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Infinity SAT-750 Rear Speaker Questions & Answers
My Infinity SSW-210 Servo Subwoofer quit working yesterday. The light is on and the fuse is okay but there is no sound coming out. Does the sub have another fuse inside?
Unlikely, but open it up and take a look. Some help here.
Rebuild Infinity SSW-210 Subwoofer - AudioKarma
https://audiokarma.org > ... > Speakers
Jan 27, 2021 - One thing to be aware of is that the SSW-210 is a (sort of) servo subwoofer, which you won't be able to replicate. I have one working and one ...
Infinity SSW-210 question - Audiokarma
Oct 9, 2018
The design theory behind Infinity's "servo" subwoofers?
Nov 3, 2017
Vintage Infinity Servo Subwoofer vs modern - AudioKarma
Dec 23, 2015
SSW-210 Servo Subwoofer question - Forums - AudioKarma
Jan 22, 2009
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Info on Infinity SSW 210 Subwoofer?? - ecoustics.com
https://www.ecoustics.com > forum > home-audio
Oct 21, 2002 - Does anyone have any information on this great powered sub? Infinity SSW-210? (SERVO SUBWOOFER WITH 2 10" DRIVERS) I'm having no luck ...
10 posts ยท In the the early to mid 90's Infinity made the SSW-210 and the SSW-212 ( 250 and 300 ...
Infinity Servo Subwoofer How to? ' AVS Forum
https://www.avsforum.com > threads > infinity-servo-su...
Dec 26, 2009 - I picked up an Infinity Servo Subwoofer yesterday, but not quite sure as to how to ... The SSW-210 or SSW-212 have two drivers and no port.
Infinity tss 750 sub-woofer when powered on immediately pulls speaker in and has loud humming. no inputs hooked up, only plugged in to ac power source.
The loud humming is the sound of AC mains - clearly your amplifier is receiving an input from somewhere and possibly into the front end.
The hum could be induced by radiated energy from nearby unshielded equipment, it could be the result of an accidental hum-loop or could be because the amplifier power supply has a fault.
It is usual practice with amplifier construction to ensure unused inputs are shorted to ground by switching or by additional contacts and wiring at the input sockets. High gain high impedance inputs can cause a great deal of unwanted noise if they are not shorted.
I suggest you read the instruction manual and perhaps Google a few hints and tips about amplifiers and stuff.
Infinity TSS-450 subwoofer making a clicking noise
Just apply the excellent solution of "dskum" that I am reproducing here:
dskum
I had the same sub and I started hunting down the problem by disabling \'sectional\' parts of the circuit to find out whats causing the problem. The problem was narrowed down to the small \'limiter\' circuit which is soldered vertically on the Pre-Amp. (The wire from power amp connects to it) As far me, the limiter circuit doesn\'t add much value, if you are careful enough not to push the subwoofer to its peak limits. There is a 7 wire bus which connects the Pre-Amp (top board) to the power amplifier (bottom board). In that 6 wires are just direct connection from pre-to- power amp board. The pre-amp output goes through the limiter. (1st black wire). To remove the limiter from circuit just physically remove the limiter board by de-soldering the 7 pins through which its connected to pre-amp. Also you may\'ve to clean up the glue around to easily remove it. Disconnect the 7 wire connector from the limiter and solder it directly to the pre-amp board. (Only 6 black wires need to be connected.) Check the picture. Also as part of experiment I replaced the power filter capacitors with slightly bigger capacity. (But its not necessary - the glue on the old capacitors made it look like it was bulged - but its not). The white wire (limiter feedback) is not necessary and that can be disconnected or cut off for good. All the popup/crackling/thumping it was making is gone and the sub is working great again. (Yes it was doing so even without any inputs). While de-soldering make sure don\'t apply too much heat. The boards are pretty weak and you might easily damage the solder pads. WhiWh Whil Also don\'t use any kind of diode or mess with it the limiter circuit. Just removing the limiter circuit makes it good. If you use diode to directly connect the pre-amp line to power line as suggested earlier you might be damaging it more than its currently since you are almost connecting to the 42 v rails to it. Also if you google you would come across the service manual if you are interested in the circuit diagram.
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