JBL/UREI and Amps. I have never heard the above. Anyone have any experience with these amplifiers? If so what were your. Vintage JBL / UREI Electronics. Manuals · · · · · B Specifications. Power output: watts per channel into 8Ω (stereo), W into 8Ω (mono). Frequency response: 20Hz to 20kHz. Total harmonic distortion:

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You jbbl post new topics in this forum You cannot reply to topics in this forum You cannot delete your posts in this forum You cannot edit your posts in this forum You cannot create jhl in this forum You cannot vote in polls in this forum. All times are GMT I still have a slight GL problems to this date. Also, wouldn’t you be forced to go mono with quad? Extra Tabs by vBulletin Hispano. I’m thinking the newer fan will be much quieter.

Let me throw this out for opinion’s: Good product and on the second hand market good value for money.

I suspect most would suggest bi amped with better amps? Last edited by Ken Pachkowsky; at The fans were anoying and they sucked a lot of power when turned on. The has a large finned heatsink at the back and no fan. Velodyne powered sub woofers had a jb, idea only they used a velocity transducer fastened to the back of the speakers cone. What I saw on the scope just blew my mind! Your Amp looks pristine. Would be watts per side. If so what were your impressions.


Originally Posted by DL More than enough power, of course.

JBL UREI 6290 1200w Stereo Power Amplifier

A friend of mine here in Sweden uses these models for amping H and studiomonitors. I would go biamped. Cut track to Jbo and resistor soldered to diode. This message comes from JBL Dog. I took the DC to the shop and hooked it up, put 8 ohm resistors on and put a 1khz sine wave in, hooked up a scope. I can click “Buy it Now” much faster than I udei keep up in the shop.

The problem becomes groundloops if mixing balanced and unbalanced lines. Next I am buying a Hummer.

JBL UREI w Stereo Power Amplifier | eBay

Widget I can click “Buy it Now” much faster than I can keep up in the shop. Anyone have any experience with these amplifiers? Factor that in if you are urel them shipped to you. Thinking of using the ‘s in mono mode to drive dual H’s per side. Originally Posted by Titanium Dome.

JBL 6290 Factory Mods

62900 had a line just for them in my electrical pannel. There was a fuzziness to the sound, a low level distortion.

At the rate I am going it’ll be a year before they are in boxes. Should I go quad amped with 4 way electronic crossover or bi amped with combo electronic and passive using higher end amps?

What’s that Mike, Big is Good? These amps seem to have a very solid build quality and are available at what seem to be very reasonable prices.


I have a pair of amps and currently use them to power four BassTech7 ServoDrive concert subs that weigh in at almost a half ton. Thanks for the info guys, will let you know if I get them.

Not exactly, got a pair of s for the HT set-up. Does anyone make a “stereo” 4-way active crossover? As soon as I went balanced between the amps and the crossovers all my ground loop problems vanished. With the Crowns Ufei can strap with the flip on a switch. This experience has reinforced my conclusion that the quality of the speakers is far more important than ureo amp.

All times are GMT The ‘s are a true watts per side udei a 4 ohm load and sound great. Fan seems much quieter with a drop of oil. One of the few amps on the market that you will actually double your power output going from 8 ohms x 2 to 4 ohms x 2. The time now is May be in future.

Vintage JBL-UREI Electronics

Building a custom pair of ‘s and am shopping for new electronics. For years I have know that speaker distortion is usually much higher than amp distortion. DC offset on channel A was 0 and channel B it was 0.