2023, 10:14 AM	12 responses 1,084 views 0 reactions	Last Post by tnsilver 10-14-2025, 01:35 PM
Onkyo HT-R390 DSP dump by Tom_x Started by Tom_x, 01-11-2025, 03:57 AM	8 responses 261 views 0 reactions	Last Post by tsb3 10-12-2025, 06:09 PM
Vintage SONY Digital Clock Radio ICF-C12W no audio by UserXP Started by UserXP, 07-21-2025, 08:35 AM	229 responses 2,091 views 0 reactions	Last Post by stj 10-12-2025, 04:07 AM
KENWOOD KA-701 POWERS ON, NO RELAY CLICK by rccrasher65 Started by rccrasher65, 04-11-2025, 08:03 AM	217 responses 1,573 views 0 reactions	Last Post by rccrasher65 10-09-2025, 07:09 PM
Alesis RA500 problem by nbooradley Started by nbooradley, 10-06-2025, 04:14 AM	1 response 17 views 0 reactions	Last Post by stj 10-06-2025, 08:00 AM
Voice recorder for blind persons Milestone 311 - Whistle in the speaker by corrize Started by corrize, 09-14-2025, 02:46 PM	10 responses 152 views 0 reactions	Last Post by stj 09-30-2025, 09:35 AM
Denon Mc6000 channel 1 completely non-functional by falcontech Started by falcontech, 09-04-2025, 09:03 AM	5 responses 63 views 0 reactions	Last Post by Agent24 09-29-2025, 09:43 PM
Cambridge Audio Azur 651A , bricked I think !! by guizmo1967 Started by guizmo1967, 09-23-2025, 09:15 PM	1 response 36 views 0 reactions	Last Post by guizmo1967 09-26-2025, 11:46 PM
kenwood kr-6030 Mosfets????? by DrDos Started by DrDos, 09-20-2025, 04:42 PM	17 responses 144 views 0 reactions	Last Post by DrDos 09-26-2025, 07:34 AM
Modding HPF filter by madan1 Started by madan1, 09-24-2025, 02:06 PM	1 response 20 views 0 reactions	Last Post by stj 09-25-2025, 05:17 AM
Monitor Audio BXW10 by MattM Started by MattM, 12-16-2018, 12:50 PM	45 responses 12,454 views 0 reactions	Last Post by madan1 09-23-2025, 04:30 PM
Denon AVR-X2000 no audio by James981 Started by James981, 03-14-2022, 02:28 AM	3 responses 1,304 views 0 reactions	Last Post by tmaster21 09-23-2025, 07:06 AM
can anyone help me find schematics or boardview for MM1500KFD (down4sound amp) by 225xtrap Started by 225xtrap, 08-19-2025, 01:07 PM	11 responses 125 views 0 reactions	Last Post by 225xtrap 09-20-2025, 10:49 PM
Connect pc speakers to tv without 3.5 jack by nomoresonys Started by nomoresonys, 09-19-2025, 05:17 AM	14 responses 65 views 0 reactions	Last Post by nomoresonys 09-20-2025, 06:11 PM
Onkyo TX-NR5007 (NR3007 NR1007) NAND DUMP for DZKB4 DSP by MotherTeresa Started by MotherTeresa, 09-20-2025, 12:09 PM	0 responses 20 views 0 reactions	Last Post by MotherTeresa 09-20-2025, 12:09 PM
Yamaha DXR15 Powered Speaker Fault LED On by MobileXT Started by MobileXT, 01-17-2025, 12:43 AM	48 responses 554 views 0 reactions	Last Post by MobileXT 09-19-2025, 03:04 PM
AIWA mx-70 distortion by oboyled Started by oboyled, 09-04-2025, 11:56 AM	5 responses 38 views 0 reactions	Last Post by CapLeaker 09-19-2025, 03:51 AM
pioneer vsx 2021 no sound by srt1 Started by srt1, 08-25-2017, 12:00 AM	71 responses 19,442 views 0 reactions	Last Post by mo135 09-18-2025, 02:16 PM
Firmware file for Marantz NR1501 needed by Daniel Larsson Started by Daniel Larsson, 05-23-2025, 04:11 AM	7 responses 143 views 0 reactions	Last Post by mega3st 09-18-2025, 11:07 AM
Tannoy Reveal 6D by midibob Started by midibob, 09-27-2011, 04:16 AM	191 responses 50,685 views 0 reactions	Last Post by alex92ayfer 09-16-2025, 03:54 AM
Unit runs but no speaker output kenwood KR-6030 by DrDos Started by DrDos, 09-14-2025, 09:57 PM	5 responses 38 views 0 reactions	Last Post by DrDos 09-15-2025, 12:36 PM
Kenwood KR-6030 vintage stereo ,Old Man Trying to Save a Buck by DrDos Started by DrDos, 08-08-2025, 03:16 AM	84 responses 699 views 0 reactions	Last Post by DrDos 09-14-2025, 08:22 PM
Ampeg PF-350 bass amplifier head repair by JoelJ Started by JoelJ, 09-09-2025, 08:37 AM	4 responses 46 views 0 reactions	Last Post by Agent24 09-14-2025, 05:32 PM
Peavey SP5 Speaker Crossover. by 30Cal Started by 30Cal, 09-07-2025, 03:53 PM	4 responses 60 views 0 reactions	Last Post by Agent24 09-14-2025, 12:39 AM
DMR115 , Makita on site radio by zen Started by zen, 06-10-2022, 05:51 AM	21 responses 4,776 views 0 reactions	Last Post by gintarasmo 09-12-2025, 07:52 AM
On M-Audio AV40 active studio speaker's two zener diodes get really hot. by Dvsr Started by Dvsr, 09-10-2025, 10:20 AM	0 responses 24 views 0 reactions	Last Post by Dvsr 09-10-2025, 10:20 AM
Numark Party Mix Headphone Issue by nams2590 Started by nams2590, 09-04-2025, 01:38 PM	16 responses 77 views 0 reactions	Last Post by nams2590 09-09-2025, 02:59 AM
SA-HD52 1 Default Crosstalk/static after replacing selector switch IC? by Leebo249 Started by Leebo249, 09-07-2025, 07:23 AM	0 responses 19 views 0 reactions	Last Post by Leebo249 09-07-2025, 07:23 AM
Yamaha RX-A1040 internal error by Tom_x Started by Tom_x, 08-31-2025, 03:55 AM	5 responses 61 views 0 reactions	Last Post by Tom_x 09-07-2025, 02:17 AM

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