After a while, a R519 a 330 ohm resistor on the protection circuit board smoked and stunk up the house. Mine was flaky also, one channel would not play by itself. There is some fadeing of the lettering on the remote but not too bad. You could suffer a fatal electrical shock! I should have them in by middle of next week and hope this pup is back on its feet. If the relay does not open under this condition, it is likely a current related problem.
Once sorted, this is one killer amp. I only used the tuner, cd, and processor inputs on it, and don't recall ever using anything else. It's quite impressive really and beyond my vocabulary to describe what it does with my Bose 901 when we are hitting 200-watt peak bursts. Cosmetically I would give it a 6 out of 10. Find all the documentation for downloading your vintage hifi or audiophile Dbx on vintageshifi. Tone controls include bass, mid, and treble.
It's best to turn them on with a remohte master switch. This preamp has a very nice neutral and smooth sound quality to it with and all controls and switches clean. If you cannot download this file, try it with or browser. If a file does not open, it is likely that the download is incomplete so be sure to download the files one at a time, and at a time of low traffic. It is one well laid out amplifier, easy to work on.
It's best to turn them on with a remohte master switch. It just didn't sound very good. A nice feature on this preamp is surround sound with hall, matrix, Dolby, and simulated modes. This plus replacing resistor R519 and the two 4. I have been using it in a studio as my monitor driver for 8 years. To open downloaded files you need acrobat reader or similar pdf reader program.
I never had the remote with it. There is no warranty on vintage electronics but this item is fully functional when it is shipped. The remote control is included with this preamp and works good. I will pack this very responsibly and send it via FedEx ground, plus send you the tracking number. I keep wondering why not many folks have discovered this beast. It has more detail than my hi end Denon.
The protection kicks in with no speaker attached 3. If you have any question about repairing write your question to the. Hope this problem stays away from your unit. I am looking forward to finding out. Thanks for looking at my auction.
The preamp should be fully functional and has had light use. For this no need registration. They all test fine, but the channel seems to work fine to a certain point in the power volume and then takes a dump. . It's a very under rated amplifier for some reason but it has performed consistently for me. Instead, contact your nearest service center! The dbx factory manual link is below: This preamp was never abused in any way. Replacing the original crappy op-amps with something modern would make a huge difference.
You will enjoy its power. There are several gain stages, and if I remember correctly, each stage was op-amp driven. After wading through a bunch of fake Toshiba vintage power transistorson on the net, I decided to buy the current Toshiba replacement set from. It is the left rear. Sorry about the delay, I had to work some issues out with the amp. Shipping is for the lower 48 states only.
So I do want this section to work. It was used primarily in a back-up capacity. I have tried to accurately describe this item but contact me if you have any questions or need additional pictures. Any other comments on what I can expect performance-wise welcomed. Payment for item will be with Paypal within 3 days of auction end.
In addition, some files are archived, so you need WinZip or WinRar to open that files. Now it is very stable. So, I am leaning toward a misbehaving output transistor. Take all the screws off the backplate and it pulls away from these boards. I keep wondering why not many folks have discovered this beast. Nothing seems amiss on the right half of the amp board pictured which is the one in question.