Find great deals for JBL Urei Electronics watt Power Amplifier THX. Shop with confidence on eBay!. Jbl Pdf User Manuals. View online or download Jbl User Manual, Instruction Manual. Have a chance to purchase a amp decent?? Did JBL produce their amps or did they farm them out?? In the past, I found several for.
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I couldn’t find an official spec in the manual linked, but one of the threads above claim its 0.
A few useful links: I’m just using a pair of JBL surrounds to test right now, but was happy 66260 find there was no hum or hiss at all with both channels set for max output. They have all the right stuff for great sound. Discussion in ‘ Solid State ‘ started by miscrms00Oct 21, Connecting speakers and pre-amp I found that I only had output on one channel and that seemed a bit soft.
I reflowed the solder on the relay pins on the back side of the board, as well as a number of the other components in that area but still no change. Your name or email address: The power supply caps and troublesome electrolytics in the speaker relay circuit all jbp to have been replaced already.
Boat anchor transformer that makes the amp tricky to move around.
Share This Page Tweet. After it dried out I replaced the cover, glued back on the magnet that had fallen off and soldered the relay back onto the board to test. Thankfully there are some great threads out there that helped me a lot.
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Yes, my password is: I also checked the voltage on the coil pads on the board and it measured 25V without the relay present. You must log in or sign up to reply here. Luckily the cleaning seemed to have done it, and both channels were now strong and reliable with no change from pressing on the it and flexing the board.
Plenty of metal die T outputs for more than adequate power handling. Output DC on the speaker terminals was measured at mV. Coil voltage now read Do you already have an account?
Anyways, can’t keep them all, the ‘s did not survive a sell off. Log in or Sign up.
At that point I was thinking I might have to replace the relay, so I removed it from the board completely. No, create an account now.
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My pair seemed to loaf all the time, you couldn’t tell if they were on by touching the top. Just thought I’d share my experience bringing an ebay bought JBL into service. I also checked the bias on the output devices which seemed to be a bit hot at about 0. I had a pair of ‘s. Here’s the system I’m slowly putting together: SoCal SamOct 21, Couldn’t tell any difference in volume or clarity, so left it there.