Dbx 4BX Multi-Band Expander Manual. Report. Post on Oct Views. Category: Documents. Downloads. Download. prev. next. out of The dbx Model 4BX three-band dynamic-range expander features an “impact . The complete and well-written manual explains the reason for this restriction. Description modified each production run only for significant variations. Insignificant *minor* variations may occur. Model Designation: dbx 4BX. Literature Type.

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DBX 4BX – Not liking it at all. – Tapeheads Tape, Audio and Music Forums

Dave, Last PM from you was the 16th. If not quiet enough for your taste, then I would recommend Dolby, or a better deck. I had to service each switch with DeoxIT. The multi-band units were a step in the right direction. This item will ship to United Statesbut the seller has not specified shipping options. Last edited by vidguy; at I think where we differ is that I know that these products can sound good, and I also know they can sound bad though I think some part of that is due to misuse.

Or, it might simply be because these things sound bad my supposition. Posted June 19, Sign in Already have an account? This 4bx is special, since it was recapped, some electronic components in the audio path were replaced by first quality components and it was carefully calibrated. Most of the time, I don’t use it at all. The gear is pretty damn reliable but with age components just deteriorate.


He’s digging deep, supposedly going to call me back. All it does is add mid-range to my sources, all the punch of my low end disappears, even when it’s by-passed.

Many listeners agree with me, so I cannot be hearing things. It is very difficult, mint condition, recapped, calibrated by specialized technicians, it comes with its original box, owner manual, and remote control.

I just bought a couple Khorns and an RSW 15 sub. The sound will be much cleaner.

As noted, the switches tend to be highly intermittent with age, and require regular maintenance. If an LP or cassette has 62 dB of range, the 4bx multiplies it by 1.

Many listeners are put off by the artifacts incurred with powerful compansion systems, To keep the artifacts inaudible, the ratio must be reduced to a level where the increase in dynamic range is very meager. I do not want to take up my download space alotment with this. Item specifics Seller Notes: I remember you telling me about the Manuao wishes he would have used no NR at all instead of dbx.


Sign In Sign Up. Those pro rack processors work just fine too, in the hands of trained professionals, which is why they are still around and still being used today.

DBX consumer only offered depot service there were no service centers. Would you cbx to see your company or site here? Posted June 19, edited.

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Dbx 4BX Multi-Band Expander Manual

For more Tapeheads affiliates and links, see the Links and Resources page. The 4BX is not an NR processor, it’s a dynamic range expander. No additional import charges at delivery! DBX 4BX with original remote.

I have asked by PM the two individuals that I thought most likely to have but I am coming up empty. Mouse over to Zoom – Click to enlarge.

One reason the low end could be deficient is bad or old bypass capacitors. For additional information, see the Global Shipping Program terms and conditions – opens in a new window or tab This amount includes applicable customs duties, taxes, brokerage and other fees. This may be also present in your unit.

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